oscar template: generate bootstrap.min.css from source

Makefile

@@ -45,6 +45,7 @@ minimal: bin/buildout minimal.cfg setup.py
 
 styles:
 	@lessc -x searx/static/default/less/style.less > searx/static/default/css/style.css
+	@lessc -x searx/static/oscar/less/bootstrap/bootstrap.less > searx/static/oscar/css/bootstrap.min.css
 
 locales:
 	@pybabel compile -d searx/translations

searx/static/oscar/less/bootstrap/.csscomb.json

@@ -0,0 +1,297 @@
+{
+  "always-semicolon": true,
+  "block-indent": 2,
+  "colon-space": [0, 1],
+  "color-case": "lower",
+  "color-shorthand": true,
+  "combinator-space": true,
+  "element-case": "lower",
+  "eof-newline": true,
+  "leading-zero": false,
+  "remove-empty-rulesets": true,
+  "rule-indent": 2,
+  "stick-brace": " ",
+  "strip-spaces": true,
+  "unitless-zero": true,
+  "vendor-prefix-align": true,
+  "sort-order": [
+    [
+      "position",
+      "top",
+      "right",
+      "bottom",
+      "left",
+      "z-index",
+      "display",
+      "float",
+      "width",
+      "min-width",
+      "max-width",
+      "height",
+      "min-height",
+      "max-height",
+      "-webkit-box-sizing",
+      "-moz-box-sizing",
+      "box-sizing",
+      "-webkit-appearance",
+      "padding",
+      "padding-top",
+      "padding-right",
+      "padding-bottom",
+      "padding-left",
+      "margin",
+      "margin-top",
+      "margin-right",
+      "margin-bottom",
+      "margin-left",
+      "overflow",
+      "overflow-x",
+      "overflow-y",
+      "-webkit-overflow-scrolling",
+      "-ms-overflow-x",
+      "-ms-overflow-y",
+      "-ms-overflow-style",
+      "clip",
+      "clear",
+      "font",
+      "font-family",
+      "font-size",
+      "font-style",
+      "font-weight",
+      "font-variant",
+      "font-size-adjust",
+      "font-stretch",
+      "font-effect",
+      "font-emphasize",
+      "font-emphasize-position",
+      "font-emphasize-style",
+      "font-smooth",
+      "-webkit-hyphens",
+      "-moz-hyphens",
+      "hyphens",
+      "line-height",
+      "color",
+      "text-align",
+      "-webkit-text-align-last",
+      "-moz-text-align-last",
+      "-ms-text-align-last",
+      "text-align-last",
+      "text-emphasis",
+      "text-emphasis-color",
+      "text-emphasis-style",
+      "text-emphasis-position",
+      "text-decoration",
+      "text-indent",
+      "text-justify",
+      "text-outline",
+      "-ms-text-overflow",
+      "text-overflow",
+      "text-overflow-ellipsis",
+      "text-overflow-mode",
+      "text-shadow",
+      "text-transform",
+      "text-wrap",
+      "-webkit-text-size-adjust",
+      "-ms-text-size-adjust",
+      "letter-spacing",
+      "-ms-word-break",
+      "word-break",
+      "word-spacing",
+      "-ms-word-wrap",
+      "word-wrap",
+      "-moz-tab-size",
+      "-o-tab-size",
+      "tab-size",
+      "white-space",
+      "vertical-align",
+      "list-style",
+      "list-style-position",
+      "list-style-type",
+      "list-style-image",
+      "pointer-events",
+      "cursor",
+      "visibility",
+      "zoom",
+      "flex-direction",
+      "flex-order",
+      "flex-pack",
+      "flex-align",
+      "table-layout",
+      "empty-cells",
+      "caption-side",
+      "border-spacing",
+      "border-collapse",
+      "content",
+      "quotes",
+      "counter-reset",
+      "counter-increment",
+      "resize",
+      "-webkit-user-select",
+      "-moz-user-select",
+      "-ms-user-select",
+      "-o-user-select",
+      "user-select",
+      "nav-index",
+      "nav-up",
+      "nav-right",
+      "nav-down",
+      "nav-left",
+      "background",
+      "background-color",
+      "background-image",
+      "-ms-filter:\\'progid:DXImageTransform.Microsoft.gradient",
+      "filter:progid:DXImageTransform.Microsoft.gradient",
+      "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader",
+      "filter",
+      "background-repeat",
+      "background-attachment",
+      "background-position",
+      "background-position-x",
+      "background-position-y",
+      "-webkit-background-clip",
+      "-moz-background-clip",
+      "background-clip",
+      "background-origin",
+      "-webkit-background-size",
+      "-moz-background-size",
+      "-o-background-size",
+      "background-size",
+      "border",
+      "border-color",
+      "border-style",
+      "border-width",
+      "border-top",
+      "border-top-color",
+      "border-top-style",
+      "border-top-width",
+      "border-right",
+      "border-right-color",
+      "border-right-style",
+      "border-right-width",
+      "border-bottom",
+      "border-bottom-color",
+      "border-bottom-style",
+      "border-bottom-width",
+      "border-left",
+      "border-left-color",
+      "border-left-style",
+      "border-left-width",
+      "border-radius",
+      "border-top-left-radius",
+      "border-top-right-radius",
+      "border-bottom-right-radius",
+      "border-bottom-left-radius",
+      "-webkit-border-image",
+      "-moz-border-image",
+      "-o-border-image",
+      "border-image",
+      "-webkit-border-image-source",
+      "-moz-border-image-source",
+      "-o-border-image-source",
+      "border-image-source",
+      "-webkit-border-image-slice",
+      "-moz-border-image-slice",
+      "-o-border-image-slice",
+      "border-image-slice",
+      "-webkit-border-image-width",
+      "-moz-border-image-width",
+      "-o-border-image-width",
+      "border-image-width",
+      "-webkit-border-image-outset",
+      "-moz-border-image-outset",
+      "-o-border-image-outset",
+      "border-image-outset",
+      "-webkit-border-image-repeat",
+      "-moz-border-image-repeat",
+      "-o-border-image-repeat",
+      "border-image-repeat",
+      "outline",
+      "outline-width",
+      "outline-style",
+      "outline-color",
+      "outline-offset",
+      "-webkit-box-shadow",
+      "-moz-box-shadow",
+      "box-shadow",
+      "filter:progid:DXImageTransform.Microsoft.Alpha(Opacity",
+      "-ms-filter:\\'progid:DXImageTransform.Microsoft.Alpha",
+      "opacity",
+      "-ms-interpolation-mode",
+      "-webkit-transition",
+      "-moz-transition",
+      "-ms-transition",
+      "-o-transition",
+      "transition",
+      "-webkit-transition-delay",
+      "-moz-transition-delay",
+      "-ms-transition-delay",
+      "-o-transition-delay",
+      "transition-delay",
+      "-webkit-transition-timing-function",
+      "-moz-transition-timing-function",
+      "-ms-transition-timing-function",
+      "-o-transition-timing-function",
+      "transition-timing-function",
+      "-webkit-transition-duration",
+      "-moz-transition-duration",
+      "-ms-transition-duration",
+      "-o-transition-duration",
+      "transition-duration",
+      "-webkit-transition-property",
+      "-moz-transition-property",
+      "-ms-transition-property",
+      "-o-transition-property",
+      "transition-property",
+      "-webkit-transform",
+      "-moz-transform",
+      "-ms-transform",
+      "-o-transform",
+      "transform",
+      "-webkit-transform-origin",
+      "-moz-transform-origin",
+      "-ms-transform-origin",
+      "-o-transform-origin",
+      "transform-origin",
+      "-webkit-animation",
+      "-moz-animation",
+      "-ms-animation",
+      "-o-animation",
+      "animation",
+      "-webkit-animation-name",
+      "-moz-animation-name",
+      "-ms-animation-name",
+      "-o-animation-name",
+      "animation-name",
+      "-webkit-animation-duration",
+      "-moz-animation-duration",
+      "-ms-animation-duration",
+      "-o-animation-duration",
+      "animation-duration",
+      "-webkit-animation-play-state",
+      "-moz-animation-play-state",
+      "-ms-animation-play-state",
+      "-o-animation-play-state",
+      "animation-play-state",
+      "-webkit-animation-timing-function",
+      "-moz-animation-timing-function",
+      "-ms-animation-timing-function",
+      "-o-animation-timing-function",
+      "animation-timing-function",
+      "-webkit-animation-delay",
+      "-moz-animation-delay",
+      "-ms-animation-delay",
+      "-o-animation-delay",
+      "animation-delay",
+      "-webkit-animation-iteration-count",
+      "-moz-animation-iteration-count",
+      "-ms-animation-iteration-count",
+      "-o-animation-iteration-count",
+      "animation-iteration-count",
+      "-webkit-animation-direction",
+      "-moz-animation-direction",
+      "-ms-animation-direction",
+      "-o-animation-direction",
+      "animation-direction"
+    ]
+  ]
+}

searx/static/oscar/less/bootstrap/.csslintrc

@@ -0,0 +1,19 @@
+{
+  "adjoining-classes": false,
+  "box-sizing": false,
+  "box-model": false,
+  "compatible-vendor-prefixes": false,
+  "floats": false,
+  "font-sizes": false,
+  "gradients": false,
+  "important": false,
+  "known-properties": false,
+  "outline-none": false,
+  "qualified-headings": false,
+  "regex-selectors": false,
+  "shorthand": false,
+  "text-indent": false,
+  "unique-headings": false,
+  "universal-selector": false,
+  "unqualified-attributes": false
+}

searx/static/oscar/less/bootstrap/alerts.less

@@ -0,0 +1,68 @@
+//
+// Alerts
+// --------------------------------------------------
+
+
+// Base styles
+// -------------------------
+
+.alert {
+  padding: @alert-padding;
+  margin-bottom: @line-height-computed;
+  border: 1px solid transparent;
+  border-radius: @alert-border-radius;
+
+  // Headings for larger alerts
+  h4 {
+    margin-top: 0;
+    // Specified for the h4 to prevent conflicts of changing @headings-color
+    color: inherit;
+  }
+  // Provide class for links that match alerts
+  .alert-link {
+    font-weight: @alert-link-font-weight;
+  }
+
+  // Improve alignment and spacing of inner content
+  > p,
+  > ul {
+    margin-bottom: 0;
+  }
+  > p + p {
+    margin-top: 5px;
+  }
+}
+
+// Dismissible alerts
+//
+// Expand the right padding and account for the close button's positioning.
+
+.alert-dismissable, // The misspelled .alert-dismissable was deprecated in 3.2.0.
+.alert-dismissible {
+  padding-right: (@alert-padding + 20);
+
+  // Adjust close link position
+  .close {
+    position: relative;
+    top: -2px;
+    right: -21px;
+    color: inherit;
+  }
+}
+
+// Alternate styles
+//
+// Generate contextual modifier classes for colorizing the alert.
+
+.alert-success {
+  .alert-variant(@alert-success-bg; @alert-success-border; @alert-success-text);
+}
+.alert-info {
+  .alert-variant(@alert-info-bg; @alert-info-border; @alert-info-text);
+}
+.alert-warning {
+  .alert-variant(@alert-warning-bg; @alert-warning-border; @alert-warning-text);
+}
+.alert-danger {
+  .alert-variant(@alert-danger-bg; @alert-danger-border; @alert-danger-text);
+}

searx/static/oscar/less/bootstrap/badges.less

@@ -0,0 +1,55 @@
+//
+// Badges
+// --------------------------------------------------
+
+
+// Base class
+.badge {
+  display: inline-block;
+  min-width: 10px;
+  padding: 3px 7px;
+  font-size: @font-size-small;
+  font-weight: @badge-font-weight;
+  color: @badge-color;
+  line-height: @badge-line-height;
+  vertical-align: baseline;
+  white-space: nowrap;
+  text-align: center;
+  background-color: @badge-bg;
+  border-radius: @badge-border-radius;
+
+  // Empty badges collapse automatically (not available in IE8)
+  &:empty {
+    display: none;
+  }
+
+  // Quick fix for badges in buttons
+  .btn & {
+    position: relative;
+    top: -1px;
+  }
+  .btn-xs & {
+    top: 0;
+    padding: 1px 5px;
+  }
+
+  // Hover state, but only for links
+  a& {
+    &:hover,
+    &:focus {
+      color: @badge-link-hover-color;
+      text-decoration: none;
+      cursor: pointer;
+    }
+  }
+
+  // Account for badges in navs
+  a.list-group-item.active > &,
+  .nav-pills > .active > a > & {
+    color: @badge-active-color;
+    background-color: @badge-active-bg;
+  }
+  .nav-pills > li > a > & {
+    margin-left: 3px;
+  }
+}

searx/static/oscar/less/bootstrap/bootstrap.less

@@ -0,0 +1,50 @@
+// Core variables and mixins
+@import "variables.less";
+@import "mixins.less";
+
+// Reset and dependencies
+@import "normalize.less";
+@import "print.less";
+@import "glyphicons.less";
+
+// Core CSS
+@import "scaffolding.less";
+@import "type.less";
+@import "code.less";
+@import "grid.less";
+@import "tables.less";
+@import "forms.less";
+@import "buttons.less";
+
+// Components
+@import "component-animations.less";
+@import "dropdowns.less";
+@import "button-groups.less";
+@import "input-groups.less";
+@import "navs.less";
+@import "navbar.less";
+@import "breadcrumbs.less";
+@import "pagination.less";
+@import "pager.less";
+@import "labels.less";
+@import "badges.less";
+@import "jumbotron.less";
+@import "thumbnails.less";
+@import "alerts.less";
+@import "progress-bars.less";
+@import "media.less";
+@import "list-group.less";
+@import "panels.less";
+@import "responsive-embed.less";
+@import "wells.less";
+@import "close.less";
+
+// Components w/ JavaScript
+@import "modals.less";
+@import "tooltip.less";
+@import "popovers.less";
+@import "carousel.less";
+
+// Utility classes
+@import "utilities.less";
+@import "responsive-utilities.less";

searx/static/oscar/less/bootstrap/breadcrumbs.less

@@ -0,0 +1,26 @@
+//
+// Breadcrumbs
+// --------------------------------------------------
+
+
+.breadcrumb {
+  padding: @breadcrumb-padding-vertical @breadcrumb-padding-horizontal;
+  margin-bottom: @line-height-computed;
+  list-style: none;
+  background-color: @breadcrumb-bg;
+  border-radius: @border-radius-base;
+
+  > li {
+    display: inline-block;
+
+    + li:before {
+      content: "@{breadcrumb-separator}\00a0"; // Unicode space added since inline-block means non-collapsing white-space
+      padding: 0 5px;
+      color: @breadcrumb-color;
+    }
+  }
+
+  > .active {
+    color: @breadcrumb-active-color;
+  }
+}

searx/static/oscar/less/bootstrap/button-groups.less

@@ -0,0 +1,240 @@
+//
+// Button groups
+// --------------------------------------------------
+
+// Make the div behave like a button
+.btn-group,
+.btn-group-vertical {
+  position: relative;
+  display: inline-block;
+  vertical-align: middle; // match .btn alignment given font-size hack above
+  > .btn {
+    position: relative;
+    float: left;
+    // Bring the "active" button to the front
+    &:hover,
+    &:focus,
+    &:active,
+    &.active {
+      z-index: 2;
+    }
+    &:focus {
+      // Remove focus outline when dropdown JS adds it after closing the menu
+      outline: 0;
+    }
+  }
+}
+
+// Prevent double borders when buttons are next to each other
+.btn-group {
+  .btn + .btn,
+  .btn + .btn-group,
+  .btn-group + .btn,
+  .btn-group + .btn-group {
+    margin-left: -1px;
+  }
+}
+
+// Optional: Group multiple button groups together for a toolbar
+.btn-toolbar {
+  margin-left: -5px; // Offset the first child's margin
+  &:extend(.clearfix all);
+
+  .btn-group,
+  .input-group {
+    float: left;
+  }
+  > .btn,
+  > .btn-group,
+  > .input-group {
+    margin-left: 5px;
+  }
+}
+
+.btn-group > .btn:not(:first-child):not(:last-child):not(.dropdown-toggle) {
+  border-radius: 0;
+}
+
+// Set corners individual because sometimes a single button can be in a .btn-group and we need :first-child and :last-child to both match
+.btn-group > .btn:first-child {
+  margin-left: 0;
+  &:not(:last-child):not(.dropdown-toggle) {
+    .border-right-radius(0);
+  }
+}
+// Need .dropdown-toggle since :last-child doesn't apply given a .dropdown-menu immediately after it
+.btn-group > .btn:last-child:not(:first-child),
+.btn-group > .dropdown-toggle:not(:first-child) {
+  .border-left-radius(0);
+}
+
+// Custom edits for including btn-groups within btn-groups (useful for including dropdown buttons within a btn-group)
+.btn-group > .btn-group {
+  float: left;
+}
+.btn-group > .btn-group:not(:first-child):not(:last-child) > .btn {
+  border-radius: 0;
+}
+.btn-group > .btn-group:first-child {
+  > .btn:last-child,
+  > .dropdown-toggle {
+    .border-right-radius(0);
+  }
+}
+.btn-group > .btn-group:last-child > .btn:first-child {
+  .border-left-radius(0);
+}
+
+// On active and open, don't show outline
+.btn-group .dropdown-toggle:active,
+.btn-group.open .dropdown-toggle {
+  outline: 0;
+}
+
+
+// Sizing
+//
+// Remix the default button sizing classes into new ones for easier manipulation.
+
+.btn-group-xs > .btn { &:extend(.btn-xs); }
+.btn-group-sm > .btn { &:extend(.btn-sm); }
+.btn-group-lg > .btn { &:extend(.btn-lg); }
+
+
+// Split button dropdowns
+// ----------------------
+
+// Give the line between buttons some depth
+.btn-group > .btn + .dropdown-toggle {
+  padding-left: 8px;
+  padding-right: 8px;
+}
+.btn-group > .btn-lg + .dropdown-toggle {
+  padding-left: 12px;
+  padding-right: 12px;
+}
+
+// The clickable button for toggling the menu
+// Remove the gradient and set the same inset shadow as the :active state
+.btn-group.open .dropdown-toggle {
+  .box-shadow(inset 0 3px 5px rgba(0,0,0,.125));
+
+  // Show no shadow for `.btn-link` since it has no other button styles.
+  &.btn-link {
+    .box-shadow(none);
+  }
+}
+
+
+// Reposition the caret
+.btn .caret {
+  margin-left: 0;
+}
+// Carets in other button sizes
+.btn-lg .caret {
+  border-width: @caret-width-large @caret-width-large 0;
+  border-bottom-width: 0;
+}
+// Upside down carets for .dropup
+.dropup .btn-lg .caret {
+  border-width: 0 @caret-width-large @caret-width-large;
+}
+
+
+// Vertical button groups
+// ----------------------
+
+.btn-group-vertical {
+  > .btn,
+  > .btn-group,
+  > .btn-group > .btn {
+    display: block;
+    float: none;
+    width: 100%;
+    max-width: 100%;
+  }
+
+  // Clear floats so dropdown menus can be properly placed
+  > .btn-group {
+    &:extend(.clearfix all);
+    > .btn {
+      float: none;
+    }
+  }
+
+  > .btn + .btn,
+  > .btn + .btn-group,
+  > .btn-group + .btn,
+  > .btn-group + .btn-group {
+    margin-top: -1px;
+    margin-left: 0;
+  }
+}
+
+.btn-group-vertical > .btn {
+  &:not(:first-child):not(:last-child) {
+    border-radius: 0;
+  }
+  &:first-child:not(:last-child) {
+    border-top-right-radius: @border-radius-base;
+    .border-bottom-radius(0);
+  }
+  &:last-child:not(:first-child) {
+    border-bottom-left-radius: @border-radius-base;
+    .border-top-radius(0);
+  }
+}
+.btn-group-vertical > .btn-group:not(:first-child):not(:last-child) > .btn {
+  border-radius: 0;
+}
+.btn-group-vertical > .btn-group:first-child:not(:last-child) {
+  > .btn:last-child,
+  > .dropdown-toggle {
+    .border-bottom-radius(0);
+  }
+}
+.btn-group-vertical > .btn-group:last-child:not(:first-child) > .btn:first-child {
+  .border-top-radius(0);
+}
+
+
+
+// Justified button groups
+// ----------------------
+
+.btn-group-justified {
+  display: table;
+  width: 100%;
+  table-layout: fixed;
+  border-collapse: separate;
+  > .btn,
+  > .btn-group {
+    float: none;
+    display: table-cell;
+    width: 1%;
+  }
+  > .btn-group .btn {
+    width: 100%;
+  }
+
+  > .btn-group .dropdown-menu {
+    left: auto;
+  }
+}
+
+
+// Checkbox and radio options
+//
+// In order to support the browser's form validation feedback, powered by the
+// `required` attribute, we have to "hide" the inputs via `opacity`. We cannot
+// use `display: none;` or `visibility: hidden;` as that also hides the popover.
+// This way, we ensure a DOM element is visible to position the popover from.
+//
+// See https://github.com/twbs/bootstrap/pull/12794 for more.
+
+[data-toggle="buttons"] > .btn > input[type="radio"],
+[data-toggle="buttons"] > .btn > input[type="checkbox"] {
+  position: absolute;
+  z-index: -1;
+  .opacity(0);
+}

searx/static/oscar/less/bootstrap/buttons.less

@@ -0,0 +1,157 @@
+//
+// Buttons
+// --------------------------------------------------
+
+
+// Base styles
+// --------------------------------------------------
+
+.btn {
+  display: inline-block;
+  margin-bottom: 0; // For input.btn
+  font-weight: @btn-font-weight;
+  text-align: center;
+  vertical-align: middle;
+  cursor: pointer;
+  background-image: none; // Reset unusual Firefox-on-Android default style; see https://github.com/necolas/normalize.css/issues/214
+  border: 1px solid transparent;
+  white-space: nowrap;
+  .button-size(@padding-base-vertical; @padding-base-horizontal; @font-size-base; @line-height-base; @border-radius-base);
+  .user-select(none);
+
+  &,
+  &:active,
+  &.active {
+    &:focus {
+      .tab-focus();
+    }
+  }
+
+  &:hover,
+  &:focus {
+    color: @btn-default-color;
+    text-decoration: none;
+  }
+
+  &:active,
+  &.active {
+    outline: 0;
+    background-image: none;
+    .box-shadow(inset 0 3px 5px rgba(0,0,0,.125));
+  }
+
+  &.disabled,
+  &[disabled],
+  fieldset[disabled] & {
+    cursor: not-allowed;
+    pointer-events: none; // Future-proof disabling of clicks
+    .opacity(.65);
+    .box-shadow(none);
+  }
+}
+
+
+// Alternate buttons
+// --------------------------------------------------
+
+.btn-default {
+  .button-variant(@btn-default-color; @btn-default-bg; @btn-default-border);
+}
+.btn-primary {
+  .button-variant(@btn-primary-color; @btn-primary-bg; @btn-primary-border);
+}
+// Success appears as green
+.btn-success {
+  .button-variant(@btn-success-color; @btn-success-bg; @btn-success-border);
+}
+// Info appears as blue-green
+.btn-info {
+  .button-variant(@btn-info-color; @btn-info-bg; @btn-info-border);
+}
+// Warning appears as orange
+.btn-warning {
+  .button-variant(@btn-warning-color; @btn-warning-bg; @btn-warning-border);
+}
+// Danger and error appear as red
+.btn-danger {
+  .button-variant(@btn-danger-color; @btn-danger-bg; @btn-danger-border);
+}
+
+
+// Link buttons
+// -------------------------
+
+// Make a button look and behave like a link
+.btn-link {
+  color: @link-color;
+  font-weight: normal;
+  cursor: pointer;
+  border-radius: 0;
+
+  &,
+  &:active,
+  &[disabled],
+  fieldset[disabled] & {
+    background-color: transparent;
+    .box-shadow(none);
+  }
+  &,
+  &:hover,
+  &:focus,
+  &:active {
+    border-color: transparent;
+  }
+  &:hover,
+  &:focus {
+    color: @link-hover-color;
+    text-decoration: underline;
+    background-color: transparent;
+  }
+  &[disabled],
+  fieldset[disabled] & {
+    &:hover,
+    &:focus {
+      color: @btn-link-disabled-color;
+      text-decoration: none;
+    }
+  }
+}
+
+
+// Button Sizes
+// --------------------------------------------------
+
+.btn-lg {
+  // line-height: ensure even-numbered height of button next to large input
+  .button-size(@padding-large-vertical; @padding-large-horizontal; @font-size-large; @line-height-large; @border-radius-large);
+}
+.btn-sm {
+  // line-height: ensure proper height of button next to small input
+  .button-size(@padding-small-vertical; @padding-small-horizontal; @font-size-small; @line-height-small; @border-radius-small);
+}
+.btn-xs {
+  .button-size(@padding-xs-vertical; @padding-xs-horizontal; @font-size-small; @line-height-small; @border-radius-small);
+}
+
+
+// Block button
+// --------------------------------------------------
+
+.btn-block {
+  display: block;
+  width: 100%;
+}
+
+// Vertically space out multiple block buttons
+.btn-block + .btn-block {
+  margin-top: 5px;
+}
+
+// Specificity overrides
+input[type="submit"],
+input[type="reset"],
+input[type="button"] {
+  &.btn-block {
+    width: 100%;
+  }
+}

searx/static/oscar/less/bootstrap/carousel.less

@@ -0,0 +1,243 @@
+//
+// Carousel
+// --------------------------------------------------
+
+
+// Wrapper for the slide container and indicators
+.carousel {
+  position: relative;
+}
+
+.carousel-inner {
+  position: relative;
+  overflow: hidden;
+  width: 100%;
+
+  > .item {
+    display: none;
+    position: relative;
+    .transition(.6s ease-in-out left);
+
+    // Account for jankitude on images
+    > img,
+    > a > img {
+      &:extend(.img-responsive);
+      line-height: 1;
+    }
+  }
+
+  > .active,
+  > .next,
+  > .prev {
+    display: block;
+  }
+
+  > .active {
+    left: 0;
+  }
+
+  > .next,
+  > .prev {
+    position: absolute;
+    top: 0;
+    width: 100%;
+  }
+
+  > .next {
+    left: 100%;
+  }
+  > .prev {
+    left: -100%;
+  }
+  > .next.left,
+  > .prev.right {
+    left: 0;
+  }
+
+  > .active.left {
+    left: -100%;
+  }
+  > .active.right {
+    left: 100%;
+  }
+
+}
+
+// Left/right controls for nav
+// ---------------------------
+
+.carousel-control {
+  position: absolute;
+  top: 0;
+  left: 0;
+  bottom: 0;
+  width: @carousel-control-width;
+  .opacity(@carousel-control-opacity);
+  font-size: @carousel-control-font-size;
+  color: @carousel-control-color;
+  text-align: center;
+  text-shadow: @carousel-text-shadow;
+  // We can't have this transition here because WebKit cancels the carousel
+  // animation if you trip this while in the middle of another animation.
+
+  // Set gradients for backgrounds
+  &.left {
+    #gradient > .horizontal(@start-color: rgba(0,0,0,.5); @end-color: rgba(0,0,0,.0001));
+  }
+  &.right {
+    left: auto;
+    right: 0;
+    #gradient > .horizontal(@start-color: rgba(0,0,0,.0001); @end-color: rgba(0,0,0,.5));
+  }
+
+  // Hover/focus state
+  &:hover,
+  &:focus {
+    outline: 0;
+    color: @carousel-control-color;
+    text-decoration: none;
+    .opacity(.9);
+  }
+
+  // Toggles
+  .icon-prev,
+  .icon-next,
+  .glyphicon-chevron-left,
+  .glyphicon-chevron-right {
+    position: absolute;
+    top: 50%;
+    z-index: 5;
+    display: inline-block;
+  }
+  .icon-prev,
+  .glyphicon-chevron-left {
+    left: 50%;
+    margin-left: -10px;
+  }
+  .icon-next,
+  .glyphicon-chevron-right {
+    right: 50%;
+    margin-right: -10px;
+  }
+  .icon-prev,
+  .icon-next {
+    width:  20px;
+    height: 20px;
+    margin-top: -10px;
+    font-family: serif;
+  }
+
+
+  .icon-prev {
+    &:before {
+      content: '\2039';// SINGLE LEFT-POINTING ANGLE QUOTATION MARK (U+2039)
+    }
+  }
+  .icon-next {
+    &:before {
+      content: '\203a';// SINGLE RIGHT-POINTING ANGLE QUOTATION MARK (U+203A)
+    }
+  }
+}
+
+// Optional indicator pips
+//
+// Add an unordered list with the following class and add a list item for each
+// slide your carousel holds.
+
+.carousel-indicators {
+  position: absolute;
+  bottom: 10px;
+  left: 50%;
+  z-index: 15;
+  width: 60%;
+  margin-left: -30%;
+  padding-left: 0;
+  list-style: none;
+  text-align: center;
+
+  li {
+    display: inline-block;
+    width:  10px;
+    height: 10px;
+    margin: 1px;
+    text-indent: -999px;
+    border: 1px solid @carousel-indicator-border-color;
+    border-radius: 10px;
+    cursor: pointer;
+
+    // IE8-9 hack for event handling
+    //
+    // Internet Explorer 8-9 does not support clicks on elements without a set
+    // `background-color`. We cannot use `filter` since that's not viewed as a
+    // background color by the browser. Thus, a hack is needed.
+    //
+    // For IE8, we set solid black as it doesn't support `rgba()`. For IE9, we
+    // set alpha transparency for the best results possible.
+    background-color: #000 \9; // IE8
+    background-color: rgba(0,0,0,0); // IE9
+  }
+  .active {
+    margin: 0;
+    width:  12px;
+    height: 12px;
+    background-color: @carousel-indicator-active-bg;
+  }
+}
+
+// Optional captions
+// -----------------------------
+// Hidden by default for smaller viewports
+.carousel-caption {
+  position: absolute;
+  left: 15%;
+  right: 15%;
+  bottom: 20px;
+  z-index: 10;
+  padding-top: 20px;
+  padding-bottom: 20px;
+  color: @carousel-caption-color;
+  text-align: center;
+  text-shadow: @carousel-text-shadow;
+  & .btn {
+    text-shadow: none; // No shadow for button elements in carousel-caption
+  }
+}
+
+
+// Scale up controls for tablets and up
+@media screen and (min-width: @screen-sm-min) {
+
+  // Scale up the controls a smidge
+  .carousel-control {
+    .glyphicon-chevron-left,
+    .glyphicon-chevron-right,
+    .icon-prev,
+    .icon-next {
+      width: 30px;
+      height: 30px;
+      margin-top: -15px;
+      font-size: 30px;
+    }
+    .glyphicon-chevron-left,
+    .icon-prev {
+      margin-left: -15px;
+    }
+    .glyphicon-chevron-right,
+    .icon-next {
+      margin-right: -15px;
+    }
+  }
+
+  // Show and left align the captions
+  .carousel-caption {
+    left: 20%;
+    right: 20%;
+    padding-bottom: 30px;
+  }
+
+  // Move up the indicators
+  .carousel-indicators {
+    bottom: 20px;
+  }
+}

searx/static/oscar/less/bootstrap/close.less

@@ -0,0 +1,33 @@
+//
+// Close icons
+// --------------------------------------------------
+
+
+.close {
+  float: right;
+  font-size: (@font-size-base * 1.5);
+  font-weight: @close-font-weight;
+  line-height: 1;
+  color: @close-color;
+  text-shadow: @close-text-shadow;
+  .opacity(.2);
+
+  &:hover,
+  &:focus {
+    color: @close-color;
+    text-decoration: none;
+    cursor: pointer;
+    .opacity(.5);
+  }
+
+  // Additional properties for button version
+  // iOS requires the button element instead of an anchor tag.
+  // If you want the anchor version, it requires `href="#"`.
+  button& {
+    padding: 0;
+    cursor: pointer;
+    background: transparent;
+    border: 0;
+    -webkit-appearance: none;
+  }
+}

searx/static/oscar/less/bootstrap/code.less

@@ -0,0 +1,68 @@
+//
+// Code (inline and block)
+// --------------------------------------------------
+
+
+// Inline and block code styles
+code,
+kbd,
+pre,
+samp {
+  font-family: @font-family-monospace;
+}
+
+// Inline code
+code {
+  padding: 2px 4px;
+  font-size: 90%;
+  color: @code-color;
+  background-color: @code-bg;
+  border-radius: @border-radius-base;
+}
+
+// User input typically entered via keyboard
+kbd {
+  padding: 2px 4px;
+  font-size: 90%;
+  color: @kbd-color;
+  background-color: @kbd-bg;
+  border-radius: @border-radius-small;
+  box-shadow: inset 0 -1px 0 rgba(0,0,0,.25);
+
+  kbd {
+    padding: 0;
+    font-size: 100%;
+    box-shadow: none;
+  }
+}
+
+// Blocks of code
+pre {
+  display: block;
+  padding: ((@line-height-computed - 1) / 2);
+  margin: 0 0 (@line-height-computed / 2);
+  font-size: (@font-size-base - 1); // 14px to 13px
+  line-height: @line-height-base;
+  word-break: break-all;
+  word-wrap: break-word;
+  color: @pre-color;
+  background-color: @pre-bg;
+  border: 1px solid @pre-border-color;
+  border-radius: @border-radius-base;
+
+  // Account for some code outputs that place code tags in pre tags
+  code {
+    padding: 0;
+    font-size: inherit;
+    color: inherit;
+    white-space: pre-wrap;
+    background-color: transparent;
+    border-radius: 0;
+  }
+}
+
+// Enable scrollable blocks of code
+.pre-scrollable {
+  max-height: @pre-scrollable-max-height;
+  overflow-y: scroll;
+}

searx/static/oscar/less/bootstrap/component-animations.less

@@ -0,0 +1,31 @@
+//
+// Component animations
+// --------------------------------------------------
+
+// Heads up!
+//
+// We don't use the `.opacity()` mixin here since it causes a bug with text
+// fields in IE7-8. Source: https://github.com/twbs/bootstrap/pull/3552.
+
+.fade {
+  opacity: 0;
+  .transition(opacity .15s linear);
+  &.in {
+    opacity: 1;
+  }
+}
+
+.collapse {
+  display: none;
+
+  &.in      { display: block; }
+  tr&.in    { display: table-row; }
+  tbody&.in { display: table-row-group; }
+}
+
+.collapsing {
+  position: relative;
+  height: 0;
+  overflow: hidden;
+  .transition(height .35s ease);
+}

searx/static/oscar/less/bootstrap/dropdowns.less

@@ -0,0 +1,215 @@
+//
+// Dropdown menus
+// --------------------------------------------------
+
+
+// Dropdown arrow/caret
+.caret {
+  display: inline-block;
+  width: 0;
+  height: 0;
+  margin-left: 2px;
+  vertical-align: middle;
+  border-top:   @caret-width-base solid;
+  border-right: @caret-width-base solid transparent;
+  border-left:  @caret-width-base solid transparent;
+}
+
+// The dropdown wrapper (div)
+.dropdown {
+  position: relative;
+}
+
+// Prevent the focus on the dropdown toggle when closing dropdowns
+.dropdown-toggle:focus {
+  outline: 0;
+}
+
+// The dropdown menu (ul)
+.dropdown-menu {
+  position: absolute;
+  top: 100%;
+  left: 0;
+  z-index: @zindex-dropdown;
+  display: none; // none by default, but block on "open" of the menu
+  float: left;
+  min-width: 160px;
+  padding: 5px 0;
+  margin: 2px 0 0; // override default ul
+  list-style: none;
+  font-size: @font-size-base;
+  text-align: left; // Ensures proper alignment if parent has it changed (e.g., modal footer)
+  background-color: @dropdown-bg;
+  border: 1px solid @dropdown-fallback-border; // IE8 fallback
+  border: 1px solid @dropdown-border;
+  border-radius: @border-radius-base;
+  .box-shadow(0 6px 12px rgba(0,0,0,.175));
+  background-clip: padding-box;
+
+  // Aligns the dropdown menu to right
+  //
+  // Deprecated as of 3.1.0 in favor of `.dropdown-menu-[dir]`
+  &.pull-right {
+    right: 0;
+    left: auto;
+  }
+
+  // Dividers (basically an hr) within the dropdown
+  .divider {
+    .nav-divider(@dropdown-divider-bg);
+  }
+
+  // Links within the dropdown menu
+  > li > a {
+    display: block;
+    padding: 3px 20px;
+    clear: both;
+    font-weight: normal;
+    line-height: @line-height-base;
+    color: @dropdown-link-color;
+    white-space: nowrap; // prevent links from randomly breaking onto new lines
+  }
+}
+
+// Hover/Focus state
+.dropdown-menu > li > a {
+  &:hover,
+  &:focus {
+    text-decoration: none;
+    color: @dropdown-link-hover-color;
+    background-color: @dropdown-link-hover-bg;
+  }
+}
+
+// Active state
+.dropdown-menu > .active > a {
+  &,
+  &:hover,
+  &:focus {
+    color: @dropdown-link-active-color;
+    text-decoration: none;
+    outline: 0;
+    background-color: @dropdown-link-active-bg;
+  }
+}
+
+// Disabled state
+//
+// Gray out text and ensure the hover/focus state remains gray
+
+.dropdown-menu > .disabled > a {
+  &,
+  &:hover,
+  &:focus {
+    color: @dropdown-link-disabled-color;
+  }
+}
+// Nuke hover/focus effects
+.dropdown-menu > .disabled > a {
+  &:hover,
+  &:focus {
+    text-decoration: none;
+    background-color: transparent;
+    background-image: none; // Remove CSS gradient
+    .reset-filter();
+    cursor: not-allowed;
+  }
+}
+
+// Open state for the dropdown
+.open {
+  // Show the menu
+  > .dropdown-menu {
+    display: block;
+  }
+
+  // Remove the outline when :focus is triggered
+  > a {
+    outline: 0;
+  }
+}
+
+// Menu positioning
+//
+// Add extra class to `.dropdown-menu` to flip the alignment of the dropdown
+// menu with the parent.
+.dropdown-menu-right {
+  left: auto; // Reset the default from `.dropdown-menu`
+  right: 0;
+}
+// With v3, we enabled auto-flipping if you have a dropdown within a right
+// aligned nav component. To enable the undoing of that, we provide an override
+// to restore the default dropdown menu alignment.
+//
+// This is only for left-aligning a dropdown menu within a `.navbar-right` or
+// `.pull-right` nav component.
+.dropdown-menu-left {
+  left: 0;
+  right: auto;
+}
+
+// Dropdown section headers
+.dropdown-header {
+  display: block;
+  padding: 3px 20px;
+  font-size: @font-size-small;
+  line-height: @line-height-base;
+  color: @dropdown-header-color;
+  white-space: nowrap; // as with > li > a
+}
+
+// Backdrop to catch body clicks on mobile, etc.
+.dropdown-backdrop {
+  position: fixed;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  top: 0;
+  z-index: (@zindex-dropdown - 10);
+}
+
+// Right aligned dropdowns
+.pull-right > .dropdown-menu {
+  right: 0;
+  left: auto;
+}
+
+// Allow for dropdowns to go bottom up (aka, dropup-menu)
+//
+// Just add .dropup after the standard .dropdown class and you're set, bro.
+// TODO: abstract this so that the navbar fixed styles are not placed here?
+
+.dropup,
+.navbar-fixed-bottom .dropdown {
+  // Reverse the caret
+  .caret {
+    border-top: 0;
+    border-bottom: @caret-width-base solid;
+    content: "";
+  }
+  // Different positioning for bottom up menu
+  .dropdown-menu {
+    top: auto;
+    bottom: 100%;
+    margin-bottom: 1px;
+  }
+}
+
+
+// Component alignment
+//
+// Reiterate per navbar.less and the modified component alignment there.
+
+@media (min-width: @grid-float-breakpoint) {
+  .navbar-right {
+    .dropdown-menu {
+      .dropdown-menu-right();
+    }
+    // Necessary for overrides of the default right aligned menu.
+    // Will remove come v4 in all likelihood.
+    .dropdown-menu-left {
+      .dropdown-menu-left();
+    }
+  }
+}
+

searx/static/oscar/less/bootstrap/forms.less

@@ -0,0 +1,540 @@
+//
+// Forms
+// --------------------------------------------------
+
+
+// Normalize non-controls
+//
+// Restyle and baseline non-control form elements.
+
+fieldset {
+  padding: 0;
+  margin: 0;
+  border: 0;
+  // Chrome and Firefox set a `min-width: min-content;` on fieldsets,
+  // so we reset that to ensure it behaves more like a standard block element.
+  // See https://github.com/twbs/bootstrap/issues/12359.
+  min-width: 0;
+}
+
+legend {
+  display: block;
+  width: 100%;
+  padding: 0;
+  margin-bottom: @line-height-computed;
+  font-size: (@font-size-base * 1.5);
+  line-height: inherit;
+  color: @legend-color;
+  border: 0;
+  border-bottom: 1px solid @legend-border-color;
+}
+
+label {
+  display: inline-block;
+  max-width: 100%; // Force IE8 to wrap long content (see https://github.com/twbs/bootstrap/issues/13141)
+  margin-bottom: 5px;
+  font-weight: bold;
+}
+
+
+// Normalize form controls
+//
+// While most of our form styles require extra classes, some basic normalization
+// is required to ensure optimum display with or without those classes to better
+// address browser inconsistencies.
+
+// Override content-box in Normalize (* isn't specific enough)
+input[type="search"] {
+  .box-sizing(border-box);
+}
+
+// Position radios and checkboxes better
+input[type="radio"],
+input[type="checkbox"] {
+  margin: 4px 0 0;
+  margin-top: 1px \9; // IE8-9
+  line-height: normal;
+}
+
+// Set the height of file controls to match text inputs
+input[type="file"] {
+  display: block;
+}
+
+// Make range inputs behave like textual form controls
+input[type="range"] {
+  display: block;
+  width: 100%;
+}
+
+// Make multiple select elements height not fixed
+select[multiple],
+select[size] {
+  height: auto;
+}
+
+// Focus for file, radio, and checkbox
+input[type="file"]:focus,
+input[type="radio"]:focus,
+input[type="checkbox"]:focus {
+  .tab-focus();
+}
+
+// Adjust output element
+output {
+  display: block;
+  padding-top: (@padding-base-vertical + 1);
+  font-size: @font-size-base;
+  line-height: @line-height-base;
+  color: @input-color;
+}
+
+
+// Common form controls
+//
+// Shared size and type resets for form controls. Apply `.form-control` to any
+// of the following form controls:
+//
+// select
+// textarea
+// input[type="text"]
+// input[type="password"]
+// input[type="datetime"]
+// input[type="datetime-local"]
+// input[type="date"]
+// input[type="month"]
+// input[type="time"]
+// input[type="week"]
+// input[type="number"]
+// input[type="email"]
+// input[type="url"]
+// input[type="search"]
+// input[type="tel"]
+// input[type="color"]
+
+.form-control {
+  display: block;
+  width: 100%;
+  height: @input-height-base; // Make inputs at least the height of their button counterpart (base line-height + padding + border)
+  padding: @padding-base-vertical @padding-base-horizontal;
+  font-size: @font-size-base;
+  line-height: @line-height-base;
+  color: @input-color;
+  background-color: @input-bg;
+  background-image: none; // Reset unusual Firefox-on-Android default style; see https://github.com/necolas/normalize.css/issues/214
+  border: 1px solid @input-border;
+  border-radius: @input-border-radius;
+  .box-shadow(inset 0 1px 1px rgba(0,0,0,.075));
+  .transition(~"border-color ease-in-out .15s, box-shadow ease-in-out .15s");
+
+  // Customize the `:focus` state to imitate native WebKit styles.
+  .form-control-focus();
+
+  // Placeholder
+  .placeholder();
+
+  // Disabled and read-only inputs
+  //
+  // HTML5 says that controls under a fieldset > legend:first-child won't be
+  // disabled if the fieldset is disabled. Due to implementation difficulty, we
+  // don't honor that edge case; we style them as disabled anyway.
+  &[disabled],
+  &[readonly],
+  fieldset[disabled] & {
+    cursor: not-allowed;
+    background-color: @input-bg-disabled;
+    opacity: 1; // iOS fix for unreadable disabled content
+  }
+
+  // Reset height for `textarea`s
+  textarea& {
+    height: auto;
+  }
+}
+
+
+// Search inputs in iOS
+//
+// This overrides the extra rounded corners on search inputs in iOS so that our
+// `.form-control` class can properly style them. Note that this cannot simply
+// be added to `.form-control` as it's not specific enough. For details, see
+// https://github.com/twbs/bootstrap/issues/11586.
+
+input[type="search"] {
+  -webkit-appearance: none;
+}
+
+
+// Special styles for iOS temporal inputs
+//
+// In Mobile Safari, setting `display: block` on temporal inputs causes the
+// text within the input to become vertically misaligned.
+// As a workaround, we set a pixel line-height that matches the
+// given height of the input. Since this fucks up everything else, we have to
+// appropriately reset it for Internet Explorer and the size variations.
+
+input[type="date"],
+input[type="time"],
+input[type="datetime-local"],
+input[type="month"] {
+  line-height: @input-height-base;
+  // IE8+ misaligns the text within date inputs, so we reset
+  line-height: @line-height-base ~"\0";
+
+  &.input-sm {
+    line-height: @input-height-small;
+  }
+  &.input-lg {
+    line-height: @input-height-large;
+  }
+}
+
+
+// Form groups
+//
+// Designed to help with the organization and spacing of vertical forms. For
+// horizontal forms, use the predefined grid classes.
+
+.form-group {
+  margin-bottom: 15px;
+}
+
+
+// Checkboxes and radios
+//
+// Indent the labels to position radios/checkboxes as hanging controls.
+
+.radio,
+.checkbox {
+  position: relative;
+  display: block;
+  min-height: @line-height-computed; // clear the floating input if there is no label text
+  margin-top: 10px;
+  margin-bottom: 10px;
+
+  label {
+    padding-left: 20px;
+    margin-bottom: 0;
+    font-weight: normal;
+    cursor: pointer;
+  }
+}
+.radio input[type="radio"],
+.radio-inline input[type="radio"],
+.checkbox input[type="checkbox"],
+.checkbox-inline input[type="checkbox"] {
+  position: absolute;
+  margin-left: -20px;
+  margin-top: 4px \9;
+}
+
+.radio + .radio,
+.checkbox + .checkbox {
+  margin-top: -5px; // Move up sibling radios or checkboxes for tighter spacing
+}
+
+// Radios and checkboxes on same line
+.radio-inline,
+.checkbox-inline {
+  display: inline-block;
+  padding-left: 20px;
+  margin-bottom: 0;
+  vertical-align: middle;
+  font-weight: normal;
+  cursor: pointer;
+}
+.radio-inline + .radio-inline,
+.checkbox-inline + .checkbox-inline {
+  margin-top: 0;
+  margin-left: 10px; // space out consecutive inline controls
+}
+
+// Apply same disabled cursor tweak as for inputs
+// Some special care is needed because <label>s don't inherit their parent's `cursor`.
+//
+// Note: Neither radios nor checkboxes can be readonly.
+input[type="radio"],
+input[type="checkbox"] {
+  &[disabled],
+  &.disabled,
+  fieldset[disabled] & {
+    cursor: not-allowed;
+  }
+}
+// These classes are used directly on <label>s
+.radio-inline,
+.checkbox-inline {
+  &.disabled,
+  fieldset[disabled] & {
+    cursor: not-allowed;
+  }
+}
+// These classes are used on elements with <label> descendants
+.radio,
+.checkbox {
+  &.disabled,
+  fieldset[disabled] & {
+    label {
+      cursor: not-allowed;
+    }
+  }
+}
+
+
+// Static form control text
+//
+// Apply class to a `p` element to make any string of text align with labels in
+// a horizontal form layout.
+
+.form-control-static {
+  // Size it appropriately next to real form controls
+  padding-top: (@padding-base-vertical + 1);
+  padding-bottom: (@padding-base-vertical + 1);
+  // Remove default margin from `p`
+  margin-bottom: 0;
+
+  &.input-lg,
+  &.input-sm {
+    padding-left: 0;
+    padding-right: 0;
+  }
+}
+
+
+// Form control sizing
+//
+// Build on `.form-control` with modifier classes to decrease or increase the
+// height and font-size of form controls.
+
+.input-sm {
+  .input-size(@input-height-small; @padding-small-vertical; @padding-small-horizontal; @font-size-small; @line-height-small; @border-radius-small);
+}
+
+.input-lg {
+  .input-size(@input-height-large; @padding-large-vertical; @padding-large-horizontal; @font-size-large; @line-height-large; @border-radius-large);
+}
+
+
+// Form control feedback states
+//
+// Apply contextual and semantic states to individual form controls.
+
+.has-feedback {
+  // Enable absolute positioning
+  position: relative;
+
+  // Ensure icons don't overlap text
+  .form-control {
+    padding-right: (@input-height-base * 1.25);
+  }
+}
+// Feedback icon (requires .glyphicon classes)
+.form-control-feedback {
+  position: absolute;
+  top: (@line-height-computed + 5); // Height of the `label` and its margin
+  right: 0;
+  z-index: 2; // Ensure icon is above input groups
+  display: block;
+  width: @input-height-base;
+  height: @input-height-base;
+  line-height: @input-height-base;
+  text-align: center;
+}
+.input-lg + .form-control-feedback {
+  width: @input-height-large;
+  height: @input-height-large;
+  line-height: @input-height-large;
+}
+.input-sm + .form-control-feedback {
+  width: @input-height-small;
+  height: @input-height-small;
+  line-height: @input-height-small;
+}
+
+// Feedback states
+.has-success {
+  .form-control-validation(@state-success-text; @state-success-text; @state-success-bg);
+}
+.has-warning {
+  .form-control-validation(@state-warning-text; @state-warning-text; @state-warning-bg);
+}
+.has-error {
+  .form-control-validation(@state-danger-text; @state-danger-text; @state-danger-bg);
+}
+
+
+// Reposition feedback icon if label is hidden with "screenreader only" state
+.has-feedback label.sr-only ~ .form-control-feedback {
+  top: 0;
+}
+
+
+// Help text
+//
+// Apply to any element you wish to create light text for placement immediately
+// below a form control. Use for general help, formatting, or instructional text.
+
+.help-block {
+  display: block; // account for any element using help-block
+  margin-top: 5px;
+  margin-bottom: 10px;
+  color: lighten(@text-color, 25%); // lighten the text some for contrast
+}
+
+
+
+// Inline forms
+//
+// Make forms appear inline(-block) by adding the `.form-inline` class. Inline
+// forms begin stacked on extra small (mobile) devices and then go inline when
+// viewports reach <768px.
+//
+// Requires wrapping inputs and labels with `.form-group` for proper display of
+// default HTML form controls and our custom form controls (e.g., input groups).
+//
+// Heads up! This is mixin-ed into `.navbar-form` in navbars.less.
+
+.form-inline {
+
+  // Kick in the inline
+  @media (min-width: @screen-sm-min) {
+    // Inline-block all the things for "inline"
+    .form-group {
+      display: inline-block;
+      margin-bottom: 0;
+      vertical-align: middle;
+    }
+
+    // In navbar-form, allow folks to *not* use `.form-group`
+    .form-control {
+      display: inline-block;
+      width: auto; // Prevent labels from stacking above inputs in `.form-group`
+      vertical-align: middle;
+    }
+
+    .input-group {
+      display: inline-table;
+      vertical-align: middle;
+
+      .input-group-addon,
+      .input-group-btn,
+      .form-control {
+        width: auto;
+      }
+    }
+
+    // Input groups need that 100% width though
+    .input-group > .form-control {
+      width: 100%;
+    }
+
+    .control-label {
+      margin-bottom: 0;
+      vertical-align: middle;
+    }
+
+    // Remove default margin on radios/checkboxes that were used for stacking, and
+    // then undo the floating of radios and checkboxes to match (which also avoids
+    // a bug in WebKit: https://github.com/twbs/bootstrap/issues/1969).
+    .radio,
+    .checkbox {
+      display: inline-block;
+      margin-top: 0;
+      margin-bottom: 0;
+      vertical-align: middle;
+
+      label {
+        padding-left: 0;
+      }
+    }
+    .radio input[type="radio"],
+    .checkbox input[type="checkbox"] {
+      position: relative;
+      margin-left: 0;
+    }
+
+    // Validation states
+    //
+    // Reposition the icon because it's now within a grid column and columns have
+    // `position: relative;` on them. Also accounts for the grid gutter padding.
+    .has-feedback .form-control-feedback {
+      top: 0;
+    }
+  }
+}
+
+
+// Horizontal forms
+//
+// Horizontal forms are built on grid classes and allow you to create forms with
+// labels on the left and inputs on the right.
+
+.form-horizontal {
+
+  // Consistent vertical alignment of radios and checkboxes
+  //
+  // Labels also get some reset styles, but that is scoped to a media query below.
+  .radio,
+  .checkbox,
+  .radio-inline,
+  .checkbox-inline {
+    margin-top: 0;
+    margin-bottom: 0;
+    padding-top: (@padding-base-vertical + 1); // Default padding plus a border
+  }
+  // Account for padding we're adding to ensure the alignment and of help text
+  // and other content below items
+  .radio,
+  .checkbox {
+    min-height: (@line-height-computed + (@padding-base-vertical + 1));
+  }
+
+  // Make form groups behave like rows
+  .form-group {
+    .make-row();
+  }
+
+  // Reset spacing and right align labels, but scope to media queries so that
+  // labels on narrow viewports stack the same as a default form example.
+  @media (min-width: @screen-sm-min) {
+    .control-label {
+      text-align: right;
+      margin-bottom: 0;
+      padding-top: (@padding-base-vertical + 1); // Default padding plus a border
+    }
+  }
+
+  // Validation states
+  //
+  // Reposition the icon because it's now within a grid column and columns have
+  // `position: relative;` on them. Also accounts for the grid gutter padding.
+  .has-feedback .form-control-feedback {
+    top: 0;
+    right: (@grid-gutter-width / 2);
+  }
+
+  // Form group sizes
+  //
+  // Quick utility class for applying `.input-lg` and `.input-sm` styles to the
+  // inputs and labels within a `.form-group`.
+  .form-group-lg {
+    @media (min-width: @screen-sm-min) {
+      .control-label {
+        padding-top: ((@padding-large-vertical * @line-height-large) + 1);
+      }
+    }
+    .form-control {
+      &:extend(.input-lg);
+    }
+  }
+  .form-group-sm {
+    @media (min-width: @screen-sm-min) {
+      .control-label {
+        padding-top: (@padding-small-vertical + 1);
+      }
+    }
+    .form-control {
+      &:extend(.input-sm);
+    }
+  }
+}

searx/static/oscar/less/bootstrap/glyphicons.less

@@ -0,0 +1,233 @@
+//
+// Glyphicons for Bootstrap
+//
+// Since icons are fonts, they can be placed anywhere text is placed and are
+// thus automatically sized to match the surrounding child. To use, create an
+// inline element with the appropriate classes, like so:
+//
+// <a href="#"><span class="glyphicon glyphicon-star"></span> Star</a>
+
+// Import the fonts
+@font-face {
+  font-family: 'Glyphicons Halflings';
+  src: url('@{icon-font-path}@{icon-font-name}.eot');
+  src: url('@{icon-font-path}@{icon-font-name}.eot?#iefix') format('embedded-opentype'),
+       url('@{icon-font-path}@{icon-font-name}.woff') format('woff'),
+       url('@{icon-font-path}@{icon-font-name}.ttf') format('truetype'),
+       url('@{icon-font-path}@{icon-font-name}.svg#@{icon-font-svg-id}') format('svg');
+}
+
+// Catchall baseclass
+.glyphicon {
+  position: relative;
+  top: 1px;
+  display: inline-block;
+  font-family: 'Glyphicons Halflings';
+  font-style: normal;
+  font-weight: normal;
+  line-height: 1;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+// Individual icons
+.glyphicon-asterisk               { &:before { content: "\2a"; } }
+.glyphicon-plus                   { &:before { content: "\2b"; } }
+.glyphicon-euro                   { &:before { content: "\20ac"; } }
+.glyphicon-minus                  { &:before { content: "\2212"; } }
+.glyphicon-cloud                  { &:before { content: "\2601"; } }
+.glyphicon-envelope               { &:before { content: "\2709"; } }
+.glyphicon-pencil                 { &:before { content: "\270f"; } }
+.glyphicon-glass                  { &:before { content: "\e001"; } }
+.glyphicon-music                  { &:before { content: "\e002"; } }
+.glyphicon-search                 { &:before { content: "\e003"; } }
+.glyphicon-heart                  { &:before { content: "\e005"; } }
+.glyphicon-star                   { &:before { content: "\e006"; } }
+.glyphicon-star-empty             { &:before { content: "\e007"; } }
+.glyphicon-user                   { &:before { content: "\e008"; } }
+.glyphicon-film                   { &:before { content: "\e009"; } }
+.glyphicon-th-large               { &:before { content: "\e010"; } }
+.glyphicon-th                     { &:before { content: "\e011"; } }
+.glyphicon-th-list                { &:before { content: "\e012"; } }
+.glyphicon-ok                     { &:before { content: "\e013"; } }
+.glyphicon-remove                 { &:before { content: "\e014"; } }
+.glyphicon-zoom-in                { &:before { content: "\e015"; } }
+.glyphicon-zoom-out               { &:before { content: "\e016"; } }
+.glyphicon-off                    { &:before { content: "\e017"; } }
+.glyphicon-signal                 { &:before { content: "\e018"; } }
+.glyphicon-cog                    { &:before { content: "\e019"; } }
+.glyphicon-trash                  { &:before { content: "\e020"; } }
+.glyphicon-home                   { &:before { content: "\e021"; } }
+.glyphicon-file                   { &:before { content: "\e022"; } }
+.glyphicon-time                   { &:before { content: "\e023"; } }
+.glyphicon-road                   { &:before { content: "\e024"; } }
+.glyphicon-download-alt           { &:before { content: "\e025"; } }
+.glyphicon-download               { &:before { content: "\e026"; } }
+.glyphicon-upload                 { &:before { content: "\e027"; } }
+.glyphicon-inbox                  { &:before { content: "\e028"; } }
+.glyphicon-play-circle            { &:before { content: "\e029"; } }
+.glyphicon-repeat                 { &:before { content: "\e030"; } }
+.glyphicon-refresh                { &:before { content: "\e031"; } }
+.glyphicon-list-alt               { &:before { content: "\e032"; } }
+.glyphicon-lock                   { &:before { content: "\e033"; } }
+.glyphicon-flag                   { &:before { content: "\e034"; } }
+.glyphicon-headphones             { &:before { content: "\e035"; } }
+.glyphicon-volume-off             { &:before { content: "\e036"; } }
+.glyphicon-volume-down            { &:before { content: "\e037"; } }
+.glyphicon-volume-up              { &:before { content: "\e038"; } }
+.glyphicon-qrcode                 { &:before { content: "\e039"; } }
+.glyphicon-barcode                { &:before { content: "\e040"; } }
+.glyphicon-tag                    { &:before { content: "\e041"; } }
+.glyphicon-tags                   { &:before { content: "\e042"; } }
+.glyphicon-book                   { &:before { content: "\e043"; } }
+.glyphicon-bookmark               { &:before { content: "\e044"; } }
+.glyphicon-print                  { &:before { content: "\e045"; } }
+.glyphicon-camera                 { &:before { content: "\e046"; } }
+.glyphicon-font                   { &:before { content: "\e047"; } }
+.glyphicon-bold                   { &:before { content: "\e048"; } }
+.glyphicon-italic                 { &:before { content: "\e049"; } }
+.glyphicon-text-height            { &:before { content: "\e050"; } }
+.glyphicon-text-width             { &:before { content: "\e051"; } }
+.glyphicon-align-left             { &:before { content: "\e052"; } }
+.glyphicon-align-center           { &:before { content: "\e053"; } }
+.glyphicon-align-right            { &:before { content: "\e054"; } }
+.glyphicon-align-justify          { &:before { content: "\e055"; } }
+.glyphicon-list                   { &:before { content: "\e056"; } }
+.glyphicon-indent-left            { &:before { content: "\e057"; } }
+.glyphicon-indent-right           { &:before { content: "\e058"; } }
+.glyphicon-facetime-video         { &:before { content: "\e059"; } }
+.glyphicon-picture                { &:before { content: "\e060"; } }
+.glyphicon-map-marker             { &:before { content: "\e062"; } }
+.glyphicon-adjust                 { &:before { content: "\e063"; } }
+.glyphicon-tint                   { &:before { content: "\e064"; } }
+.glyphicon-edit                   { &:before { content: "\e065"; } }
+.glyphicon-share                  { &:before { content: "\e066"; } }
+.glyphicon-check                  { &:before { content: "\e067"; } }
+.glyphicon-move                   { &:before { content: "\e068"; } }
+.glyphicon-step-backward          { &:before { content: "\e069"; } }
+.glyphicon-fast-backward          { &:before { content: "\e070"; } }
+.glyphicon-backward               { &:before { content: "\e071"; } }
+.glyphicon-play                   { &:before { content: "\e072"; } }
+.glyphicon-pause                  { &:before { content: "\e073"; } }
+.glyphicon-stop                   { &:before { content: "\e074"; } }
+.glyphicon-forward                { &:before { content: "\e075"; } }
+.glyphicon-fast-forward           { &:before { content: "\e076"; } }
+.glyphicon-step-forward           { &:before { content: "\e077"; } }
+.glyphicon-eject                  { &:before { content: "\e078"; } }
+.glyphicon-chevron-left           { &:before { content: "\e079"; } }
+.glyphicon-chevron-right          { &:before { content: "\e080"; } }
+.glyphicon-plus-sign              { &:before { content: "\e081"; } }
+.glyphicon-minus-sign             { &:before { content: "\e082"; } }
+.glyphicon-remove-sign            { &:before { content: "\e083"; } }
+.glyphicon-ok-sign                { &:before { content: "\e084"; } }
+.glyphicon-question-sign          { &:before { content: "\e085"; } }
+.glyphicon-info-sign              { &:before { content: "\e086"; } }
+.glyphicon-screenshot             { &:before { content: "\e087"; } }
+.glyphicon-remove-circle          { &:before { content: "\e088"; } }
+.glyphicon-ok-circle              { &:before { content: "\e089"; } }
+.glyphicon-ban-circle             { &:before { content: "\e090"; } }
+.glyphicon-arrow-left             { &:before { content: "\e091"; } }
+.glyphicon-arrow-right            { &:before { content: "\e092"; } }
+.glyphicon-arrow-up               { &:before { content: "\e093"; } }
+.glyphicon-arrow-down             { &:before { content: "\e094"; } }
+.glyphicon-share-alt              { &:before { content: "\e095"; } }
+.glyphicon-resize-full            { &:before { content: "\e096"; } }
+.glyphicon-resize-small           { &:before { content: "\e097"; } }
+.glyphicon-exclamation-sign       { &:before { content: "\e101"; } }
+.glyphicon-gift                   { &:before { content: "\e102"; } }
+.glyphicon-leaf                   { &:before { content: "\e103"; } }
+.glyphicon-fire                   { &:before { content: "\e104"; } }
+.glyphicon-eye-open               { &:before { content: "\e105"; } }
+.glyphicon-eye-close              { &:before { content: "\e106"; } }
+.glyphicon-warning-sign           { &:before { content: "\e107"; } }
+.glyphicon-plane                  { &:before { content: "\e108"; } }
+.glyphicon-calendar               { &:before { content: "\e109"; } }
+.glyphicon-random                 { &:before { content: "\e110"; } }
+.glyphicon-comment                { &:before { content: "\e111"; } }
+.glyphicon-magnet                 { &:before { content: "\e112"; } }
+.glyphicon-chevron-up             { &:before { content: "\e113"; } }
+.glyphicon-chevron-down           { &:before { content: "\e114"; } }
+.glyphicon-retweet                { &:before { content: "\e115"; } }
+.glyphicon-shopping-cart          { &:before { content: "\e116"; } }
+.glyphicon-folder-close           { &:before { content: "\e117"; } }
+.glyphicon-folder-open            { &:before { content: "\e118"; } }
+.glyphicon-resize-vertical        { &:before { content: "\e119"; } }
+.glyphicon-resize-horizontal      { &:before { content: "\e120"; } }
+.glyphicon-hdd                    { &:before { content: "\e121"; } }
+.glyphicon-bullhorn               { &:before { content: "\e122"; } }
+.glyphicon-bell                   { &:before { content: "\e123"; } }
+.glyphicon-certificate            { &:before { content: "\e124"; } }
+.glyphicon-thumbs-up              { &:before { content: "\e125"; } }
+.glyphicon-thumbs-down            { &:before { content: "\e126"; } }
+.glyphicon-hand-right             { &:before { content: "\e127"; } }
+.glyphicon-hand-left              { &:before { content: "\e128"; } }
+.glyphicon-hand-up                { &:before { content: "\e129"; } }
+.glyphicon-hand-down              { &:before { content: "\e130"; } }
+.glyphicon-circle-arrow-right     { &:before { content: "\e131"; } }
+.glyphicon-circle-arrow-left      { &:before { content: "\e132"; } }
+.glyphicon-circle-arrow-up        { &:before { content: "\e133"; } }
+.glyphicon-circle-arrow-down      { &:before { content: "\e134"; } }
+.glyphicon-globe                  { &:before { content: "\e135"; } }
+.glyphicon-wrench                 { &:before { content: "\e136"; } }
+.glyphicon-tasks                  { &:before { content: "\e137"; } }
+.glyphicon-filter                 { &:before { content: "\e138"; } }
+.glyphicon-briefcase              { &:before { content: "\e139"; } }
+.glyphicon-fullscreen             { &:before { content: "\e140"; } }
+.glyphicon-dashboard              { &:before { content: "\e141"; } }
+.glyphicon-paperclip              { &:before { content: "\e142"; } }
+.glyphicon-heart-empty            { &:before { content: "\e143"; } }
+.glyphicon-link                   { &:before { content: "\e144"; } }
+.glyphicon-phone                  { &:before { content: "\e145"; } }
+.glyphicon-pushpin                { &:before { content: "\e146"; } }
+.glyphicon-usd                    { &:before { content: "\e148"; } }
+.glyphicon-gbp                    { &:before { content: "\e149"; } }
+.glyphicon-sort                   { &:before { content: "\e150"; } }
+.glyphicon-sort-by-alphabet       { &:before { content: "\e151"; } }
+.glyphicon-sort-by-alphabet-alt   { &:before { content: "\e152"; } }
+.glyphicon-sort-by-order          { &:before { content: "\e153"; } }
+.glyphicon-sort-by-order-alt      { &:before { content: "\e154"; } }
+.glyphicon-sort-by-attributes     { &:before { content: "\e155"; } }
+.glyphicon-sort-by-attributes-alt { &:before { content: "\e156"; } }
+.glyphicon-unchecked              { &:before { content: "\e157"; } }
+.glyphicon-expand                 { &:before { content: "\e158"; } }
+.glyphicon-collapse-down          { &:before { content: "\e159"; } }
+.glyphicon-collapse-up            { &:before { content: "\e160"; } }
+.glyphicon-log-in                 { &:before { content: "\e161"; } }
+.glyphicon-flash                  { &:before { content: "\e162"; } }
+.glyphicon-log-out                { &:before { content: "\e163"; } }
+.glyphicon-new-window             { &:before { content: "\e164"; } }
+.glyphicon-record                 { &:before { content: "\e165"; } }
+.glyphicon-save                   { &:before { content: "\e166"; } }
+.glyphicon-open                   { &:before { content: "\e167"; } }
+.glyphicon-saved                  { &:before { content: "\e168"; } }
+.glyphicon-import                 { &:before { content: "\e169"; } }
+.glyphicon-export                 { &:before { content: "\e170"; } }
+.glyphicon-send                   { &:before { content: "\e171"; } }
+.glyphicon-floppy-disk            { &:before { content: "\e172"; } }
+.glyphicon-floppy-saved           { &:before { content: "\e173"; } }
+.glyphicon-floppy-remove          { &:before { content: "\e174"; } }
+.glyphicon-floppy-save            { &:before { content: "\e175"; } }
+.glyphicon-floppy-open            { &:before { content: "\e176"; } }
+.glyphicon-credit-card            { &:before { content: "\e177"; } }
+.glyphicon-transfer               { &:before { content: "\e178"; } }
+.glyphicon-cutlery                { &:before { content: "\e179"; } }
+.glyphicon-header                 { &:before { content: "\e180"; } }
+.glyphicon-compressed             { &:before { content: "\e181"; } }
+.glyphicon-earphone               { &:before { content: "\e182"; } }
+.glyphicon-phone-alt              { &:before { content: "\e183"; } }
+.glyphicon-tower                  { &:before { content: "\e184"; } }
+.glyphicon-stats                  { &:before { content: "\e185"; } }
+.glyphicon-sd-video               { &:before { content: "\e186"; } }
+.glyphicon-hd-video               { &:before { content: "\e187"; } }
+.glyphicon-subtitles              { &:before { content: "\e188"; } }
+.glyphicon-sound-stereo           { &:before { content: "\e189"; } }
+.glyphicon-sound-dolby            { &:before { content: "\e190"; } }
+.glyphicon-sound-5-1              { &:before { content: "\e191"; } }
+.glyphicon-sound-6-1              { &:before { content: "\e192"; } }
+.glyphicon-sound-7-1              { &:before { content: "\e193"; } }
+.glyphicon-copyright-mark         { &:before { content: "\e194"; } }
+.glyphicon-registration-mark      { &:before { content: "\e195"; } }
+.glyphicon-cloud-download         { &:before { content: "\e197"; } }
+.glyphicon-cloud-upload           { &:before { content: "\e198"; } }
+.glyphicon-tree-conifer           { &:before { content: "\e199"; } }
+.glyphicon-tree-deciduous         { &:before { content: "\e200"; } }

searx/static/oscar/less/bootstrap/grid.less

@@ -0,0 +1,84 @@
+//
+// Grid system
+// --------------------------------------------------
+
+
+// Container widths
+//
+// Set the container width, and override it for fixed navbars in media queries.
+
+.container {
+  .container-fixed();
+
+  @media (min-width: @screen-sm-min) {
+    width: @container-sm;
+  }
+  @media (min-width: @screen-md-min) {
+    width: @container-md;
+  }
+  @media (min-width: @screen-lg-min) {
+    width: @container-lg;
+  }
+}
+
+
+// Fluid container
+//
+// Utilizes the mixin meant for fixed width containers, but without any defined
+// width for fluid, full width layouts.
+
+.container-fluid {
+  .container-fixed();
+}
+
+
+// Row
+//
+// Rows contain and clear the floats of your columns.
+
+.row {
+  .make-row();
+}
+
+
+// Columns
+//
+// Common styles for small and large grid columns
+
+.make-grid-columns();
+
+
+// Extra small grid
+//
+// Columns, offsets, pushes, and pulls for extra small devices like
+// smartphones.
+
+.make-grid(xs);
+
+
+// Small grid
+//
+// Columns, offsets, pushes, and pulls for the small device range, from phones
+// to tablets.
+
+@media (min-width: @screen-sm-min) {
+  .make-grid(sm);
+}
+
+
+// Medium grid
+//
+// Columns, offsets, pushes, and pulls for the desktop device range.
+
+@media (min-width: @screen-md-min) {
+  .make-grid(md);
+}
+
+
+// Large grid
+//
+// Columns, offsets, pushes, and pulls for the large desktop device range.
+
+@media (min-width: @screen-lg-min) {
+  .make-grid(lg);
+}

searx/static/oscar/less/bootstrap/input-groups.less

@@ -0,0 +1,166 @@
+//
+// Input groups
+// --------------------------------------------------
+
+// Base styles
+// -------------------------
+.input-group {
+  position: relative; // For dropdowns
+  display: table;
+  border-collapse: separate; // prevent input groups from inheriting border styles from table cells when placed within a table
+
+  // Undo padding and float of grid classes
+  &[class*="col-"] {
+    float: none;
+    padding-left: 0;
+    padding-right: 0;
+  }
+
+  .form-control {
+    // Ensure that the input is always above the *appended* addon button for
+    // proper border colors.
+    position: relative;
+    z-index: 2;
+
+    // IE9 fubars the placeholder attribute in text inputs and the arrows on
+    // select elements in input groups. To fix it, we float the input. Details:
+    // https://github.com/twbs/bootstrap/issues/11561#issuecomment-28936855
+    float: left;
+
+    width: 100%;
+    margin-bottom: 0;
+  }
+}
+
+// Sizing options
+//
+// Remix the default form control sizing classes into new ones for easier
+// manipulation.
+
+.input-group-lg > .form-control,
+.input-group-lg > .input-group-addon,
+.input-group-lg > .input-group-btn > .btn {
+  .input-lg();
+}
+.input-group-sm > .form-control,
+.input-group-sm > .input-group-addon,
+.input-group-sm > .input-group-btn > .btn {
+  .input-sm();
+}
+
+
+// Display as table-cell
+// -------------------------
+.input-group-addon,
+.input-group-btn,
+.input-group .form-control {
+  display: table-cell;
+
+  &:not(:first-child):not(:last-child) {
+    border-radius: 0;
+  }
+}
+// Addon and addon wrapper for buttons
+.input-group-addon,
+.input-group-btn {
+  width: 1%;
+  white-space: nowrap;
+  vertical-align: middle; // Match the inputs
+}
+
+// Text input groups
+// -------------------------
+.input-group-addon {
+  padding: @padding-base-vertical @padding-base-horizontal;
+  font-size: @font-size-base;
+  font-weight: normal;
+  line-height: 1;
+  color: @input-color;
+  text-align: center;
+  background-color: @input-group-addon-bg;
+  border: 1px solid @input-group-addon-border-color;
+  border-radius: @border-radius-base;
+
+  // Sizing
+  &.input-sm {
+    padding: @padding-small-vertical @padding-small-horizontal;
+    font-size: @font-size-small;
+    border-radius: @border-radius-small;
+  }
+  &.input-lg {
+    padding: @padding-large-vertical @padding-large-horizontal;
+    font-size: @font-size-large;
+    border-radius: @border-radius-large;
+  }
+
+  // Nuke default margins from checkboxes and radios to vertically center within.
+  input[type="radio"],
+  input[type="checkbox"] {
+    margin-top: 0;
+  }
+}
+
+// Reset rounded corners
+.input-group .form-control:first-child,
+.input-group-addon:first-child,
+.input-group-btn:first-child > .btn,
+.input-group-btn:first-child > .btn-group > .btn,
+.input-group-btn:first-child > .dropdown-toggle,
+.input-group-btn:last-child > .btn:not(:last-child):not(.dropdown-toggle),
+.input-group-btn:last-child > .btn-group:not(:last-child) > .btn {
+  .border-right-radius(0);
+}
+.input-group-addon:first-child {
+  border-right: 0;
+}
+.input-group .form-control:last-child,
+.input-group-addon:last-child,
+.input-group-btn:last-child > .btn,
+.input-group-btn:last-child > .btn-group > .btn,
+.input-group-btn:last-child > .dropdown-toggle,
+.input-group-btn:first-child > .btn:not(:first-child),
+.input-group-btn:first-child > .btn-group:not(:first-child) > .btn {
+  .border-left-radius(0);
+}
+.input-group-addon:last-child {
+  border-left: 0;
+}
+
+// Button input groups
+// -------------------------
+.input-group-btn {
+  position: relative;
+  // Jankily prevent input button groups from wrapping with `white-space` and
+  // `font-size` in combination with `inline-block` on buttons.
+  font-size: 0;
+  white-space: nowrap;
+
+  // Negative margin for spacing, position for bringing hovered/focused/actived
+  // element above the siblings.
+  > .btn {
+    position: relative;
+    + .btn {
+      margin-left: -1px;
+    }
+    // Bring the "active" button to the front
+    &:hover,
+    &:focus,
+    &:active {
+      z-index: 2;
+    }
+  }
+
+  // Negative margin to only have a 1px border between the two
+  &:first-child {
+    > .btn,
+    > .btn-group {
+      margin-right: -1px;
+    }
+  }
+  &:last-child {
+    > .btn,
+    > .btn-group {
+      margin-left: -1px;
+    }
+  }
+}

searx/static/oscar/less/bootstrap/jumbotron.less

@@ -0,0 +1,48 @@
+//
+// Jumbotron
+// --------------------------------------------------
+
+
+.jumbotron {
+  padding: @jumbotron-padding;
+  margin-bottom: @jumbotron-padding;
+  color: @jumbotron-color;
+  background-color: @jumbotron-bg;
+
+  h1,
+  .h1 {
+    color: @jumbotron-heading-color;
+  }
+  p {
+    margin-bottom: (@jumbotron-padding / 2);
+    font-size: @jumbotron-font-size;
+    font-weight: 200;
+  }
+
+  > hr {
+    border-top-color: darken(@jumbotron-bg, 10%);
+  }
+
+  .container & {
+    border-radius: @border-radius-large; // Only round corners at higher resolutions if contained in a container
+  }
+
+  .container {
+    max-width: 100%;
+  }
+
+  @media screen and (min-width: @screen-sm-min) {
+    padding-top:    (@jumbotron-padding * 1.6);
+    padding-bottom: (@jumbotron-padding * 1.6);
+
+    .container & {
+      padding-left:  (@jumbotron-padding * 2);
+      padding-right: (@jumbotron-padding * 2);
+    }
+
+    h1,
+    .h1 {
+      font-size: (@font-size-base * 4.5);
+    }
+  }
+}

searx/static/oscar/less/bootstrap/labels.less

@@ -0,0 +1,64 @@
+//
+// Labels
+// --------------------------------------------------
+
+.label {
+  display: inline;
+  padding: .2em .6em .3em;
+  font-size: 75%;
+  font-weight: bold;
+  line-height: 1;
+  color: @label-color;
+  text-align: center;
+  white-space: nowrap;
+  vertical-align: baseline;
+  border-radius: .25em;
+
+  // Add hover effects, but only for links
+  a& {
+    &:hover,
+    &:focus {
+      color: @label-link-hover-color;
+      text-decoration: none;
+      cursor: pointer;
+    }
+  }
+
+  // Empty labels collapse automatically (not available in IE8)
+  &:empty {
+    display: none;
+  }
+
+  // Quick fix for labels in buttons
+  .btn & {
+    position: relative;
+    top: -1px;
+  }
+}
+
+// Colors
+// Contextual variations (linked labels get darker on :hover)
+
+.label-default {
+  .label-variant(@label-default-bg);
+}
+
+.label-primary {
+  .label-variant(@label-primary-bg);
+}
+
+.label-success {
+  .label-variant(@label-success-bg);
+}
+
+.label-info {
+  .label-variant(@label-info-bg);
+}
+
+.label-warning {
+  .label-variant(@label-warning-bg);
+}
+
+.label-danger {
+  .label-variant(@label-danger-bg);
+}

searx/static/oscar/less/bootstrap/list-group.less

@@ -0,0 +1,131 @@
+//
+// List groups
+// --------------------------------------------------
+
+
+// Base class
+//
+// Easily usable on <ul>, <ol>, or <div>.
+
+.list-group {
+  // No need to set list-style: none; since .list-group-item is block level
+  margin-bottom: 20px;
+  padding-left: 0; // reset padding because ul and ol
+}
+
+
+// Individual list items
+//
+// Use on `li`s or `div`s within the `.list-group` parent.
+
+.list-group-item {
+  position: relative;
+  display: block;
+  padding: 10px 15px;
+  // Place the border on the list items and negative margin up for better styling
+  margin-bottom: -1px;
+  background-color: @list-group-bg;
+  border: 1px solid @list-group-border;
+
+  // Round the first and last items
+  &:first-child {
+    .border-top-radius(@list-group-border-radius);
+  }
+  &:last-child {
+    margin-bottom: 0;
+    .border-bottom-radius(@list-group-border-radius);
+  }
+
+  // Align badges within list items
+  > .badge {
+    float: right;
+  }
+  > .badge + .badge {
+    margin-right: 5px;
+  }
+}
+
+
+// Linked list items
+//
+// Use anchor elements instead of `li`s or `div`s to create linked list items.
+// Includes an extra `.active` modifier class for showing selected items.
+
+a.list-group-item {
+  color: @list-group-link-color;
+
+  .list-group-item-heading {
+    color: @list-group-link-heading-color;
+  }
+
+  // Hover state
+  &:hover,
+  &:focus {
+    text-decoration: none;
+    color: @list-group-link-hover-color;
+    background-color: @list-group-hover-bg;
+  }
+}
+
+.list-group-item {
+  // Disabled state
+  &.disabled,
+  &.disabled:hover,
+  &.disabled:focus {
+    background-color: @list-group-disabled-bg;
+    color: @list-group-disabled-color;
+
+    // Force color to inherit for custom content
+    .list-group-item-heading {
+      color: inherit;
+    }
+    .list-group-item-text {
+      color: @list-group-disabled-text-color;
+    }
+  }
+
+  // Active class on item itself, not parent
+  &.active,
+  &.active:hover,
+  &.active:focus {
+    z-index: 2; // Place active items above their siblings for proper border styling
+    color: @list-group-active-color;
+    background-color: @list-group-active-bg;
+    border-color: @list-group-active-border;
+
+    // Force color to inherit for custom content
+    .list-group-item-heading,
+    .list-group-item-heading > small,
+    .list-group-item-heading > .small {
+      color: inherit;
+    }
+    .list-group-item-text {
+      color: @list-group-active-text-color;
+    }
+  }
+}
+
+
+// Contextual variants
+//
+// Add modifier classes to change text and background color on individual items.
+// Organizationally, this must come after the `:hover` states.
+
+.list-group-item-variant(success; @state-success-bg; @state-success-text);
+.list-group-item-variant(info; @state-info-bg; @state-info-text);
+.list-group-item-variant(warning; @state-warning-bg; @state-warning-text);
+.list-group-item-variant(danger; @state-danger-bg; @state-danger-text);
+
+
+// Custom content options
+//
+// Extra classes for creating well-formatted content within `.list-group-item`s.
+
+.list-group-item-heading {
+  margin-top: 0;
+  margin-bottom: 5px;
+}
+.list-group-item-text {
+  margin-bottom: 0;
+  line-height: 1.3;
+}

searx/static/oscar/less/bootstrap/media.less

@@ -0,0 +1,56 @@
+// Media objects
+// Source: http://stubbornella.org/content/?p=497
+// --------------------------------------------------
+
+
+// Common styles
+// -------------------------
+
+// Clear the floats
+.media,
+.media-body {
+  overflow: hidden;
+  zoom: 1;
+}
+
+// Proper spacing between instances of .media
+.media,
+.media .media {
+  margin-top: 15px;
+}
+.media:first-child {
+  margin-top: 0;
+}
+
+// For images and videos, set to block
+.media-object {
+  display: block;
+}
+
+// Reset margins on headings for tighter default spacing
+.media-heading {
+  margin: 0 0 5px;
+}
+
+
+// Media image alignment
+// -------------------------
+
+.media {
+  > .pull-left {
+    margin-right: 10px;
+  }
+  > .pull-right {
+    margin-left: 10px;
+  }
+}
+
+
+// Media list variation
+// -------------------------
+
+// Undo default ul/ol styles
+.media-list {
+  padding-left: 0;
+  list-style: none;
+}

searx/static/oscar/less/bootstrap/mixins.less

@@ -0,0 +1,39 @@
+// Mixins
+// --------------------------------------------------
+
+// Utilities
+@import "mixins/hide-text.less";
+@import "mixins/opacity.less";
+@import "mixins/image.less";
+@import "mixins/labels.less";
+@import "mixins/reset-filter.less";
+@import "mixins/resize.less";
+@import "mixins/responsive-visibility.less";
+@import "mixins/size.less";
+@import "mixins/tab-focus.less";
+@import "mixins/text-emphasis.less";
+@import "mixins/text-overflow.less";
+@import "mixins/vendor-prefixes.less";
+
+// Components
+@import "mixins/alerts.less";
+@import "mixins/buttons.less";
+@import "mixins/panels.less";
+@import "mixins/pagination.less";
+@import "mixins/list-group.less";
+@import "mixins/nav-divider.less";
+@import "mixins/forms.less";
+@import "mixins/progress-bar.less";
+@import "mixins/table-row.less";
+
+// Skins
+@import "mixins/background-variant.less";
+@import "mixins/border-radius.less";
+@import "mixins/gradients.less";
+
+// Layout
+@import "mixins/clearfix.less";
+@import "mixins/center-block.less";
+@import "mixins/nav-vertical-align.less";
+@import "mixins/grid-framework.less";
+@import "mixins/grid.less";

searx/static/oscar/less/bootstrap/mixins/alerts.less

@@ -0,0 +1,14 @@
+// Alerts
+
+.alert-variant(@background; @border; @text-color) {
+  background-color: @background;
+  border-color: @border;
+  color: @text-color;
+
+  hr {
+    border-top-color: darken(@border, 5%);
+  }
+  .alert-link {
+    color: darken(@text-color, 10%);
+  }
+}

searx/static/oscar/less/bootstrap/mixins/background-variant.less

@@ -0,0 +1,8 @@
+// Contextual backgrounds
+
+.bg-variant(@color) {
+  background-color: @color;
+  a&:hover {
+    background-color: darken(@color, 10%);
+  }
+}

searx/static/oscar/less/bootstrap/mixins/border-radius.less

@@ -0,0 +1,18 @@
+// Single side border-radius
+
+.border-top-radius(@radius) {
+  border-top-right-radius: @radius;
+   border-top-left-radius: @radius;
+}
+.border-right-radius(@radius) {
+  border-bottom-right-radius: @radius;
+     border-top-right-radius: @radius;
+}
+.border-bottom-radius(@radius) {
+  border-bottom-right-radius: @radius;
+   border-bottom-left-radius: @radius;
+}
+.border-left-radius(@radius) {
+  border-bottom-left-radius: @radius;
+     border-top-left-radius: @radius;
+}

searx/static/oscar/less/bootstrap/mixins/buttons.less

@@ -0,0 +1,50 @@
+// Button variants
+//
+// Easily pump out default styles, as well as :hover, :focus, :active,
+// and disabled options for all buttons
+
+.button-variant(@color; @background; @border) {
+  color: @color;
+  background-color: @background;
+  border-color: @border;
+
+  &:hover,
+  &:focus,
+  &:active,
+  &.active,
+  .open > .dropdown-toggle& {
+    color: @color;
+    background-color: darken(@background, 10%);
+        border-color: darken(@border, 12%);
+  }
+  &:active,
+  &.active,
+  .open > .dropdown-toggle& {
+    background-image: none;
+  }
+  &.disabled,
+  &[disabled],
+  fieldset[disabled] & {
+    &,
+    &:hover,
+    &:focus,
+    &:active,
+    &.active {
+      background-color: @background;
+          border-color: @border;
+    }
+  }
+
+  .badge {
+    color: @background;
+    background-color: @color;
+  }
+}
+
+// Button sizes
+.button-size(@padding-vertical; @padding-horizontal; @font-size; @line-height; @border-radius) {
+  padding: @padding-vertical @padding-horizontal;
+  font-size: @font-size;
+  line-height: @line-height;
+  border-radius: @border-radius;
+}

searx/static/oscar/less/bootstrap/mixins/center-block.less

@@ -0,0 +1,7 @@
+// Center-align a block level element
+
+.center-block() {
+  display: block;
+  margin-left: auto;
+  margin-right: auto;
+}

searx/static/oscar/less/bootstrap/mixins/clearfix.less

@@ -0,0 +1,22 @@
+// Clearfix
+//
+// For modern browsers
+// 1. The space content is one way to avoid an Opera bug when the
+//    contenteditable attribute is included anywhere else in the document.
+//    Otherwise it causes space to appear at the top and bottom of elements
+//    that are clearfixed.
+// 2. The use of `table` rather than `block` is only necessary if using
+//    `:before` to contain the top-margins of child elements.
+//
+// Source: http://nicolasgallagher.com/micro-clearfix-hack/
+
+.clearfix() {
+  &:before,
+  &:after {
+    content: " "; // 1
+    display: table; // 2
+  }
+  &:after {
+    clear: both;
+  }
+}

searx/static/oscar/less/bootstrap/mixins/forms.less

@@ -0,0 +1,81 @@
+// Form validation states
+//
+// Used in forms.less to generate the form validation CSS for warnings, errors,
+// and successes.
+
+.form-control-validation(@text-color: #555; @border-color: #ccc; @background-color: #f5f5f5) {
+  // Color the label and help text
+  .help-block,
+  .control-label,
+  .radio,
+  .checkbox,
+  .radio-inline,
+  .checkbox-inline  {
+    color: @text-color;
+  }
+  // Set the border and box shadow on specific inputs to match
+  .form-control {
+    border-color: @border-color;
+    .box-shadow(inset 0 1px 1px rgba(0,0,0,.075)); // Redeclare so transitions work
+    &:focus {
+      border-color: darken(@border-color, 10%);
+      @shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 6px lighten(@border-color, 20%);
+      .box-shadow(@shadow);
+    }
+  }
+  // Set validation states also for addons
+  .input-group-addon {
+    color: @text-color;
+    border-color: @border-color;
+    background-color: @background-color;
+  }
+  // Optional feedback icon
+  .form-control-feedback {
+    color: @text-color;
+  }
+}
+
+
+// Form control focus state
+//
+// Generate a customized focus state and for any input with the specified color,
+// which defaults to the `@input-border-focus` variable.
+//
+// We highly encourage you to not customize the default value, but instead use
+// this to tweak colors on an as-needed basis. This aesthetic change is based on
+// WebKit's default styles, but applicable to a wider range of browsers. Its
+// usability and accessibility should be taken into account with any change.
+//
+// Example usage: change the default blue border and shadow to white for better
+// contrast against a dark gray background.
+.form-control-focus(@color: @input-border-focus) {
+  @color-rgba: rgba(red(@color), green(@color), blue(@color), .6);
+  &:focus {
+    border-color: @color;
+    outline: 0;
+    .box-shadow(~"inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px @{color-rgba}");
+  }
+}
+
+// Form control sizing
+//
+// Relative text size, padding, and border-radii changes for form controls. For
+// horizontal sizing, wrap controls in the predefined grid classes. `<select>`
+// element gets special love because it's special, and that's a fact!
+.input-size(@input-height; @padding-vertical; @padding-horizontal; @font-size; @line-height; @border-radius) {
+  height: @input-height;
+  padding: @padding-vertical @padding-horizontal;
+  font-size: @font-size;
+  line-height: @line-height;
+  border-radius: @border-radius;
+
+  select& {
+    height: @input-height;
+    line-height: @input-height;
+  }
+
+  textarea&,
+  select[multiple]& {
+    height: auto;
+  }
+}

searx/static/oscar/less/bootstrap/mixins/gradients.less

@@ -0,0 +1,59 @@
+// Gradients
+
+#gradient {
+
+  // Horizontal gradient, from left to right
+  //
+  // Creates two color stops, start and end, by specifying a color and position for each color stop.
+  // Color stops are not available in IE9 and below.
+  .horizontal(@start-color: #555; @end-color: #333; @start-percent: 0%; @end-percent: 100%) {
+    background-image: -webkit-linear-gradient(left, @start-color @start-percent, @end-color @end-percent); // Safari 5.1-6, Chrome 10+
+    background-image: -o-linear-gradient(left, @start-color @start-percent, @end-color @end-percent); // Opera 12
+    background-image: linear-gradient(to right, @start-color @start-percent, @end-color @end-percent); // Standard, IE10, Firefox 16+, Opera 12.10+, Safari 7+, Chrome 26+
+    background-repeat: repeat-x;
+    filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=1)",argb(@start-color),argb(@end-color))); // IE9 and down
+  }
+
+  // Vertical gradient, from top to bottom
+  //
+  // Creates two color stops, start and end, by specifying a color and position for each color stop.
+  // Color stops are not available in IE9 and below.
+  .vertical(@start-color: #555; @end-color: #333; @start-percent: 0%; @end-percent: 100%) {
+    background-image: -webkit-linear-gradient(top, @start-color @start-percent, @end-color @end-percent);  // Safari 5.1-6, Chrome 10+
+    background-image: -o-linear-gradient(top, @start-color @start-percent, @end-color @end-percent);  // Opera 12
+    background-image: linear-gradient(to bottom, @start-color @start-percent, @end-color @end-percent); // Standard, IE10, Firefox 16+, Opera 12.10+, Safari 7+, Chrome 26+
+    background-repeat: repeat-x;
+    filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",argb(@start-color),argb(@end-color))); // IE9 and down
+  }
+
+  .directional(@start-color: #555; @end-color: #333; @deg: 45deg) {
+    background-repeat: repeat-x;
+    background-image: -webkit-linear-gradient(@deg, @start-color, @end-color); // Safari 5.1-6, Chrome 10+
+    background-image: -o-linear-gradient(@deg, @start-color, @end-color); // Opera 12
+    background-image: linear-gradient(@deg, @start-color, @end-color); // Standard, IE10, Firefox 16+, Opera 12.10+, Safari 7+, Chrome 26+
+  }
+  .horizontal-three-colors(@start-color: #00b3ee; @mid-color: #7a43b6; @color-stop: 50%; @end-color: #c3325f) {
+    background-image: -webkit-linear-gradient(left, @start-color, @mid-color @color-stop, @end-color);
+    background-image: -o-linear-gradient(left, @start-color, @mid-color @color-stop, @end-color);
+    background-image: linear-gradient(to right, @start-color, @mid-color @color-stop, @end-color);
+    background-repeat: no-repeat;
+    filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=1)",argb(@start-color),argb(@end-color))); // IE9 and down, gets no color-stop at all for proper fallback
+  }
+  .vertical-three-colors(@start-color: #00b3ee; @mid-color: #7a43b6; @color-stop: 50%; @end-color: #c3325f) {
+    background-image: -webkit-linear-gradient(@start-color, @mid-color @color-stop, @end-color);
+    background-image: -o-linear-gradient(@start-color, @mid-color @color-stop, @end-color);
+    background-image: linear-gradient(@start-color, @mid-color @color-stop, @end-color);
+    background-repeat: no-repeat;
+    filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",argb(@start-color),argb(@end-color))); // IE9 and down, gets no color-stop at all for proper fallback
+  }
+  .radial(@inner-color: #555; @outer-color: #333) {
+    background-image: -webkit-radial-gradient(circle, @inner-color, @outer-color);
+    background-image: radial-gradient(circle, @inner-color, @outer-color);
+    background-repeat: no-repeat;
+  }
+  .striped(@color: rgba(255,255,255,.15); @angle: 45deg) {
+    background-image: -webkit-linear-gradient(@angle, @color 25%, transparent 25%, transparent 50%, @color 50%, @color 75%, transparent 75%, transparent);
+    background-image: -o-linear-gradient(@angle, @color 25%, transparent 25%, transparent 50%, @color 50%, @color 75%, transparent 75%, transparent);
+    background-image: linear-gradient(@angle, @color 25%, transparent 25%, transparent 50%, @color 50%, @color 75%, transparent 75%, transparent);
+  }
+}

searx/static/oscar/less/bootstrap/mixins/grid-framework.less

@@ -0,0 +1,91 @@
+// Framework grid generation
+//
+// Used only by Bootstrap to generate the correct number of grid classes given
+// any value of `@grid-columns`.
+
+.make-grid-columns() {
+  // Common styles for all sizes of grid columns, widths 1-12
+  .col(@index) when (@index = 1) { // initial
+    @item: ~".col-xs-@{index}, .col-sm-@{index}, .col-md-@{index}, .col-lg-@{index}";
+    .col((@index + 1), @item);
+  }
+  .col(@index, @list) when (@index =< @grid-columns) { // general; "=<" isn't a typo
+    @item: ~".col-xs-@{index}, .col-sm-@{index}, .col-md-@{index}, .col-lg-@{index}";
+    .col((@index + 1), ~"@{list}, @{item}");
+  }
+  .col(@index, @list) when (@index > @grid-columns) { // terminal
+    @{list} {
+      position: relative;
+      // Prevent columns from collapsing when empty
+      min-height: 1px;
+      // Inner gutter via padding
+      padding-left:  (@grid-gutter-width / 2);
+      padding-right: (@grid-gutter-width / 2);
+    }
+  }
+  .col(1); // kickstart it
+}
+
+.float-grid-columns(@class) {
+  .col(@index) when (@index = 1) { // initial
+    @item: ~".col-@{class}-@{index}";
+    .col((@index + 1), @item);
+  }
+  .col(@index, @list) when (@index =< @grid-columns) { // general
+    @item: ~".col-@{class}-@{index}";
+    .col((@index + 1), ~"@{list}, @{item}");
+  }
+  .col(@index, @list) when (@index > @grid-columns) { // terminal
+    @{list} {
+      float: left;
+    }
+  }
+  .col(1); // kickstart it
+}
+
+.calc-grid-column(@index, @class, @type) when (@type = width) and (@index > 0) {
+  .col-@{class}-@{index} {
+    width: percentage((@index / @grid-columns));
+  }
+}
+.calc-grid-column(@index, @class, @type) when (@type = push) and (@index > 0) {
+  .col-@{class}-push-@{index} {
+    left: percentage((@index / @grid-columns));
+  }
+}
+.calc-grid-column(@index, @class, @type) when (@type = push) and (@index = 0) {
+  .col-@{class}-push-0 {
+    left: auto;
+  }
+}
+.calc-grid-column(@index, @class, @type) when (@type = pull) and (@index > 0) {
+  .col-@{class}-pull-@{index} {
+    right: percentage((@index / @grid-columns));
+  }
+}
+.calc-grid-column(@index, @class, @type) when (@type = pull) and (@index = 0) {
+  .col-@{class}-pull-0 {
+    right: auto;
+  }
+}
+.calc-grid-column(@index, @class, @type) when (@type = offset) {
+  .col-@{class}-offset-@{index} {
+    margin-left: percentage((@index / @grid-columns));
+  }
+}
+
+// Basic looping in LESS
+.loop-grid-columns(@index, @class, @type) when (@index >= 0) {
+  .calc-grid-column(@index, @class, @type);
+  // next iteration
+  .loop-grid-columns((@index - 1), @class, @type);
+}
+
+// Create grid for specific class
+.make-grid(@class) {
+  .float-grid-columns(@class);
+  .loop-grid-columns(@grid-columns, @class, width);
+  .loop-grid-columns(@grid-columns, @class, pull);
+  .loop-grid-columns(@grid-columns, @class, push);
+  .loop-grid-columns(@grid-columns, @class, offset);
+}

searx/static/oscar/less/bootstrap/mixins/grid.less

@@ -0,0 +1,122 @@
+// Grid system
+//
+// Generate semantic grid columns with these mixins.
+
+// Centered container element
+.container-fixed(@gutter: @grid-gutter-width) {
+  margin-right: auto;
+  margin-left: auto;
+  padding-left:  (@gutter / 2);
+  padding-right: (@gutter / 2);
+  &:extend(.clearfix all);
+}
+
+// Creates a wrapper for a series of columns
+.make-row(@gutter: @grid-gutter-width) {
+  margin-left:  (@gutter / -2);
+  margin-right: (@gutter / -2);
+  &:extend(.clearfix all);
+}
+
+// Generate the extra small columns
+.make-xs-column(@columns; @gutter: @grid-gutter-width) {
+  position: relative;
+  float: left;
+  width: percentage((@columns / @grid-columns));
+  min-height: 1px;
+  padding-left:  (@gutter / 2);
+  padding-right: (@gutter / 2);
+}
+.make-xs-column-offset(@columns) {
+  margin-left: percentage((@columns / @grid-columns));
+}
+.make-xs-column-push(@columns) {
+  left: percentage((@columns / @grid-columns));
+}
+.make-xs-column-pull(@columns) {
+  right: percentage((@columns / @grid-columns));
+}
+
+// Generate the small columns
+.make-sm-column(@columns; @gutter: @grid-gutter-width) {
+  position: relative;
+  min-height: 1px;
+  padding-left:  (@gutter / 2);
+  padding-right: (@gutter / 2);
+
+  @media (min-width: @screen-sm-min) {
+    float: left;
+    width: percentage((@columns / @grid-columns));
+  }
+}
+.make-sm-column-offset(@columns) {
+  @media (min-width: @screen-sm-min) {
+    margin-left: percentage((@columns / @grid-columns));
+  }
+}
+.make-sm-column-push(@columns) {
+  @media (min-width: @screen-sm-min) {
+    left: percentage((@columns / @grid-columns));
+  }
+}
+.make-sm-column-pull(@columns) {
+  @media (min-width: @screen-sm-min) {
+    right: percentage((@columns / @grid-columns));
+  }
+}
+
+// Generate the medium columns
+.make-md-column(@columns; @gutter: @grid-gutter-width) {
+  position: relative;
+  min-height: 1px;
+  padding-left:  (@gutter / 2);
+  padding-right: (@gutter / 2);
+
+  @media (min-width: @screen-md-min) {
+    float: left;
+    width: percentage((@columns / @grid-columns));
+  }
+}
+.make-md-column-offset(@columns) {
+  @media (min-width: @screen-md-min) {
+    margin-left: percentage((@columns / @grid-columns));
+  }
+}
+.make-md-column-push(@columns) {
+  @media (min-width: @screen-md-min) {
+    left: percentage((@columns / @grid-columns));
+  }
+}
+.make-md-column-pull(@columns) {
+  @media (min-width: @screen-md-min) {
+    right: percentage((@columns / @grid-columns));
+  }
+}
+
+// Generate the large columns
+.make-lg-column(@columns; @gutter: @grid-gutter-width) {
+  position: relative;
+  min-height: 1px;
+  padding-left:  (@gutter / 2);
+  padding-right: (@gutter / 2);
+
+  @media (min-width: @screen-lg-min) {
+    float: left;
+    width: percentage((@columns / @grid-columns));
+  }
+}
+.make-lg-column-offset(@columns) {
+  @media (min-width: @screen-lg-min) {
+    margin-left: percentage((@columns / @grid-columns));
+  }
+}
+.make-lg-column-push(@columns) {
+  @media (min-width: @screen-lg-min) {
+    left: percentage((@columns / @grid-columns));
+  }
+}
+.make-lg-column-pull(@columns) {
+  @media (min-width: @screen-lg-min) {
+    right: percentage((@columns / @grid-columns));
+  }
+}

searx/static/oscar/less/bootstrap/mixins/hide-text.less

@@ -0,0 +1,21 @@
+// CSS image replacement
+//
+// Heads up! v3 launched with with only `.hide-text()`, but per our pattern for
+// mixins being reused as classes with the same name, this doesn't hold up. As
+// of v3.0.1 we have added `.text-hide()` and deprecated `.hide-text()`.
+//
+// Source: https://github.com/h5bp/html5-boilerplate/commit/aa0396eae757
+
+// Deprecated as of v3.0.1 (will be removed in v4)
+.hide-text() {
+  font: ~"0/0" a;
+  color: transparent;
+  text-shadow: none;
+  background-color: transparent;
+  border: 0;
+}
+
+// New mixin to use as of v3.0.1
+.text-hide() {
+  .hide-text();
+}

searx/static/oscar/less/bootstrap/mixins/image.less

@@ -0,0 +1,34 @@
+// Image Mixins
+// - Responsive image
+// - Retina image
+
+
+// Responsive image
+//
+// Keep images from scaling beyond the width of their parents.
+.img-responsive(@display: block) {
+  display: @display;
+  width: 100% \9; // Force IE10 and below to size SVG images correctly
+  max-width: 100%; // Part 1: Set a maximum relative to the parent
+  height: auto; // Part 2: Scale the height according to the width, otherwise you get stretching
+}
+
+
+// Retina image
+//
+// Short retina mixin for setting background-image and -size. Note that the
+// spelling of `min--moz-device-pixel-ratio` is intentional.
+.img-retina(@file-1x; @file-2x; @width-1x; @height-1x) {
+  background-image: url("@{file-1x}");
+
+  @media
+  only screen and (-webkit-min-device-pixel-ratio: 2),
+  only screen and (   min--moz-device-pixel-ratio: 2),
+  only screen and (     -o-min-device-pixel-ratio: 2/1),
+  only screen and (        min-device-pixel-ratio: 2),
+  only screen and (                min-resolution: 192dpi),
+  only screen and (                min-resolution: 2dppx) {
+    background-image: url("@{file-2x}");
+    background-size: @width-1x @height-1x;
+  }
+}

searx/static/oscar/less/bootstrap/mixins/labels.less

@@ -0,0 +1,12 @@
+// Labels
+
+.label-variant(@color) {
+  background-color: @color;
+  
+  &[href] {
+    &:hover,
+    &:focus {
+      background-color: darken(@color, 10%);
+    }
+  }
+}

searx/static/oscar/less/bootstrap/mixins/list-group.less

@@ -0,0 +1,29 @@
+// List Groups
+
+.list-group-item-variant(@state; @background; @color) {
+  .list-group-item-@{state} {
+    color: @color;
+    background-color: @background;
+
+    a& {
+      color: @color;
+
+      .list-group-item-heading {
+        color: inherit;
+      }
+
+      &:hover,
+      &:focus {
+        color: @color;
+        background-color: darken(@background, 5%);
+      }
+      &.active,
+      &.active:hover,
+      &.active:focus {
+        color: #fff;
+        background-color: @color;
+        border-color: @color;
+      }
+    }
+  }
+}

searx/static/oscar/less/bootstrap/mixins/nav-divider.less

@@ -0,0 +1,10 @@
+// Horizontal dividers
+//
+// Dividers (basically an hr) within dropdowns and nav lists
+
+.nav-divider(@color: #e5e5e5) {
+  height: 1px;
+  margin: ((@line-height-computed / 2) - 1) 0;
+  overflow: hidden;
+  background-color: @color;
+}

searx/static/oscar/less/bootstrap/mixins/nav-vertical-align.less

@@ -0,0 +1,9 @@
+// Navbar vertical align
+//
+// Vertically center elements in the navbar.
+// Example: an element has a height of 30px, so write out `.navbar-vertical-align(30px);` to calculate the appropriate top margin.
+
+.navbar-vertical-align(@element-height) {
+  margin-top: ((@navbar-height - @element-height) / 2);
+  margin-bottom: ((@navbar-height - @element-height) / 2);
+}

searx/static/oscar/less/bootstrap/mixins/opacity.less

@@ -0,0 +1,8 @@
+// Opacity
+
+.opacity(@opacity) {
+  opacity: @opacity;
+  // IE8 filter
+  @opacity-ie: (@opacity * 100);
+  filter: ~"alpha(opacity=@{opacity-ie})";
+}

searx/static/oscar/less/bootstrap/mixins/pagination.less

@@ -0,0 +1,23 @@
+// Pagination
+
+.pagination-size(@padding-vertical; @padding-horizontal; @font-size; @border-radius) {
+  > li {
+    > a,
+    > span {
+      padding: @padding-vertical @padding-horizontal;
+      font-size: @font-size;
+    }
+    &:first-child {
+      > a,
+      > span {
+        .border-left-radius(@border-radius);
+      }
+    }
+    &:last-child {
+      > a,
+      > span {
+        .border-right-radius(@border-radius);
+      }
+    }
+  }
+}

searx/static/oscar/less/bootstrap/mixins/panels.less

@@ -0,0 +1,24 @@
+// Panels
+
+.panel-variant(@border; @heading-text-color; @heading-bg-color; @heading-border) {
+  border-color: @border;
+
+  & > .panel-heading {
+    color: @heading-text-color;
+    background-color: @heading-bg-color;
+    border-color: @heading-border;
+
+    + .panel-collapse > .panel-body {
+      border-top-color: @border;
+    }
+    .badge {
+      color: @heading-bg-color;
+      background-color: @heading-text-color;
+    }
+  }
+  & > .panel-footer {
+    + .panel-collapse > .panel-body {
+      border-bottom-color: @border;
+    }
+  }
+}

searx/static/oscar/less/bootstrap/mixins/progress-bar.less

@@ -0,0 +1,10 @@
+// Progress bars
+
+.progress-bar-variant(@color) {
+  background-color: @color;
+
+  // Deprecated parent class requirement as of v3.2.0
+  .progress-striped & {
+    #gradient > .striped();
+  }
+}

searx/static/oscar/less/bootstrap/mixins/reset-filter.less

@@ -0,0 +1,8 @@
+// Reset filters for IE
+//
+// When you need to remove a gradient background, do not forget to use this to reset
+// the IE filter for IE9 and below.
+
+.reset-filter() {
+  filter: e(%("progid:DXImageTransform.Microsoft.gradient(enabled = false)"));
+}

searx/static/oscar/less/bootstrap/mixins/resize.less

@@ -0,0 +1,6 @@
+// Resize anything
+
+.resizable(@direction) {
+  resize: @direction; // Options: horizontal, vertical, both
+  overflow: auto; // Per CSS3 UI, `resize` only applies when `overflow` isn't `visible`
+}

searx/static/oscar/less/bootstrap/mixins/responsive-visibility.less

@@ -0,0 +1,15 @@
+// Responsive utilities
+
+//
+// More easily include all the states for responsive-utilities.less.
+.responsive-visibility() {
+  display: block !important;
+  table&  { display: table; }
+  tr&     { display: table-row !important; }
+  th&,
+  td&     { display: table-cell !important; }
+}
+
+.responsive-invisibility() {
+  display: none !important;
+}

searx/static/oscar/less/bootstrap/mixins/size.less

@@ -0,0 +1,10 @@
+// Sizing shortcuts
+
+.size(@width; @height) {
+  width: @width;
+  height: @height;
+}
+
+.square(@size) {
+  .size(@size; @size);
+}

searx/static/oscar/less/bootstrap/mixins/tab-focus.less

@@ -0,0 +1,9 @@
+// WebKit-style focus
+
+.tab-focus() {
+  // Default
+  outline: thin dotted;
+  // WebKit
+  outline: 5px auto -webkit-focus-ring-color;
+  outline-offset: -2px;
+}

searx/static/oscar/less/bootstrap/mixins/table-row.less

@@ -0,0 +1,28 @@
+// Tables
+
+.table-row-variant(@state; @background) {
+  // Exact selectors below required to override `.table-striped` and prevent
+  // inheritance to nested tables.
+  .table > thead > tr,
+  .table > tbody > tr,
+  .table > tfoot > tr {
+    > td.@{state},
+    > th.@{state},
+    &.@{state} > td,
+    &.@{state} > th {
+      background-color: @background;
+    }
+  }
+
+  // Hover states for `.table-hover`
+  // Note: this is not available for cells or rows within `thead` or `tfoot`.
+  .table-hover > tbody > tr {
+    > td.@{state}:hover,
+    > th.@{state}:hover,
+    &.@{state}:hover > td,
+    &:hover > .@{state},
+    &.@{state}:hover > th {
+      background-color: darken(@background, 5%);
+    }
+  }
+}

searx/static/oscar/less/bootstrap/mixins/text-emphasis.less

@@ -0,0 +1,8 @@
+// Typography
+
+.text-emphasis-variant(@color) {
+  color: @color;
+  a&:hover {
+    color: darken(@color, 10%);
+  }
+}

searx/static/oscar/less/bootstrap/mixins/text-overflow.less

@@ -0,0 +1,8 @@
+// Text overflow
+// Requires inline-block or block for proper styling
+
+.text-overflow() {
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}

searx/static/oscar/less/bootstrap/mixins/vendor-prefixes.less

@@ -0,0 +1,224 @@
+// Vendor Prefixes
+//
+// All vendor mixins are deprecated as of v3.2.0 due to the introduction of
+// Autoprefixer in our Gruntfile. They will be removed in v4.
+
+// - Animations
+// - Backface visibility
+// - Box shadow
+// - Box sizing
+// - Content columns
+// - Hyphens
+// - Placeholder text
+// - Transformations
+// - Transitions
+// - User Select
+
+
+// Animations
+.animation(@animation) {
+  -webkit-animation: @animation;
+       -o-animation: @animation;
+          animation: @animation;
+}
+.animation-name(@name) {
+  -webkit-animation-name: @name;
+          animation-name: @name;
+}
+.animation-duration(@duration) {
+  -webkit-animation-duration: @duration;
+          animation-duration: @duration;
+}
+.animation-timing-function(@timing-function) {
+  -webkit-animation-timing-function: @timing-function;
+          animation-timing-function: @timing-function;
+}
+.animation-delay(@delay) {
+  -webkit-animation-delay: @delay;
+          animation-delay: @delay;
+}
+.animation-iteration-count(@iteration-count) {
+  -webkit-animation-iteration-count: @iteration-count;
+          animation-iteration-count: @iteration-count;
+}
+.animation-direction(@direction) {
+  -webkit-animation-direction: @direction;
+          animation-direction: @direction;
+}
+.animation-fill-mode(@fill-mode) {
+  -webkit-animation-fill-mode: @fill-mode;
+          animation-fill-mode: @fill-mode;
+}
+
+// Backface visibility
+// Prevent browsers from flickering when using CSS 3D transforms.
+// Default value is `visible`, but can be changed to `hidden`
+
+.backface-visibility(@visibility){
+  -webkit-backface-visibility: @visibility;
+     -moz-backface-visibility: @visibility;
+          backface-visibility: @visibility;
+}
+
+// Drop shadows
+//
+// Note: Deprecated `.box-shadow()` as of v3.1.0 since all of Bootstrap's
+// supported browsers that have box shadow capabilities now support it.
+
+.box-shadow(@shadow) {
+  -webkit-box-shadow: @shadow; // iOS <4.3 & Android <4.1
+          box-shadow: @shadow;
+}
+
+// Box sizing
+.box-sizing(@boxmodel) {
+  -webkit-box-sizing: @boxmodel;
+     -moz-box-sizing: @boxmodel;
+          box-sizing: @boxmodel;
+}
+
+// CSS3 Content Columns
+.content-columns(@column-count; @column-gap: @grid-gutter-width) {
+  -webkit-column-count: @column-count;
+     -moz-column-count: @column-count;
+          column-count: @column-count;
+  -webkit-column-gap: @column-gap;
+     -moz-column-gap: @column-gap;
+          column-gap: @column-gap;
+}
+
+// Optional hyphenation
+.hyphens(@mode: auto) {
+  word-wrap: break-word;
+  -webkit-hyphens: @mode;
+     -moz-hyphens: @mode;
+      -ms-hyphens: @mode; // IE10+
+       -o-hyphens: @mode;
+          hyphens: @mode;
+}
+
+// Placeholder text
+.placeholder(@color: @input-color-placeholder) {
+  &::-moz-placeholder           { color: @color;   // Firefox
+                                  opacity: 1; } // See https://github.com/twbs/bootstrap/pull/11526
+  &:-ms-input-placeholder       { color: @color; } // Internet Explorer 10+
+  &::-webkit-input-placeholder  { color: @color; } // Safari and Chrome
+}
+
+// Transformations
+.scale(@ratio) {
+  -webkit-transform: scale(@ratio);
+      -ms-transform: scale(@ratio); // IE9 only
+       -o-transform: scale(@ratio);
+          transform: scale(@ratio);
+}
+.scale(@ratioX; @ratioY) {
+  -webkit-transform: scale(@ratioX, @ratioY);
+      -ms-transform: scale(@ratioX, @ratioY); // IE9 only
+       -o-transform: scale(@ratioX, @ratioY);
+          transform: scale(@ratioX, @ratioY);
+}
+.scaleX(@ratio) {
+  -webkit-transform: scaleX(@ratio);
+      -ms-transform: scaleX(@ratio); // IE9 only
+       -o-transform: scaleX(@ratio);
+          transform: scaleX(@ratio);
+}
+.scaleY(@ratio) {
+  -webkit-transform: scaleY(@ratio);
+      -ms-transform: scaleY(@ratio); // IE9 only
+       -o-transform: scaleY(@ratio);
+          transform: scaleY(@ratio);
+}
+.skew(@x; @y) {
+  -webkit-transform: skewX(@x) skewY(@y);
+      -ms-transform: skewX(@x) skewY(@y); // See https://github.com/twbs/bootstrap/issues/4885; IE9+
+       -o-transform: skewX(@x) skewY(@y);
+          transform: skewX(@x) skewY(@y);
+}
+.translate(@x; @y) {
+  -webkit-transform: translate(@x, @y);
+      -ms-transform: translate(@x, @y); // IE9 only
+       -o-transform: translate(@x, @y);
+          transform: translate(@x, @y);
+}
+.translate3d(@x; @y; @z) {
+  -webkit-transform: translate3d(@x, @y, @z);
+          transform: translate3d(@x, @y, @z);
+}
+.rotate(@degrees) {
+  -webkit-transform: rotate(@degrees);
+      -ms-transform: rotate(@degrees); // IE9 only
+       -o-transform: rotate(@degrees);
+          transform: rotate(@degrees);
+}
+.rotateX(@degrees) {
+  -webkit-transform: rotateX(@degrees);
+      -ms-transform: rotateX(@degrees); // IE9 only
+       -o-transform: rotateX(@degrees);
+          transform: rotateX(@degrees);
+}
+.rotateY(@degrees) {
+  -webkit-transform: rotateY(@degrees);
+      -ms-transform: rotateY(@degrees); // IE9 only
+       -o-transform: rotateY(@degrees);
+          transform: rotateY(@degrees);
+}
+.perspective(@perspective) {
+  -webkit-perspective: @perspective;
+     -moz-perspective: @perspective;
+          perspective: @perspective;
+}
+.perspective-origin(@perspective) {
+  -webkit-perspective-origin: @perspective;
+     -moz-perspective-origin: @perspective;
+          perspective-origin: @perspective;
+}
+.transform-origin(@origin) {
+  -webkit-transform-origin: @origin;
+     -moz-transform-origin: @origin;
+      -ms-transform-origin: @origin; // IE9 only
+          transform-origin: @origin;
+}
+
+
+// Transitions
+
+.transition(@transition) {
+  -webkit-transition: @transition;
+       -o-transition: @transition;
+          transition: @transition;
+}
+.transition-property(@transition-property) {
+  -webkit-transition-property: @transition-property;
+          transition-property: @transition-property;
+}
+.transition-delay(@transition-delay) {
+  -webkit-transition-delay: @transition-delay;
+          transition-delay: @transition-delay;
+}
+.transition-duration(@transition-duration) {
+  -webkit-transition-duration: @transition-duration;
+          transition-duration: @transition-duration;
+}
+.transition-timing-function(@timing-function) {
+  -webkit-transition-timing-function: @timing-function;
+          transition-timing-function: @timing-function;
+}
+.transition-transform(@transition) {
+  -webkit-transition: -webkit-transform @transition;
+     -moz-transition: -moz-transform @transition;
+       -o-transition: -o-transform @transition;
+          transition: transform @transition;
+}
+
+
+// User select
+// For selecting text on the page
+
+.user-select(@select) {
+  -webkit-user-select: @select;
+     -moz-user-select: @select;
+      -ms-user-select: @select; // IE10+
+          user-select: @select;
+}

searx/static/oscar/less/bootstrap/modals.less

@@ -0,0 +1,150 @@
+//
+// Modals
+// --------------------------------------------------
+
+// .modal-open      - body class for killing the scroll
+// .modal           - container to scroll within
+// .modal-dialog    - positioning shell for the actual modal
+// .modal-content   - actual modal w/ bg and corners and shit
+
+// Kill the scroll on the body
+.modal-open {
+  overflow: hidden;
+}
+
+// Container that the modal scrolls within
+.modal {
+  display: none;
+  overflow: hidden;
+  position: fixed;
+  top: 0;
+  right: 0;
+  bottom: 0;
+  left: 0;
+  z-index: @zindex-modal;
+  -webkit-overflow-scrolling: touch;
+
+  // Prevent Chrome on Windows from adding a focus outline. For details, see
+  // https://github.com/twbs/bootstrap/pull/10951.
+  outline: 0;
+
+  // When fading in the modal, animate it to slide down
+  &.fade .modal-dialog {
+    .translate3d(0, -25%, 0);
+    .transition-transform(~"0.3s ease-out");
+  }
+  &.in .modal-dialog { .translate3d(0, 0, 0) }
+}
+.modal-open .modal {
+  overflow-x: hidden;
+  overflow-y: auto;
+}
+
+// Shell div to position the modal with bottom padding
+.modal-dialog {
+  position: relative;
+  width: auto;
+  margin: 10px;
+}
+
+// Actual modal
+.modal-content {
+  position: relative;
+  background-color: @modal-content-bg;
+  border: 1px solid @modal-content-fallback-border-color; //old browsers fallback (ie8 etc)
+  border: 1px solid @modal-content-border-color;
+  border-radius: @border-radius-large;
+  .box-shadow(0 3px 9px rgba(0,0,0,.5));
+  background-clip: padding-box;
+  // Remove focus outline from opened modal
+  outline: 0;
+}
+
+// Modal background
+.modal-backdrop {
+  position: fixed;
+  top: 0;
+  right: 0;
+  bottom: 0;
+  left: 0;
+  z-index: @zindex-modal-background;
+  background-color: @modal-backdrop-bg;
+  // Fade for backdrop
+  &.fade { .opacity(0); }
+  &.in { .opacity(@modal-backdrop-opacity); }
+}
+
+// Modal header
+// Top section of the modal w/ title and dismiss
+.modal-header {
+  padding: @modal-title-padding;
+  border-bottom: 1px solid @modal-header-border-color;
+  min-height: (@modal-title-padding + @modal-title-line-height);
+}
+// Close icon
+.modal-header .close {
+  margin-top: -2px;
+}
+
+// Title text within header
+.modal-title {
+  margin: 0;
+  line-height: @modal-title-line-height;
+}
+
+// Modal body
+// Where all modal content resides (sibling of .modal-header and .modal-footer)
+.modal-body {
+  position: relative;
+  padding: @modal-inner-padding;
+}
+
+// Footer (for actions)
+.modal-footer {
+  padding: @modal-inner-padding;
+  text-align: right; // right align buttons
+  border-top: 1px solid @modal-footer-border-color;
+  &:extend(.clearfix all); // clear it in case folks use .pull-* classes on buttons
+
+  // Properly space out buttons
+  .btn + .btn {
+    margin-left: 5px;
+    margin-bottom: 0; // account for input[type="submit"] which gets the bottom margin like all other inputs
+  }
+  // but override that for button groups
+  .btn-group .btn + .btn {
+    margin-left: -1px;
+  }
+  // and override it for block buttons as well
+  .btn-block + .btn-block {
+    margin-left: 0;
+  }
+}
+
+// Measure scrollbar width for padding body during modal show/hide
+.modal-scrollbar-measure {
+  position: absolute;
+  top: -9999px;
+  width: 50px;
+  height: 50px;
+  overflow: scroll;
+}
+
+// Scale up the modal
+@media (min-width: @screen-sm-min) {
+  // Automatically set modal's width for larger viewports
+  .modal-dialog {
+    width: @modal-md;
+    margin: 30px auto;
+  }
+  .modal-content {
+    .box-shadow(0 5px 15px rgba(0,0,0,.5));
+  }
+
+  // Modal sizes
+  .modal-sm { width: @modal-sm; }
+}
+
+@media (min-width: @screen-md-min) {
+  .modal-lg { width: @modal-lg; }
+}

searx/static/oscar/less/bootstrap/navbar.less

@@ -0,0 +1,655 @@
+//
+// Navbars
+// --------------------------------------------------
+
+
+// Wrapper and base class
+//
+// Provide a static navbar from which we expand to create full-width, fixed, and
+// other navbar variations.
+
+.navbar {
+  position: relative;
+  min-height: @navbar-height; // Ensure a navbar always shows (e.g., without a .navbar-brand in collapsed mode)
+  margin-bottom: @navbar-margin-bottom;
+  border: 1px solid transparent;
+
+  // Prevent floats from breaking the navbar
+  &:extend(.clearfix all);
+
+  @media (min-width: @grid-float-breakpoint) {
+    border-radius: @navbar-border-radius;
+  }
+}
+
+
+// Navbar heading
+//
+// Groups `.navbar-brand` and `.navbar-toggle` into a single component for easy
+// styling of responsive aspects.
+
+.navbar-header {
+  &:extend(.clearfix all);
+
+  @media (min-width: @grid-float-breakpoint) {
+    float: left;
+  }
+}
+
+
+// Navbar collapse (body)
+//
+// Group your navbar content into this for easy collapsing and expanding across
+// various device sizes. By default, this content is collapsed when <768px, but
+// will expand past that for a horizontal display.
+//
+// To start (on mobile devices) the navbar links, forms, and buttons are stacked
+// vertically and include a `max-height` to overflow in case you have too much
+// content for the user's viewport.
+
+.navbar-collapse {
+  overflow-x: visible;
+  padding-right: @navbar-padding-horizontal;
+  padding-left:  @navbar-padding-horizontal;
+  border-top: 1px solid transparent;
+  box-shadow: inset 0 1px 0 rgba(255,255,255,.1);
+  &:extend(.clearfix all);
+  -webkit-overflow-scrolling: touch;
+
+  &.in {
+    overflow-y: auto;
+  }
+
+  @media (min-width: @grid-float-breakpoint) {
+    width: auto;
+    border-top: 0;
+    box-shadow: none;
+
+    &.collapse {
+      display: block !important;
+      height: auto !important;
+      padding-bottom: 0; // Override default setting
+      overflow: visible !important;
+    }
+
+    &.in {
+      overflow-y: visible;
+    }
+
+    // Undo the collapse side padding for navbars with containers to ensure
+    // alignment of right-aligned contents.
+    .navbar-fixed-top &,
+    .navbar-static-top &,
+    .navbar-fixed-bottom & {
+      padding-left: 0;
+      padding-right: 0;
+    }
+  }
+}
+
+.navbar-fixed-top,
+.navbar-fixed-bottom {
+  .navbar-collapse {
+    max-height: @navbar-collapse-max-height;
+
+    @media (max-width: @screen-xs-min) and (orientation: landscape) {
+      max-height: 200px;
+    }
+  }
+}
+
+
+// Both navbar header and collapse
+//
+// When a container is present, change the behavior of the header and collapse.
+
+.container,
+.container-fluid {
+  > .navbar-header,
+  > .navbar-collapse {
+    margin-right: -@navbar-padding-horizontal;
+    margin-left:  -@navbar-padding-horizontal;
+
+    @media (min-width: @grid-float-breakpoint) {
+      margin-right: 0;
+      margin-left:  0;
+    }
+  }
+}
+
+
+//
+// Navbar alignment options
+//
+// Display the navbar across the entirety of the page or fixed it to the top or
+// bottom of the page.
+
+// Static top (unfixed, but 100% wide) navbar
+.navbar-static-top {
+  z-index: @zindex-navbar;
+  border-width: 0 0 1px;
+
+  @media (min-width: @grid-float-breakpoint) {
+    border-radius: 0;
+  }
+}
+
+// Fix the top/bottom navbars when screen real estate supports it
+.navbar-fixed-top,
+.navbar-fixed-bottom {
+  position: fixed;
+  right: 0;
+  left: 0;
+  z-index: @zindex-navbar-fixed;
+  .translate3d(0, 0, 0);
+
+  // Undo the rounded corners
+  @media (min-width: @grid-float-breakpoint) {
+    border-radius: 0;
+  }
+}
+.navbar-fixed-top {
+  top: 0;
+  border-width: 0 0 1px;
+}
+.navbar-fixed-bottom {
+  bottom: 0;
+  margin-bottom: 0; // override .navbar defaults
+  border-width: 1px 0 0;
+}
+
+
+// Brand/project name
+
+.navbar-brand {
+  float: left;
+  padding: @navbar-padding-vertical @navbar-padding-horizontal;
+  font-size: @font-size-large;
+  line-height: @line-height-computed;
+  height: @navbar-height;
+
+  &:hover,
+  &:focus {
+    text-decoration: none;
+  }
+
+  @media (min-width: @grid-float-breakpoint) {
+    .navbar > .container &,
+    .navbar > .container-fluid & {
+      margin-left: -@navbar-padding-horizontal;
+    }
+  }
+}
+
+
+// Navbar toggle
+//
+// Custom button for toggling the `.navbar-collapse`, powered by the collapse
+// JavaScript plugin.
+
+.navbar-toggle {
+  position: relative;
+  float: right;
+  margin-right: @navbar-padding-horizontal;
+  padding: 9px 10px;
+  .navbar-vertical-align(34px);
+  background-color: transparent;
+  background-image: none; // Reset unusual Firefox-on-Android default style; see https://github.com/necolas/normalize.css/issues/214
+  border: 1px solid transparent;
+  border-radius: @border-radius-base;
+
+  // We remove the `outline` here, but later compensate by attaching `:hover`
+  // styles to `:focus`.
+  &:focus {
+    outline: 0;
+  }
+
+  // Bars
+  .icon-bar {
+    display: block;
+    width: 22px;
+    height: 2px;
+    border-radius: 1px;
+  }
+  .icon-bar + .icon-bar {
+    margin-top: 4px;
+  }
+
+  @media (min-width: @grid-float-breakpoint) {
+    display: none;
+  }
+}
+
+
+// Navbar nav links
+//
+// Builds on top of the `.nav` components with its own modifier class to make
+// the nav the full height of the horizontal nav (above 768px).
+
+.navbar-nav {
+  margin: (@navbar-padding-vertical / 2) -@navbar-padding-horizontal;
+
+  > li > a {
+    padding-top:    10px;
+    padding-bottom: 10px;
+    line-height: @line-height-computed;
+  }
+
+  @media (max-width: @grid-float-breakpoint-max) {
+    // Dropdowns get custom display when collapsed
+    .open .dropdown-menu {
+      position: static;
+      float: none;
+      width: auto;
+      margin-top: 0;
+      background-color: transparent;
+      border: 0;
+      box-shadow: none;
+      > li > a,
+      .dropdown-header {
+        padding: 5px 15px 5px 25px;
+      }
+      > li > a {
+        line-height: @line-height-computed;
+        &:hover,
+        &:focus {
+          background-image: none;
+        }
+      }
+    }
+  }
+
+  // Uncollapse the nav
+  @media (min-width: @grid-float-breakpoint) {
+    float: left;
+    margin: 0;
+
+    > li {
+      float: left;
+      > a {
+        padding-top:    @navbar-padding-vertical;
+        padding-bottom: @navbar-padding-vertical;
+      }
+    }
+
+    &.navbar-right:last-child {
+      margin-right: -@navbar-padding-horizontal;
+    }
+  }
+}
+
+
+// Component alignment
+//
+// Repurpose the pull utilities as their own navbar utilities to avoid specificity
+// issues with parents and chaining. Only do this when the navbar is uncollapsed
+// though so that navbar contents properly stack and align in mobile.
+
+@media (min-width: @grid-float-breakpoint) {
+  .navbar-left  { .pull-left(); }
+  .navbar-right { .pull-right(); }
+}
+
+
+// Navbar form
+//
+// Extension of the `.form-inline` with some extra flavor for optimum display in
+// our navbars.
+
+.navbar-form {
+  margin-left: -@navbar-padding-horizontal;
+  margin-right: -@navbar-padding-horizontal;
+  padding: 10px @navbar-padding-horizontal;
+  border-top: 1px solid transparent;
+  border-bottom: 1px solid transparent;
+  @shadow: inset 0 1px 0 rgba(255,255,255,.1), 0 1px 0 rgba(255,255,255,.1);
+  .box-shadow(@shadow);
+
+  // Mixin behavior for optimum display
+  .form-inline();
+
+  .form-group {
+    @media (max-width: @grid-float-breakpoint-max) {
+      margin-bottom: 5px;
+    }
+  }
+
+  // Vertically center in expanded, horizontal navbar
+  .navbar-vertical-align(@input-height-base);
+
+  // Undo 100% width for pull classes
+  @media (min-width: @grid-float-breakpoint) {
+    width: auto;
+    border: 0;
+    margin-left: 0;
+    margin-right: 0;
+    padding-top: 0;
+    padding-bottom: 0;
+    .box-shadow(none);
+
+    // Outdent the form if last child to line up with content down the page
+    &.navbar-right:last-child {
+      margin-right: -@navbar-padding-horizontal;
+    }
+  }
+}
+
+
+// Dropdown menus
+
+// Menu position and menu carets
+.navbar-nav > li > .dropdown-menu {
+  margin-top: 0;
+  .border-top-radius(0);
+}
+// Menu position and menu caret support for dropups via extra dropup class
+.navbar-fixed-bottom .navbar-nav > li > .dropdown-menu {
+  .border-bottom-radius(0);
+}
+
+
+// Buttons in navbars
+//
+// Vertically center a button within a navbar (when *not* in a form).
+
+.navbar-btn {
+  .navbar-vertical-align(@input-height-base);
+
+  &.btn-sm {
+    .navbar-vertical-align(@input-height-small);
+  }
+  &.btn-xs {
+    .navbar-vertical-align(22);
+  }
+}
+
+
+// Text in navbars
+//
+// Add a class to make any element properly align itself vertically within the navbars.
+
+.navbar-text {
+  .navbar-vertical-align(@line-height-computed);
+
+  @media (min-width: @grid-float-breakpoint) {
+    float: left;
+    margin-left: @navbar-padding-horizontal;
+    margin-right: @navbar-padding-horizontal;
+
+    // Outdent the form if last child to line up with content down the page
+    &.navbar-right:last-child {
+      margin-right: 0;
+    }
+  }
+}
+
+// Alternate navbars
+// --------------------------------------------------
+
+// Default navbar
+.navbar-default {
+  background-color: @navbar-default-bg;
+  border-color: @navbar-default-border;
+
+  .navbar-brand {
+    color: @navbar-default-brand-color;
+    &:hover,
+    &:focus {
+      color: @navbar-default-brand-hover-color;
+      background-color: @navbar-default-brand-hover-bg;
+    }
+  }
+
+  .navbar-text {
+    color: @navbar-default-color;
+  }
+
+  .navbar-nav {
+    > li > a {
+      color: @navbar-default-link-color;
+
+      &:hover,
+      &:focus {
+        color: @navbar-default-link-hover-color;
+        background-color: @navbar-default-link-hover-bg;
+      }
+    }
+    > .active > a {
+      &,
+      &:hover,
+      &:focus {
+        color: @navbar-default-link-active-color;
+        background-color: @navbar-default-link-active-bg;
+      }
+    }
+    > .disabled > a {
+      &,
+      &:hover,
+      &:focus {
+        color: @navbar-default-link-disabled-color;
+        background-color: @navbar-default-link-disabled-bg;
+      }
+    }
+  }
+
+  .navbar-toggle {
+    border-color: @navbar-default-toggle-border-color;
+    &:hover,
+    &:focus {
+      background-color: @navbar-default-toggle-hover-bg;
+    }
+    .icon-bar {
+      background-color: @navbar-default-toggle-icon-bar-bg;
+    }
+  }
+
+  .navbar-collapse,
+  .navbar-form {
+    border-color: @navbar-default-border;
+  }
+
+  // Dropdown menu items
+  .navbar-nav {
+    // Remove background color from open dropdown
+    > .open > a {
+      &,
+      &:hover,
+      &:focus {
+        background-color: @navbar-default-link-active-bg;
+        color: @navbar-default-link-active-color;
+      }
+    }
+
+    @media (max-width: @grid-float-breakpoint-max) {
+      // Dropdowns get custom display when collapsed
+      .open .dropdown-menu {
+        > li > a {
+          color: @navbar-default-link-color;
+          &:hover,
+          &:focus {
+            color: @navbar-default-link-hover-color;
+            background-color: @navbar-default-link-hover-bg;
+          }
+        }
+        > .active > a {
+          &,
+          &:hover,
+          &:focus {
+            color: @navbar-default-link-active-color;
+            background-color: @navbar-default-link-active-bg;
+          }
+        }
+        > .disabled > a {
+          &,
+          &:hover,
+          &:focus {
+            color: @navbar-default-link-disabled-color;
+            background-color: @navbar-default-link-disabled-bg;
+          }
+        }
+      }
+    }
+  }
+
+
+  // Links in navbars
+  //
+  // Add a class to ensure links outside the navbar nav are colored correctly.
+
+  .navbar-link {
+    color: @navbar-default-link-color;
+    &:hover {
+      color: @navbar-default-link-hover-color;
+    }
+  }
+
+  .btn-link {
+    color: @navbar-default-link-color;
+    &:hover,
+    &:focus {
+      color: @navbar-default-link-hover-color;
+    }
+    &[disabled],
+    fieldset[disabled] & {
+      &:hover,
+      &:focus {
+        color: @navbar-default-link-disabled-color;
+      }
+    }
+  }
+}
+
+// Inverse navbar
+
+.navbar-inverse {
+  background-color: @navbar-inverse-bg;
+  border-color: @navbar-inverse-border;
+
+  .navbar-brand {
+    color: @navbar-inverse-brand-color;
+    &:hover,
+    &:focus {
+      color: @navbar-inverse-brand-hover-color;
+      background-color: @navbar-inverse-brand-hover-bg;
+    }
+  }
+
+  .navbar-text {
+    color: @navbar-inverse-color;
+  }
+
+  .navbar-nav {
+    > li > a {
+      color: @navbar-inverse-link-color;
+
+      &:hover,
+      &:focus {
+        color: @navbar-inverse-link-hover-color;
+        background-color: @navbar-inverse-link-hover-bg;
+      }
+    }
+    > .active > a {
+      &,
+      &:hover,
+      &:focus {
+        color: @navbar-inverse-link-active-color;
+        background-color: @navbar-inverse-link-active-bg;
+      }
+    }
+    > .disabled > a {
+      &,
+      &:hover,
+      &:focus {
+        color: @navbar-inverse-link-disabled-color;
+        background-color: @navbar-inverse-link-disabled-bg;
+      }
+    }
+  }
+
+  // Darken the responsive nav toggle
+  .navbar-toggle {
+    border-color: @navbar-inverse-toggle-border-color;
+    &:hover,
+    &:focus {
+      background-color: @navbar-inverse-toggle-hover-bg;
+    }
+    .icon-bar {
+      background-color: @navbar-inverse-toggle-icon-bar-bg;
+    }
+  }
+
+  .navbar-collapse,
+  .navbar-form {
+    border-color: darken(@navbar-inverse-bg, 7%);
+  }
+
+  // Dropdowns
+  .navbar-nav {
+    > .open > a {
+      &,
+      &:hover,
+      &:focus {
+        background-color: @navbar-inverse-link-active-bg;
+        color: @navbar-inverse-link-active-color;
+      }
+    }
+
+    @media (max-width: @grid-float-breakpoint-max) {
+      // Dropdowns get custom display
+      .open .dropdown-menu {
+        > .dropdown-header {
+          border-color: @navbar-inverse-border;
+        }
+        .divider {
+          background-color: @navbar-inverse-border;
+        }
+        > li > a {
+          color: @navbar-inverse-link-color;
+          &:hover,
+          &:focus {
+            color: @navbar-inverse-link-hover-color;
+            background-color: @navbar-inverse-link-hover-bg;
+          }
+        }
+        > .active > a {
+          &,
+          &:hover,
+          &:focus {
+            color: @navbar-inverse-link-active-color;
+            background-color: @navbar-inverse-link-active-bg;
+          }
+        }
+        > .disabled > a {
+          &,
+          &:hover,
+          &:focus {
+            color: @navbar-inverse-link-disabled-color;
+            background-color: @navbar-inverse-link-disabled-bg;
+          }
+        }
+      }
+    }
+  }
+
+  .navbar-link {
+    color: @navbar-inverse-link-color;
+    &:hover {
+      color: @navbar-inverse-link-hover-color;
+    }
+  }
+
+  .btn-link {
+    color: @navbar-inverse-link-color;
+    &:hover,
+    &:focus {
+      color: @navbar-inverse-link-hover-color;
+    }
+    &[disabled],
+    fieldset[disabled] & {
+      &:hover,
+      &:focus {
+        color: @navbar-inverse-link-disabled-color;
+      }
+    }
+  }
+}

searx/static/oscar/less/bootstrap/navs.less

@@ -0,0 +1,242 @@
+//
+// Navs
+// --------------------------------------------------
+
+
+// Base class
+// --------------------------------------------------
+
+.nav {
+  margin-bottom: 0;
+  padding-left: 0; // Override default ul/ol
+  list-style: none;
+  &:extend(.clearfix all);
+
+  > li {
+    position: relative;
+    display: block;
+
+    > a {
+      position: relative;
+      display: block;
+      padding: @nav-link-padding;
+      &:hover,
+      &:focus {
+        text-decoration: none;
+        background-color: @nav-link-hover-bg;
+      }
+    }
+
+    // Disabled state sets text to gray and nukes hover/tab effects
+    &.disabled > a {
+      color: @nav-disabled-link-color;
+
+      &:hover,
+      &:focus {
+        color: @nav-disabled-link-hover-color;
+        text-decoration: none;
+        background-color: transparent;
+        cursor: not-allowed;
+      }
+    }
+  }
+
+  // Open dropdowns
+  .open > a {
+    &,
+    &:hover,
+    &:focus {
+      background-color: @nav-link-hover-bg;
+      border-color: @link-color;
+    }
+  }
+
+  // Nav dividers (deprecated with v3.0.1)
+  //
+  // This should have been removed in v3 with the dropping of `.nav-list`, but
+  // we missed it. We don't currently support this anywhere, but in the interest
+  // of maintaining backward compatibility in case you use it, it's deprecated.
+  .nav-divider {
+    .nav-divider();
+  }
+
+  // Prevent IE8 from misplacing imgs
+  //
+  // See https://github.com/h5bp/html5-boilerplate/issues/984#issuecomment-3985989
+  > li > a > img {
+    max-width: none;
+  }
+}
+
+
+// Tabs
+// -------------------------
+
+// Give the tabs something to sit on
+.nav-tabs {
+  border-bottom: 1px solid @nav-tabs-border-color;
+  > li {
+    float: left;
+    // Make the list-items overlay the bottom border
+    margin-bottom: -1px;
+
+    // Actual tabs (as links)
+    > a {
+      margin-right: 2px;
+      line-height: @line-height-base;
+      border: 1px solid transparent;
+      border-radius: @border-radius-base @border-radius-base 0 0;
+      &:hover {
+        border-color: @nav-tabs-link-hover-border-color @nav-tabs-link-hover-border-color @nav-tabs-border-color;
+      }
+    }
+
+    // Active state, and its :hover to override normal :hover
+    &.active > a {
+      &,
+      &:hover,
+      &:focus {
+        color: @nav-tabs-active-link-hover-color;
+        background-color: @nav-tabs-active-link-hover-bg;
+        border: 1px solid @nav-tabs-active-link-hover-border-color;
+        border-bottom-color: transparent;
+        cursor: default;
+      }
+    }
+  }
+  // pulling this in mainly for less shorthand
+  &.nav-justified {
+    .nav-justified();
+    .nav-tabs-justified();
+  }
+}
+
+
+// Pills
+// -------------------------
+.nav-pills {
+  > li {
+    float: left;
+
+    // Links rendered as pills
+    > a {
+      border-radius: @nav-pills-border-radius;
+    }
+    + li {
+      margin-left: 2px;
+    }
+
+    // Active state
+    &.active > a {
+      &,
+      &:hover,
+      &:focus {
+        color: @nav-pills-active-link-hover-color;
+        background-color: @nav-pills-active-link-hover-bg;
+      }
+    }
+  }
+}
+
+
+// Stacked pills
+.nav-stacked {
+  > li {
+    float: none;
+    + li {
+      margin-top: 2px;
+      margin-left: 0; // no need for this gap between nav items
+    }
+  }
+}
+
+
+// Nav variations
+// --------------------------------------------------
+
+// Justified nav links
+// -------------------------
+
+.nav-justified {
+  width: 100%;
+
+  > li {
+    float: none;
+    > a {
+      text-align: center;
+      margin-bottom: 5px;
+    }
+  }
+
+  > .dropdown .dropdown-menu {
+    top: auto;
+    left: auto;
+  }
+
+  @media (min-width: @screen-sm-min) {
+    > li {
+      display: table-cell;
+      width: 1%;
+      > a {
+        margin-bottom: 0;
+      }
+    }
+  }
+}
+
+// Move borders to anchors instead of bottom of list
+//
+// Mixin for adding on top the shared `.nav-justified` styles for our tabs
+.nav-tabs-justified {
+  border-bottom: 0;
+
+  > li > a {
+    // Override margin from .nav-tabs
+    margin-right: 0;
+    border-radius: @border-radius-base;
+  }
+
+  > .active > a,
+  > .active > a:hover,
+  > .active > a:focus {
+    border: 1px solid @nav-tabs-justified-link-border-color;
+  }
+
+  @media (min-width: @screen-sm-min) {
+    > li > a {
+      border-bottom: 1px solid @nav-tabs-justified-link-border-color;
+      border-radius: @border-radius-base @border-radius-base 0 0;
+    }
+    > .active > a,
+    > .active > a:hover,
+    > .active > a:focus {
+      border-bottom-color: @nav-tabs-justified-active-link-border-color;
+    }
+  }
+}
+
+
+// Tabbable tabs
+// -------------------------
+
+// Hide tabbable panes to start, show them when `.active`
+.tab-content {
+  > .tab-pane {
+    display: none;
+  }
+  > .active {
+    display: block;
+  }
+}
+
+
+// Dropdowns
+// -------------------------
+
+// Specific dropdowns
+.nav-tabs .dropdown-menu {
+  // make dropdown border overlap tab border
+  margin-top: -1px;
+  // Remove the top rounded corners here since there is a hard edge above the menu
+  .border-top-radius(0);
+}

searx/static/oscar/less/bootstrap/normalize.less

@@ -0,0 +1,425 @@
+/*! normalize.css v3.0.1 | MIT License | git.io/normalize */
+
+//
+// 1. Set default font family to sans-serif.
+// 2. Prevent iOS text size adjust after orientation change, without disabling
+//    user zoom.
+//
+
+html {
+  font-family: sans-serif; // 1
+  -ms-text-size-adjust: 100%; // 2
+  -webkit-text-size-adjust: 100%; // 2
+}
+
+//
+// Remove default margin.
+//
+
+body {
+  margin: 0;
+}
+
+// HTML5 display definitions
+// ==========================================================================
+
+//
+// Correct `block` display not defined for any HTML5 element in IE 8/9.
+// Correct `block` display not defined for `details` or `summary` in IE 10/11 and Firefox.
+// Correct `block` display not defined for `main` in IE 11.
+//
+
+article,
+aside,
+details,
+figcaption,
+figure,
+footer,
+header,
+hgroup,
+main,
+nav,
+section,
+summary {
+  display: block;
+}
+
+//
+// 1. Correct `inline-block` display not defined in IE 8/9.
+// 2. Normalize vertical alignment of `progress` in Chrome, Firefox, and Opera.
+//
+
+audio,
+canvas,
+progress,
+video {
+  display: inline-block; // 1
+  vertical-align: baseline; // 2
+}
+
+//
+// Prevent modern browsers from displaying `audio` without controls.
+// Remove excess height in iOS 5 devices.
+//
+
+audio:not([controls]) {
+  display: none;
+  height: 0;
+}
+
+//
+// Address `[hidden]` styling not present in IE 8/9/10.
+// Hide the `template` element in IE 8/9/11, Safari, and Firefox < 22.
+//
+
+[hidden],
+template {
+  display: none;
+}
+
+// Links
+// ==========================================================================
+
+//
+// Remove the gray background color from active links in IE 10.
+//
+
+a {
+  background: transparent;
+}
+
+//
+// Improve readability when focused and also mouse hovered in all browsers.
+//
+
+a:active,
+a:hover {
+  outline: 0;
+}
+
+// Text-level semantics
+// ==========================================================================
+
+//
+// Address styling not present in IE 8/9/10/11, Safari, and Chrome.
+//
+
+abbr[title] {
+  border-bottom: 1px dotted;
+}
+
+//
+// Address style set to `bolder` in Firefox 4+, Safari, and Chrome.
+//
+
+b,
+strong {
+  font-weight: bold;
+}
+
+//
+// Address styling not present in Safari and Chrome.
+//
+
+dfn {
+  font-style: italic;
+}
+
+//
+// Address variable `h1` font-size and margin within `section` and `article`
+// contexts in Firefox 4+, Safari, and Chrome.
+//
+
+h1 {
+  font-size: 2em;
+  margin: 0.67em 0;
+}
+
+//
+// Address styling not present in IE 8/9.
+//
+
+mark {
+  background: #ff0;
+  color: #000;
+}
+
+//
+// Address inconsistent and variable font size in all browsers.
+//
+
+small {
+  font-size: 80%;
+}
+
+//
+// Prevent `sub` and `sup` affecting `line-height` in all browsers.
+//
+
+sub,
+sup {
+  font-size: 75%;
+  line-height: 0;
+  position: relative;
+  vertical-align: baseline;
+}
+
+sup {
+  top: -0.5em;
+}
+
+sub {
+  bottom: -0.25em;
+}
+
+// Embedded content
+// ==========================================================================
+
+//
+// Remove border when inside `a` element in IE 8/9/10.
+//
+
+img {
+  border: 0;
+}
+
+//
+// Correct overflow not hidden in IE 9/10/11.
+//
+
+svg:not(:root) {
+  overflow: hidden;
+}
+
+// Grouping content
+// ==========================================================================
+
+//
+// Address margin not present in IE 8/9 and Safari.
+//
+
+figure {
+  margin: 1em 40px;
+}
+
+//
+// Address differences between Firefox and other browsers.
+//
+
+hr {
+  -moz-box-sizing: content-box;
+  box-sizing: content-box;
+  height: 0;
+}
+
+//
+// Contain overflow in all browsers.
+//
+
+pre {
+  overflow: auto;
+}
+
+//
+// Address odd `em`-unit font size rendering in all browsers.
+//
+
+code,
+kbd,
+pre,
+samp {
+  font-family: monospace, monospace;
+  font-size: 1em;
+}
+
+// Forms
+// ==========================================================================
+
+//
+// Known limitation: by default, Chrome and Safari on OS X allow very limited
+// styling of `select`, unless a `border` property is set.
+//
+
+//
+// 1. Correct color not being inherited.
+//    Known issue: affects color of disabled elements.
+// 2. Correct font properties not being inherited.
+// 3. Address margins set differently in Firefox 4+, Safari, and Chrome.
+//
+
+button,
+input,
+optgroup,
+select,
+textarea {
+  color: inherit; // 1
+  font: inherit; // 2
+  margin: 0; // 3
+}
+
+//
+// Address `overflow` set to `hidden` in IE 8/9/10/11.
+//
+
+button {
+  overflow: visible;
+}
+
+//
+// Address inconsistent `text-transform` inheritance for `button` and `select`.
+// All other form control elements do not inherit `text-transform` values.
+// Correct `button` style inheritance in Firefox, IE 8/9/10/11, and Opera.
+// Correct `select` style inheritance in Firefox.
+//
+
+button,
+select {
+  text-transform: none;
+}
+
+//
+// 1. Avoid the WebKit bug in Android 4.0.* where (2) destroys native `audio`
+//    and `video` controls.
+// 2. Correct inability to style clickable `input` types in iOS.
+// 3. Improve usability and consistency of cursor style between image-type
+//    `input` and others.
+//
+
+button,
+html input[type="button"], // 1
+input[type="reset"],
+input[type="submit"] {
+  -webkit-appearance: button; // 2
+  cursor: pointer; // 3
+}
+
+//
+// Re-set default cursor for disabled elements.
+//
+
+button[disabled],
+html input[disabled] {
+  cursor: default;
+}
+
+//
+// Remove inner padding and border in Firefox 4+.
+//
+
+button::-moz-focus-inner,
+input::-moz-focus-inner {
+  border: 0;
+  padding: 0;
+}
+
+//
+// Address Firefox 4+ setting `line-height` on `input` using `!important` in
+// the UA stylesheet.
+//
+
+input {
+  line-height: normal;
+}
+
+//
+// It's recommended that you don't attempt to style these elements.
+// Firefox's implementation doesn't respect box-sizing, padding, or width.
+//
+// 1. Address box sizing set to `content-box` in IE 8/9/10.
+// 2. Remove excess padding in IE 8/9/10.
+//
+
+input[type="checkbox"],
+input[type="radio"] {
+  box-sizing: border-box; // 1
+  padding: 0; // 2
+}
+
+//
+// Fix the cursor style for Chrome's increment/decrement buttons. For certain
+// `font-size` values of the `input`, it causes the cursor style of the
+// decrement button to change from `default` to `text`.
+//
+
+input[type="number"]::-webkit-inner-spin-button,
+input[type="number"]::-webkit-outer-spin-button {
+  height: auto;
+}
+
+//
+// 1. Address `appearance` set to `searchfield` in Safari and Chrome.
+// 2. Address `box-sizing` set to `border-box` in Safari and Chrome
+//    (include `-moz` to future-proof).
+//
+
+input[type="search"] {
+  -webkit-appearance: textfield; // 1
+  -moz-box-sizing: content-box;
+  -webkit-box-sizing: content-box; // 2
+  box-sizing: content-box;
+}
+
+//
+// Remove inner padding and search cancel button in Safari and Chrome on OS X.
+// Safari (but not Chrome) clips the cancel button when the search input has
+// padding (and `textfield` appearance).
+//
+
+input[type="search"]::-webkit-search-cancel-button,
+input[type="search"]::-webkit-search-decoration {
+  -webkit-appearance: none;
+}
+
+//
+// Define consistent border, margin, and padding.
+//
+
+fieldset {
+  border: 1px solid #c0c0c0;
+  margin: 0 2px;
+  padding: 0.35em 0.625em 0.75em;
+}
+
+//
+// 1. Correct `color` not being inherited in IE 8/9/10/11.
+// 2. Remove padding so people aren't caught out if they zero out fieldsets.
+//
+
+legend {
+  border: 0; // 1
+  padding: 0; // 2
+}
+
+//
+// Remove default vertical scrollbar in IE 8/9/10/11.
+//
+
+textarea {
+  overflow: auto;
+}
+
+//
+// Don't inherit the `font-weight` (applied by a rule above).
+// NOTE: the default cannot safely be changed in Chrome and Safari on OS X.
+//
+
+optgroup {
+  font-weight: bold;
+}
+
+// Tables
+// ==========================================================================
+
+//
+// Remove most spacing between table cells.
+//
+
+table {
+  border-collapse: collapse;
+  border-spacing: 0;
+}
+
+td,
+th {
+  padding: 0;
+}

searx/static/oscar/less/bootstrap/pager.less

@@ -0,0 +1,55 @@
+//
+// Pager pagination
+// --------------------------------------------------
+
+
+.pager {
+  padding-left: 0;
+  margin: @line-height-computed 0;
+  list-style: none;
+  text-align: center;
+  &:extend(.clearfix all);
+  li {
+    display: inline;
+    > a,
+    > span {
+      display: inline-block;
+      padding: 5px 14px;
+      background-color: @pager-bg;
+      border: 1px solid @pager-border;
+      border-radius: @pager-border-radius;
+    }
+
+    > a:hover,
+    > a:focus {
+      text-decoration: none;
+      background-color: @pager-hover-bg;
+    }
+  }
+
+  .next {
+    > a,
+    > span {
+      float: right;
+    }
+  }
+
+  .previous {
+    > a,
+    > span {
+      float: left;
+    }
+  }
+
+  .disabled {
+    > a,
+    > a:hover,
+    > a:focus,
+    > span {
+      color: @pager-disabled-color;
+      background-color: @pager-bg;
+      cursor: not-allowed;
+    }
+  }
+
+}

searx/static/oscar/less/bootstrap/pagination.less

@@ -0,0 +1,88 @@
+//
+// Pagination (multiple pages)
+// --------------------------------------------------
+.pagination {
+  display: inline-block;
+  padding-left: 0;
+  margin: @line-height-computed 0;
+  border-radius: @border-radius-base;
+
+  > li {
+    display: inline; // Remove list-style and block-level defaults
+    > a,
+    > span {
+      position: relative;
+      float: left; // Collapse white-space
+      padding: @padding-base-vertical @padding-base-horizontal;
+      line-height: @line-height-base;
+      text-decoration: none;
+      color: @pagination-color;
+      background-color: @pagination-bg;
+      border: 1px solid @pagination-border;
+      margin-left: -1px;
+    }
+    &:first-child {
+      > a,
+      > span {
+        margin-left: 0;
+        .border-left-radius(@border-radius-base);
+      }
+    }
+    &:last-child {
+      > a,
+      > span {
+        .border-right-radius(@border-radius-base);
+      }
+    }
+  }
+
+  > li > a,
+  > li > span {
+    &:hover,
+    &:focus {
+      color: @pagination-hover-color;
+      background-color: @pagination-hover-bg;
+      border-color: @pagination-hover-border;
+    }
+  }
+
+  > .active > a,
+  > .active > span {
+    &,
+    &:hover,
+    &:focus {
+      z-index: 2;
+      color: @pagination-active-color;
+      background-color: @pagination-active-bg;
+      border-color: @pagination-active-border;
+      cursor: default;
+    }
+  }
+
+  > .disabled {
+    > span,
+    > span:hover,
+    > span:focus,
+    > a,
+    > a:hover,
+    > a:focus {
+      color: @pagination-disabled-color;
+      background-color: @pagination-disabled-bg;
+      border-color: @pagination-disabled-border;
+      cursor: not-allowed;
+    }
+  }
+}
+
+// Sizing
+// --------------------------------------------------
+
+// Large
+.pagination-lg {
+  .pagination-size(@padding-large-vertical; @padding-large-horizontal; @font-size-large; @border-radius-large);
+}
+
+// Small
+.pagination-sm {
+  .pagination-size(@padding-small-vertical; @padding-small-horizontal; @font-size-small; @border-radius-small);
+}

searx/static/oscar/less/bootstrap/panels.less

@@ -0,0 +1,243 @@
+//
+// Panels
+// --------------------------------------------------
+
+
+// Base class
+.panel {
+  margin-bottom: @line-height-computed;
+  background-color: @panel-bg;
+  border: 1px solid transparent;
+  border-radius: @panel-border-radius;
+  .box-shadow(0 1px 1px rgba(0,0,0,.05));
+}
+
+// Panel contents
+.panel-body {
+  padding: @panel-body-padding;
+  &:extend(.clearfix all);
+}
+
+// Optional heading
+.panel-heading {
+  padding: @panel-heading-padding;
+  border-bottom: 1px solid transparent;
+  .border-top-radius((@panel-border-radius - 1));
+
+  > .dropdown .dropdown-toggle {
+    color: inherit;
+  }
+}
+
+// Within heading, strip any `h*` tag of its default margins for spacing.
+.panel-title {
+  margin-top: 0;
+  margin-bottom: 0;
+  font-size: ceil((@font-size-base * 1.125));
+  color: inherit;
+
+  > a {
+    color: inherit;
+  }
+}
+
+// Optional footer (stays gray in every modifier class)
+.panel-footer {
+  padding: @panel-footer-padding;
+  background-color: @panel-footer-bg;
+  border-top: 1px solid @panel-inner-border;
+  .border-bottom-radius((@panel-border-radius - 1));
+}
+
+
+// List groups in panels
+//
+// By default, space out list group content from panel headings to account for
+// any kind of custom content between the two.
+
+.panel {
+  > .list-group {
+    margin-bottom: 0;
+
+    .list-group-item {
+      border-width: 1px 0;
+      border-radius: 0;
+    }
+
+    // Add border top radius for first one
+    &:first-child {
+      .list-group-item:first-child {
+        border-top: 0;
+        .border-top-radius((@panel-border-radius - 1));
+      }
+    }
+    // Add border bottom radius for last one
+    &:last-child {
+      .list-group-item:last-child {
+        border-bottom: 0;
+        .border-bottom-radius((@panel-border-radius - 1));
+      }
+    }
+  }
+}
+// Collapse space between when there's no additional content.
+.panel-heading + .list-group {
+  .list-group-item:first-child {
+    border-top-width: 0;
+  }
+}
+.list-group + .panel-footer {
+  border-top-width: 0;
+}
+
+// Tables in panels
+//
+// Place a non-bordered `.table` within a panel (not within a `.panel-body`) and
+// watch it go full width.
+
+.panel {
+  > .table,
+  > .table-responsive > .table,
+  > .panel-collapse > .table {
+    margin-bottom: 0;
+  }
+  // Add border top radius for first one
+  > .table:first-child,
+  > .table-responsive:first-child > .table:first-child {
+    .border-top-radius((@panel-border-radius - 1));
+
+    > thead:first-child,
+    > tbody:first-child {
+      > tr:first-child {
+        td:first-child,
+        th:first-child {
+          border-top-left-radius: (@panel-border-radius - 1);
+        }
+        td:last-child,
+        th:last-child {
+          border-top-right-radius: (@panel-border-radius - 1);
+        }
+      }
+    }
+  }
+  // Add border bottom radius for last one
+  > .table:last-child,
+  > .table-responsive:last-child > .table:last-child {
+    .border-bottom-radius((@panel-border-radius - 1));
+
+    > tbody:last-child,
+    > tfoot:last-child {
+      > tr:last-child {
+        td:first-child,
+        th:first-child {
+          border-bottom-left-radius: (@panel-border-radius - 1);
+        }
+        td:last-child,
+        th:last-child {
+          border-bottom-right-radius: (@panel-border-radius - 1);
+        }
+      }
+    }
+  }
+  > .panel-body + .table,
+  > .panel-body + .table-responsive {
+    border-top: 1px solid @table-border-color;
+  }
+  > .table > tbody:first-child > tr:first-child th,
+  > .table > tbody:first-child > tr:first-child td {
+    border-top: 0;
+  }
+  > .table-bordered,
+  > .table-responsive > .table-bordered {
+    border: 0;
+    > thead,
+    > tbody,
+    > tfoot {
+      > tr {
+        > th:first-child,
+        > td:first-child {
+          border-left: 0;
+        }
+        > th:last-child,
+        > td:last-child {
+          border-right: 0;
+        }
+      }
+    }
+    > thead,
+    > tbody {
+      > tr:first-child {
+        > td,
+        > th {
+          border-bottom: 0;
+        }
+      }
+    }
+    > tbody,
+    > tfoot {
+      > tr:last-child {
+        > td,
+        > th {
+          border-bottom: 0;
+        }
+      }
+    }
+  }
+  > .table-responsive {
+    border: 0;
+    margin-bottom: 0;
+  }
+}
+
+
+// Collapsable panels (aka, accordion)
+//
+// Wrap a series of panels in `.panel-group` to turn them into an accordion with
+// the help of our collapse JavaScript plugin.
+
+.panel-group {
+  margin-bottom: @line-height-computed;
+
+  // Tighten up margin so it's only between panels
+  .panel {
+    margin-bottom: 0;
+    border-radius: @panel-border-radius;
+    + .panel {
+      margin-top: 5px;
+    }
+  }
+
+  .panel-heading {
+    border-bottom: 0;
+    + .panel-collapse > .panel-body {
+      border-top: 1px solid @panel-inner-border;
+    }
+  }
+  .panel-footer {
+    border-top: 0;
+    + .panel-collapse .panel-body {
+      border-bottom: 1px solid @panel-inner-border;
+    }
+  }
+}
+
+
+// Contextual variations
+.panel-default {
+  .panel-variant(@panel-default-border; @panel-default-text; @panel-default-heading-bg; @panel-default-border);
+}
+.panel-primary {
+  .panel-variant(@panel-primary-border; @panel-primary-text; @panel-primary-heading-bg; @panel-primary-border);
+}
+.panel-success {
+  .panel-variant(@panel-success-border; @panel-success-text; @panel-success-heading-bg; @panel-success-border);
+}
+.panel-info {
+  .panel-variant(@panel-info-border; @panel-info-text; @panel-info-heading-bg; @panel-info-border);
+}
+.panel-warning {
+  .panel-variant(@panel-warning-border; @panel-warning-text; @panel-warning-heading-bg; @panel-warning-border);
+}
+.panel-danger {
+  .panel-variant(@panel-danger-border; @panel-danger-text; @panel-danger-heading-bg; @panel-danger-border);
+}

searx/static/oscar/less/bootstrap/popovers.less

@@ -0,0 +1,133 @@
+//
+// Popovers
+// --------------------------------------------------
+
+
+.popover {
+  position: absolute;
+  top: 0;
+  left: 0;
+  z-index: @zindex-popover;
+  display: none;
+  max-width: @popover-max-width;
+  padding: 1px;
+  text-align: left; // Reset given new insertion method
+  background-color: @popover-bg;
+  background-clip: padding-box;
+  border: 1px solid @popover-fallback-border-color;
+  border: 1px solid @popover-border-color;
+  border-radius: @border-radius-large;
+  .box-shadow(0 5px 10px rgba(0,0,0,.2));
+
+  // Overrides for proper insertion
+  white-space: normal;
+
+  // Offset the popover to account for the popover arrow
+  &.top     { margin-top: -@popover-arrow-width; }
+  &.right   { margin-left: @popover-arrow-width; }
+  &.bottom  { margin-top: @popover-arrow-width; }
+  &.left    { margin-left: -@popover-arrow-width; }
+}
+
+.popover-title {
+  margin: 0; // reset heading margin
+  padding: 8px 14px;
+  font-size: @font-size-base;
+  font-weight: normal;
+  line-height: 18px;
+  background-color: @popover-title-bg;
+  border-bottom: 1px solid darken(@popover-title-bg, 5%);
+  border-radius: (@border-radius-large - 1) (@border-radius-large - 1) 0 0;
+}
+
+.popover-content {
+  padding: 9px 14px;
+}
+
+// Arrows
+//
+// .arrow is outer, .arrow:after is inner
+
+.popover > .arrow {
+  &,
+  &:after {
+    position: absolute;
+    display: block;
+    width: 0;
+    height: 0;
+    border-color: transparent;
+    border-style: solid;
+  }
+}
+.popover > .arrow {
+  border-width: @popover-arrow-outer-width;
+}
+.popover > .arrow:after {
+  border-width: @popover-arrow-width;
+  content: "";
+}
+
+.popover {
+  &.top > .arrow {
+    left: 50%;
+    margin-left: -@popover-arrow-outer-width;
+    border-bottom-width: 0;
+    border-top-color: @popover-arrow-outer-fallback-color; // IE8 fallback
+    border-top-color: @popover-arrow-outer-color;
+    bottom: -@popover-arrow-outer-width;
+    &:after {
+      content: " ";
+      bottom: 1px;
+      margin-left: -@popover-arrow-width;
+      border-bottom-width: 0;
+      border-top-color: @popover-arrow-color;
+    }
+  }
+  &.right > .arrow {
+    top: 50%;
+    left: -@popover-arrow-outer-width;
+    margin-top: -@popover-arrow-outer-width;
+    border-left-width: 0;
+    border-right-color: @popover-arrow-outer-fallback-color; // IE8 fallback
+    border-right-color: @popover-arrow-outer-color;
+    &:after {
+      content: " ";
+      left: 1px;
+      bottom: -@popover-arrow-width;
+      border-left-width: 0;
+      border-right-color: @popover-arrow-color;
+    }
+  }
+  &.bottom > .arrow {
+    left: 50%;
+    margin-left: -@popover-arrow-outer-width;
+    border-top-width: 0;
+    border-bottom-color: @popover-arrow-outer-fallback-color; // IE8 fallback
+    border-bottom-color: @popover-arrow-outer-color;
+    top: -@popover-arrow-outer-width;
+    &:after {
+      content: " ";
+      top: 1px;
+      margin-left: -@popover-arrow-width;
+      border-top-width: 0;
+      border-bottom-color: @popover-arrow-color;
+    }
+  }
+
+  &.left > .arrow {
+    top: 50%;
+    right: -@popover-arrow-outer-width;
+    margin-top: -@popover-arrow-outer-width;
+    border-right-width: 0;
+    border-left-color: @popover-arrow-outer-fallback-color; // IE8 fallback
+    border-left-color: @popover-arrow-outer-color;
+    &:after {
+      content: " ";
+      right: 1px;
+      border-right-width: 0;
+      border-left-color: @popover-arrow-color;
+      bottom: -@popover-arrow-width;
+    }
+  }
+
+}

searx/static/oscar/less/bootstrap/print.less

@@ -0,0 +1,101 @@
+//
+// Basic print styles
+// --------------------------------------------------
+// Source: https://github.com/h5bp/html5-boilerplate/blob/master/css/main.css
+
+@media print {
+
+  * {
+    text-shadow: none !important;
+    color: #000 !important; // Black prints faster: h5bp.com/s
+    background: transparent !important;
+    box-shadow: none !important;
+  }
+
+  a,
+  a:visited {
+    text-decoration: underline;
+  }
+
+  a[href]:after {
+    content: " (" attr(href) ")";
+  }
+
+  abbr[title]:after {
+    content: " (" attr(title) ")";
+  }
+
+  // Don't show links for images, or javascript/internal links
+  a[href^="javascript:"]:after,
+  a[href^="#"]:after {
+    content: "";
+  }
+
+  pre,
+  blockquote {
+    border: 1px solid #999;
+    page-break-inside: avoid;
+  }
+
+  thead {
+    display: table-header-group; // h5bp.com/t
+  }
+
+  tr,
+  img {
+    page-break-inside: avoid;
+  }
+
+  img {
+    max-width: 100% !important;
+  }
+
+  p,
+  h2,
+  h3 {
+    orphans: 3;
+    widows: 3;
+  }
+
+  h2,
+  h3 {
+    page-break-after: avoid;
+  }
+
+  // Chrome (OSX) fix for https://github.com/twbs/bootstrap/issues/11245
+  // Once fixed, we can just straight up remove this.
+  select {
+    background: #fff !important;
+  }
+
+  // Bootstrap components
+  .navbar {
+    display: none;
+  }
+  .table {
+    td,
+    th {
+      background-color: #fff !important;
+    }
+  }
+  .btn,
+  .dropup > .btn {
+    > .caret {
+      border-top-color: #000 !important;
+    }
+  }
+  .label {
+    border: 1px solid #000;
+  }
+
+  .table {
+    border-collapse: collapse !important;
+  }
+  .table-bordered {
+    th,
+    td {
+      border: 1px solid #ddd !important;
+    }
+  }
+
+}

searx/static/oscar/less/bootstrap/progress-bars.less

@@ -0,0 +1,105 @@
+//
+// Progress bars
+// --------------------------------------------------
+
+
+// Bar animations
+// -------------------------
+
+// WebKit
+@-webkit-keyframes progress-bar-stripes {
+  from  { background-position: 40px 0; }
+  to    { background-position: 0 0; }
+}
+
+// Spec and IE10+
+@keyframes progress-bar-stripes {
+  from  { background-position: 40px 0; }
+  to    { background-position: 0 0; }
+}
+
+
+
+// Bar itself
+// -------------------------
+
+// Outer container
+.progress {
+  overflow: hidden;
+  height: @line-height-computed;
+  margin-bottom: @line-height-computed;
+  background-color: @progress-bg;
+  border-radius: @border-radius-base;
+  .box-shadow(inset 0 1px 2px rgba(0,0,0,.1));
+}
+
+// Bar of progress
+.progress-bar {
+  float: left;
+  width: 0%;
+  height: 100%;
+  font-size: @font-size-small;
+  line-height: @line-height-computed;
+  color: @progress-bar-color;
+  text-align: center;
+  background-color: @progress-bar-bg;
+  .box-shadow(inset 0 -1px 0 rgba(0,0,0,.15));
+  .transition(width .6s ease);
+}
+
+// Striped bars
+//
+// `.progress-striped .progress-bar` is deprecated as of v3.2.0 in favor of the
+// `.progress-bar-striped` class, which you just add to an existing
+// `.progress-bar`.
+.progress-striped .progress-bar,
+.progress-bar-striped {
+  #gradient > .striped();
+  background-size: 40px 40px;
+}
+
+// Call animation for the active one
+//
+// `.progress.active .progress-bar` is deprecated as of v3.2.0 in favor of the
+// `.progress-bar.active` approach.
+.progress.active .progress-bar,
+.progress-bar.active {
+  .animation(progress-bar-stripes 2s linear infinite);
+}
+
+// Account for lower percentages
+.progress-bar {
+  &[aria-valuenow="1"],
+  &[aria-valuenow="2"] {
+    min-width: 30px;
+  }
+
+  &[aria-valuenow="0"] {
+    color: @gray-light;
+    min-width: 30px;
+    background-color: transparent;
+    background-image: none;
+    box-shadow: none;
+  }
+}
+
+
+
+// Variations
+// -------------------------
+
+.progress-bar-success {
+  .progress-bar-variant(@progress-bar-success-bg);
+}
+
+.progress-bar-info {
+  .progress-bar-variant(@progress-bar-info-bg);
+}
+
+.progress-bar-warning {
+  .progress-bar-variant(@progress-bar-warning-bg);
+}
+
+.progress-bar-danger {
+  .progress-bar-variant(@progress-bar-danger-bg);
+}

searx/static/oscar/less/bootstrap/responsive-embed.less

@@ -0,0 +1,34 @@
+// Embeds responsive
+//
+// Credit: Nicolas Gallagher and SUIT CSS.
+
+.embed-responsive {
+  position: relative;
+  display: block;
+  height: 0;
+  padding: 0;
+  overflow: hidden;
+
+  .embed-responsive-item,
+  iframe,
+  embed,
+  object {
+    position: absolute;
+    top: 0;
+    left: 0;
+    bottom: 0;
+    height: 100%;
+    width: 100%;
+    border: 0;
+  }
+
+  // Modifier class for 16:9 aspect ratio
+  &.embed-responsive-16by9 {
+    padding-bottom: 56.25%;
+  }
+
+  // Modifier class for 4:3 aspect ratio
+  &.embed-responsive-4by3 {
+    padding-bottom: 75%;
+  }
+}

searx/static/oscar/less/bootstrap/responsive-utilities.less

@@ -0,0 +1,194 @@
+//
+// Responsive: Utility classes
+// --------------------------------------------------
+
+
+// IE10 in Windows (Phone) 8
+//
+// Support for responsive views via media queries is kind of borked in IE10, for
+// Surface/desktop in split view and for Windows Phone 8. This particular fix
+// must be accompanied by a snippet of JavaScript to sniff the user agent and
+// apply some conditional CSS to *only* the Surface/desktop Windows 8. Look at
+// our Getting Started page for more information on this bug.
+//
+// For more information, see the following:
+//
+// Issue: https://github.com/twbs/bootstrap/issues/10497
+// Docs: http://getbootstrap.com/getting-started/#support-ie10-width
+// Source: http://timkadlec.com/2013/01/windows-phone-8-and-device-width/
+// Source: http://timkadlec.com/2012/10/ie10-snap-mode-and-responsive-design/
+
+@-ms-viewport {
+  width: device-width;
+}
+
+
+// Visibility utilities
+// Note: Deprecated .visible-xs, .visible-sm, .visible-md, and .visible-lg as of v3.2.0
+.visible-xs,
+.visible-sm,
+.visible-md,
+.visible-lg {
+  .responsive-invisibility();
+}
+
+.visible-xs-block,
+.visible-xs-inline,
+.visible-xs-inline-block,
+.visible-sm-block,
+.visible-sm-inline,
+.visible-sm-inline-block,
+.visible-md-block,
+.visible-md-inline,
+.visible-md-inline-block,
+.visible-lg-block,
+.visible-lg-inline,
+.visible-lg-inline-block {
+  display: none !important;
+}
+
+.visible-xs {
+  @media (max-width: @screen-xs-max) {
+    .responsive-visibility();
+  }
+}
+.visible-xs-block {
+  @media (max-width: @screen-xs-max) {
+    display: block !important;
+  }
+}
+.visible-xs-inline {
+  @media (max-width: @screen-xs-max) {
+    display: inline !important;
+  }
+}
+.visible-xs-inline-block {
+  @media (max-width: @screen-xs-max) {
+    display: inline-block !important;
+  }
+}
+
+.visible-sm {
+  @media (min-width: @screen-sm-min) and (max-width: @screen-sm-max) {
+    .responsive-visibility();
+  }
+}
+.visible-sm-block {
+  @media (min-width: @screen-sm-min) and (max-width: @screen-sm-max) {
+    display: block !important;
+  }
+}
+.visible-sm-inline {
+  @media (min-width: @screen-sm-min) and (max-width: @screen-sm-max) {
+    display: inline !important;
+  }
+}
+.visible-sm-inline-block {
+  @media (min-width: @screen-sm-min) and (max-width: @screen-sm-max) {
+    display: inline-block !important;
+  }
+}
+
+.visible-md {
+  @media (min-width: @screen-md-min) and (max-width: @screen-md-max) {
+    .responsive-visibility();
+  }
+}
+.visible-md-block {
+  @media (min-width: @screen-md-min) and (max-width: @screen-md-max) {
+    display: block !important;
+  }
+}
+.visible-md-inline {
+  @media (min-width: @screen-md-min) and (max-width: @screen-md-max) {
+    display: inline !important;
+  }
+}
+.visible-md-inline-block {
+  @media (min-width: @screen-md-min) and (max-width: @screen-md-max) {
+    display: inline-block !important;
+  }
+}
+
+.visible-lg {
+  @media (min-width: @screen-lg-min) {
+    .responsive-visibility();
+  }
+}
+.visible-lg-block {
+  @media (min-width: @screen-lg-min) {
+    display: block !important;
+  }
+}
+.visible-lg-inline {
+  @media (min-width: @screen-lg-min) {
+    display: inline !important;
+  }
+}
+.visible-lg-inline-block {
+  @media (min-width: @screen-lg-min) {
+    display: inline-block !important;
+  }
+}
+
+.hidden-xs {
+  @media (max-width: @screen-xs-max) {
+    .responsive-invisibility();
+  }
+}
+.hidden-sm {
+  @media (min-width: @screen-sm-min) and (max-width: @screen-sm-max) {
+    .responsive-invisibility();
+  }
+}
+.hidden-md {
+  @media (min-width: @screen-md-min) and (max-width: @screen-md-max) {
+    .responsive-invisibility();
+  }
+}
+.hidden-lg {
+  @media (min-width: @screen-lg-min) {
+    .responsive-invisibility();
+  }
+}
+
+
+// Print utilities
+//
+// Media queries are placed on the inside to be mixin-friendly.
+
+// Note: Deprecated .visible-print as of v3.2.0
+.visible-print {
+  .responsive-invisibility();
+
+  @media print {
+    .responsive-visibility();
+  }
+}
+.visible-print-block {
+  display: none !important;
+
+  @media print {
+    display: block !important;
+  }
+}
+.visible-print-inline {
+  display: none !important;
+
+  @media print {
+    display: inline !important;
+  }
+}
+.visible-print-inline-block {
+  display: none !important;
+
+  @media print {
+    display: inline-block !important;
+  }
+}
+
+.hidden-print {
+  @media print {
+    .responsive-invisibility();
+  }
+}

searx/static/oscar/less/bootstrap/scaffolding.less

@@ -0,0 +1,150 @@
+//
+// Scaffolding
+// --------------------------------------------------
+
+
+// Reset the box-sizing
+//
+// Heads up! This reset may cause conflicts with some third-party widgets.
+// For recommendations on resolving such conflicts, see
+// http://getbootstrap.com/getting-started/#third-box-sizing
+* {
+  .box-sizing(border-box);
+}
+*:before,
+*:after {
+  .box-sizing(border-box);
+}
+
+
+// Body reset
+
+html {
+  font-size: 10px;
+  -webkit-tap-highlight-color: rgba(0,0,0,0);
+}
+
+body {
+  font-family: @font-family-base;
+  font-size: @font-size-base;
+  line-height: @line-height-base;
+  color: @text-color;
+  background-color: @body-bg;
+}
+
+// Reset fonts for relevant elements
+input,
+button,
+select,
+textarea {
+  font-family: inherit;
+  font-size: inherit;
+  line-height: inherit;
+}
+
+
+// Links
+
+a {
+  color: @link-color;
+  text-decoration: none;
+
+  &:hover,
+  &:focus {
+    color: @link-hover-color;
+    text-decoration: underline;
+  }
+
+  &:focus {
+    .tab-focus();
+  }
+}
+
+
+// Figures
+//
+// We reset this here because previously Normalize had no `figure` margins. This
+// ensures we don't break anyone's use of the element.
+
+figure {
+  margin: 0;
+}
+
+
+// Images
+
+img {
+  vertical-align: middle;
+}
+
+// Responsive images (ensure images don't scale beyond their parents)
+.img-responsive {
+  .img-responsive();
+}
+
+// Rounded corners
+.img-rounded {
+  border-radius: @border-radius-large;
+}
+
+// Image thumbnails
+//
+// Heads up! This is mixin-ed into thumbnails.less for `.thumbnail`.
+.img-thumbnail {
+  padding: @thumbnail-padding;
+  line-height: @line-height-base;
+  background-color: @thumbnail-bg;
+  border: 1px solid @thumbnail-border;
+  border-radius: @thumbnail-border-radius;
+  .transition(all .2s ease-in-out);
+
+  // Keep them at most 100% wide
+  .img-responsive(inline-block);
+}
+
+// Perfect circle
+.img-circle {
+  border-radius: 50%; // set radius in percents
+}
+
+
+// Horizontal rules
+
+hr {
+  margin-top:    @line-height-computed;
+  margin-bottom: @line-height-computed;
+  border: 0;
+  border-top: 1px solid @hr-border;
+}
+
+
+// Only display content to screen readers
+//
+// See: http://a11yproject.com/posts/how-to-hide-content/
+
+.sr-only {
+  position: absolute;
+  width: 1px;
+  height: 1px;
+  margin: -1px;
+  padding: 0;
+  overflow: hidden;
+  clip: rect(0,0,0,0);
+  border: 0;
+}
+
+// Use in conjunction with .sr-only to only display content when it's focused.
+// Useful for "Skip to main content" links; see http://www.w3.org/TR/2013/NOTE-WCAG20-TECHS-20130905/G1
+// Credit: HTML5 Boilerplate
+
+.sr-only-focusable {
+  &:active,
+  &:focus {
+    position: static;
+    width: auto;
+    height: auto;
+    margin: 0;
+    overflow: visible;
+    clip: auto;
+  }
+}

searx/static/oscar/less/bootstrap/tables.less

@@ -0,0 +1,233 @@
+//
+// Tables
+// --------------------------------------------------
+
+
+table {
+  background-color: @table-bg;
+}
+th {
+  text-align: left;
+}
+
+
+// Baseline styles
+
+.table {
+  width: 100%;
+  max-width: 100%;
+  margin-bottom: @line-height-computed;
+  // Cells
+  > thead,
+  > tbody,
+  > tfoot {
+    > tr {
+      > th,
+      > td {
+        padding: @table-cell-padding;
+        line-height: @line-height-base;
+        vertical-align: top;
+        border-top: 1px solid @table-border-color;
+      }
+    }
+  }
+  // Bottom align for column headings
+  > thead > tr > th {
+    vertical-align: bottom;
+    border-bottom: 2px solid @table-border-color;
+  }
+  // Remove top border from thead by default
+  > caption + thead,
+  > colgroup + thead,
+  > thead:first-child {
+    > tr:first-child {
+      > th,
+      > td {
+        border-top: 0;
+      }
+    }
+  }
+  // Account for multiple tbody instances
+  > tbody + tbody {
+    border-top: 2px solid @table-border-color;
+  }
+
+  // Nesting
+  .table {
+    background-color: @body-bg;
+  }
+}
+
+
+// Condensed table w/ half padding
+
+.table-condensed {
+  > thead,
+  > tbody,
+  > tfoot {
+    > tr {
+      > th,
+      > td {
+        padding: @table-condensed-cell-padding;
+      }
+    }
+  }
+}
+
+
+// Bordered version
+//
+// Add borders all around the table and between all the columns.
+
+.table-bordered {
+  border: 1px solid @table-border-color;
+  > thead,
+  > tbody,
+  > tfoot {
+    > tr {
+      > th,
+      > td {
+        border: 1px solid @table-border-color;
+      }
+    }
+  }
+  > thead > tr {
+    > th,
+    > td {
+      border-bottom-width: 2px;
+    }
+  }
+}
+
+
+// Zebra-striping
+//
+// Default zebra-stripe styles (alternating gray and transparent backgrounds)
+
+.table-striped {
+  > tbody > tr:nth-child(odd) {
+    > td,
+    > th {
+      background-color: @table-bg-accent;
+    }
+  }
+}
+
+
+// Hover effect
+//
+// Placed here since it has to come after the potential zebra striping
+
+.table-hover {
+  > tbody > tr:hover {
+    > td,
+    > th {
+      background-color: @table-bg-hover;
+    }
+  }
+}
+
+
+// Table cell sizing
+//
+// Reset default table behavior
+
+table col[class*="col-"] {
+  position: static; // Prevent border hiding in Firefox and IE9/10 (see https://github.com/twbs/bootstrap/issues/11623)
+  float: none;
+  display: table-column;
+}
+table {
+  td,
+  th {
+    &[class*="col-"] {
+      position: static; // Prevent border hiding in Firefox and IE9/10 (see https://github.com/twbs/bootstrap/issues/11623)
+      float: none;
+      display: table-cell;
+    }
+  }
+}
+
+
+// Table backgrounds
+//
+// Exact selectors below required to override `.table-striped` and prevent
+// inheritance to nested tables.
+
+// Generate the contextual variants
+.table-row-variant(active; @table-bg-active);
+.table-row-variant(success; @state-success-bg);
+.table-row-variant(info; @state-info-bg);
+.table-row-variant(warning; @state-warning-bg);
+.table-row-variant(danger; @state-danger-bg);
+
+
+// Responsive tables
+//
+// Wrap your tables in `.table-responsive` and we'll make them mobile friendly
+// by enabling horizontal scrolling. Only applies <768px. Everything above that
+// will display normally.
+
+.table-responsive {
+  @media screen and (max-width: @screen-xs-max) {
+    width: 100%;
+    margin-bottom: (@line-height-computed * 0.75);
+    overflow-y: hidden;
+    overflow-x: auto;
+    -ms-overflow-style: -ms-autohiding-scrollbar;
+    border: 1px solid @table-border-color;
+    -webkit-overflow-scrolling: touch;
+
+    // Tighten up spacing
+    > .table {
+      margin-bottom: 0;
+
+      // Ensure the content doesn't wrap
+      > thead,
+      > tbody,
+      > tfoot {
+        > tr {
+          > th,
+          > td {
+            white-space: nowrap;
+          }
+        }
+      }
+    }
+
+    // Special overrides for the bordered tables
+    > .table-bordered {
+      border: 0;
+
+      // Nuke the appropriate borders so that the parent can handle them
+      > thead,
+      > tbody,
+      > tfoot {
+        > tr {
+          > th:first-child,
+          > td:first-child {
+            border-left: 0;
+          }
+          > th:last-child,
+          > td:last-child {
+            border-right: 0;
+          }
+        }
+      }
+
+      // Only nuke the last row's bottom-border in `tbody` and `tfoot` since
+      // chances are there will be only one `tr` in a `thead` and that would
+      // remove the border altogether.
+      > tbody,
+      > tfoot {
+        > tr:last-child {
+          > th,
+          > td {
+            border-bottom: 0;
+          }
+        }
+      }
+
+    }
+  }
+}

searx/static/oscar/less/bootstrap/theme.less

@@ -0,0 +1,258 @@
+
+//
+// Load core variables and mixins
+// --------------------------------------------------
+
+@import "variables.less";
+@import "mixins.less";
+
+
+
+//
+// Buttons
+// --------------------------------------------------
+
+// Common styles
+.btn-default,
+.btn-primary,
+.btn-success,
+.btn-info,
+.btn-warning,
+.btn-danger {
+  text-shadow: 0 -1px 0 rgba(0,0,0,.2);
+  @shadow: inset 0 1px 0 rgba(255,255,255,.15), 0 1px 1px rgba(0,0,0,.075);
+  .box-shadow(@shadow);
+
+  // Reset the shadow
+  &:active,
+  &.active {
+    .box-shadow(inset 0 3px 5px rgba(0,0,0,.125));
+  }
+}
+
+// Mixin for generating new styles
+.btn-styles(@btn-color: #555) {
+  #gradient > .vertical(@start-color: @btn-color; @end-color: darken(@btn-color, 12%));
+  .reset-filter(); // Disable gradients for IE9 because filter bleeds through rounded corners
+  background-repeat: repeat-x;
+  border-color: darken(@btn-color, 14%);
+
+  &:hover,
+  &:focus  {
+    background-color: darken(@btn-color, 12%);
+    background-position: 0 -15px;
+  }
+
+  &:active,
+  &.active {
+    background-color: darken(@btn-color, 12%);
+    border-color: darken(@btn-color, 14%);
+  }
+
+  &:disabled,
+  &[disabled] {
+    background-color: darken(@btn-color, 12%);
+    background-image: none;
+  }
+}
+
+// Common styles
+.btn {
+  // Remove the gradient for the pressed/active state
+  &:active,
+  &.active {
+    background-image: none;
+  }
+}
+
+// Apply the mixin to the buttons
+.btn-default { .btn-styles(@btn-default-bg); text-shadow: 0 1px 0 #fff; border-color: #ccc; }
+.btn-primary { .btn-styles(@btn-primary-bg); }
+.btn-success { .btn-styles(@btn-success-bg); }
+.btn-info    { .btn-styles(@btn-info-bg); }
+.btn-warning { .btn-styles(@btn-warning-bg); }
+.btn-danger  { .btn-styles(@btn-danger-bg); }
+
+
+
+//
+// Images
+// --------------------------------------------------
+
+.thumbnail,
+.img-thumbnail {
+  .box-shadow(0 1px 2px rgba(0,0,0,.075));
+}
+
+
+
+//
+// Dropdowns
+// --------------------------------------------------
+
+.dropdown-menu > li > a:hover,
+.dropdown-menu > li > a:focus {
+  #gradient > .vertical(@start-color: @dropdown-link-hover-bg; @end-color: darken(@dropdown-link-hover-bg, 5%));
+  background-color: darken(@dropdown-link-hover-bg, 5%);
+}
+.dropdown-menu > .active > a,
+.dropdown-menu > .active > a:hover,
+.dropdown-menu > .active > a:focus {
+  #gradient > .vertical(@start-color: @dropdown-link-active-bg; @end-color: darken(@dropdown-link-active-bg, 5%));
+  background-color: darken(@dropdown-link-active-bg, 5%);
+}
+
+
+
+//
+// Navbar
+// --------------------------------------------------
+
+// Default navbar
+.navbar-default {
+  #gradient > .vertical(@start-color: lighten(@navbar-default-bg, 10%); @end-color: @navbar-default-bg);
+  .reset-filter(); // Remove gradient in IE<10 to fix bug where dropdowns don't get triggered
+  border-radius: @navbar-border-radius;
+  @shadow: inset 0 1px 0 rgba(255,255,255,.15), 0 1px 5px rgba(0,0,0,.075);
+  .box-shadow(@shadow);
+
+  .navbar-nav > .active > a {
+    #gradient > .vertical(@start-color: darken(@navbar-default-bg, 5%); @end-color: darken(@navbar-default-bg, 2%));
+    .box-shadow(inset 0 3px 9px rgba(0,0,0,.075));
+  }
+}
+.navbar-brand,
+.navbar-nav > li > a {
+  text-shadow: 0 1px 0 rgba(255,255,255,.25);
+}
+
+// Inverted navbar
+.navbar-inverse {
+  #gradient > .vertical(@start-color: lighten(@navbar-inverse-bg, 10%); @end-color: @navbar-inverse-bg);
+  .reset-filter(); // Remove gradient in IE<10 to fix bug where dropdowns don't get triggered
+
+  .navbar-nav > .active > a {
+    #gradient > .vertical(@start-color: @navbar-inverse-bg; @end-color: lighten(@navbar-inverse-bg, 2.5%));
+    .box-shadow(inset 0 3px 9px rgba(0,0,0,.25));
+  }
+
+  .navbar-brand,
+  .navbar-nav > li > a {
+    text-shadow: 0 -1px 0 rgba(0,0,0,.25);
+  }
+}
+
+// Undo rounded corners in static and fixed navbars
+.navbar-static-top,
+.navbar-fixed-top,
+.navbar-fixed-bottom {
+  border-radius: 0;
+}
+
+
+
+//
+// Alerts
+// --------------------------------------------------
+
+// Common styles
+.alert {
+  text-shadow: 0 1px 0 rgba(255,255,255,.2);
+  @shadow: inset 0 1px 0 rgba(255,255,255,.25), 0 1px 2px rgba(0,0,0,.05);
+  .box-shadow(@shadow);
+}
+
+// Mixin for generating new styles
+.alert-styles(@color) {
+  #gradient > .vertical(@start-color: @color; @end-color: darken(@color, 7.5%));
+  border-color: darken(@color, 15%);
+}
+
+// Apply the mixin to the alerts
+.alert-success    { .alert-styles(@alert-success-bg); }
+.alert-info       { .alert-styles(@alert-info-bg); }
+.alert-warning    { .alert-styles(@alert-warning-bg); }
+.alert-danger     { .alert-styles(@alert-danger-bg); }
+
+
+
+//
+// Progress bars
+// --------------------------------------------------
+
+// Give the progress background some depth
+.progress {
+  #gradient > .vertical(@start-color: darken(@progress-bg, 4%); @end-color: @progress-bg)
+}
+
+// Mixin for generating new styles
+.progress-bar-styles(@color) {
+  #gradient > .vertical(@start-color: @color; @end-color: darken(@color, 10%));
+}
+
+// Apply the mixin to the progress bars
+.progress-bar            { .progress-bar-styles(@progress-bar-bg); }
+.progress-bar-success    { .progress-bar-styles(@progress-bar-success-bg); }
+.progress-bar-info       { .progress-bar-styles(@progress-bar-info-bg); }
+.progress-bar-warning    { .progress-bar-styles(@progress-bar-warning-bg); }
+.progress-bar-danger     { .progress-bar-styles(@progress-bar-danger-bg); }
+
+// Reset the striped class because our mixins don't do multiple gradients and
+// the above custom styles override the new `.progress-bar-striped` in v3.2.0.
+.progress-bar-striped {
+  #gradient > .striped();
+}
+
+
+//
+// List groups
+// --------------------------------------------------
+
+.list-group {
+  border-radius: @border-radius-base;
+  .box-shadow(0 1px 2px rgba(0,0,0,.075));
+}
+.list-group-item.active,
+.list-group-item.active:hover,
+.list-group-item.active:focus {
+  text-shadow: 0 -1px 0 darken(@list-group-active-bg, 10%);
+  #gradient > .vertical(@start-color: @list-group-active-bg; @end-color: darken(@list-group-active-bg, 7.5%));
+  border-color: darken(@list-group-active-border, 7.5%);
+}
+
+
+
+//
+// Panels
+// --------------------------------------------------
+
+// Common styles
+.panel {
+  .box-shadow(0 1px 2px rgba(0,0,0,.05));
+}
+
+// Mixin for generating new styles
+.panel-heading-styles(@color) {
+  #gradient > .vertical(@start-color: @color; @end-color: darken(@color, 5%));
+}
+
+// Apply the mixin to the panel headings only
+.panel-default > .panel-heading   { .panel-heading-styles(@panel-default-heading-bg); }
+.panel-primary > .panel-heading   { .panel-heading-styles(@panel-primary-heading-bg); }
+.panel-success > .panel-heading   { .panel-heading-styles(@panel-success-heading-bg); }
+.panel-info > .panel-heading      { .panel-heading-styles(@panel-info-heading-bg); }
+.panel-warning > .panel-heading   { .panel-heading-styles(@panel-warning-heading-bg); }
+.panel-danger > .panel-heading    { .panel-heading-styles(@panel-danger-heading-bg); }
+
+
+
+//
+// Wells
+// --------------------------------------------------
+
+.well {
+  #gradient > .vertical(@start-color: darken(@well-bg, 5%); @end-color: @well-bg);
+  border-color: darken(@well-bg, 10%);
+  @shadow: inset 0 1px 3px rgba(0,0,0,.05), 0 1px 0 rgba(255,255,255,.1);
+  .box-shadow(@shadow);
+}

searx/static/oscar/less/bootstrap/thumbnails.less

@@ -0,0 +1,36 @@
+//
+// Thumbnails
+// --------------------------------------------------
+
+
+// Mixin and adjust the regular image class
+.thumbnail {
+  display: block;
+  padding: @thumbnail-padding;
+  margin-bottom: @line-height-computed;
+  line-height: @line-height-base;
+  background-color: @thumbnail-bg;
+  border: 1px solid @thumbnail-border;
+  border-radius: @thumbnail-border-radius;
+  .transition(all .2s ease-in-out);
+
+  > img,
+  a > img {
+    &:extend(.img-responsive);
+    margin-left: auto;
+    margin-right: auto;
+  }
+
+  // Add a hover state for linked versions only
+  a&:hover,
+  a&:focus,
+  a&.active {
+    border-color: @link-color;
+  }
+
+  // Image captions
+  .caption {
+    padding: @thumbnail-caption-padding;
+    color: @thumbnail-caption-color;
+  }
+}

searx/static/oscar/less/bootstrap/tooltip.less

@@ -0,0 +1,95 @@
+//
+// Tooltips
+// --------------------------------------------------
+
+
+// Base class
+.tooltip {
+  position: absolute;
+  z-index: @zindex-tooltip;
+  display: block;
+  visibility: visible;
+  font-size: @font-size-small;
+  line-height: 1.4;
+  .opacity(0);
+
+  &.in     { .opacity(@tooltip-opacity); }
+  &.top    { margin-top:  -3px; padding: @tooltip-arrow-width 0; }
+  &.right  { margin-left:  3px; padding: 0 @tooltip-arrow-width; }
+  &.bottom { margin-top:   3px; padding: @tooltip-arrow-width 0; }
+  &.left   { margin-left: -3px; padding: 0 @tooltip-arrow-width; }
+}
+
+// Wrapper for the tooltip content
+.tooltip-inner {
+  max-width: @tooltip-max-width;
+  padding: 3px 8px;
+  color: @tooltip-color;
+  text-align: center;
+  text-decoration: none;
+  background-color: @tooltip-bg;
+  border-radius: @border-radius-base;
+}
+
+// Arrows
+.tooltip-arrow {
+  position: absolute;
+  width: 0;
+  height: 0;
+  border-color: transparent;
+  border-style: solid;
+}
+.tooltip {
+  &.top .tooltip-arrow {
+    bottom: 0;
+    left: 50%;
+    margin-left: -@tooltip-arrow-width;
+    border-width: @tooltip-arrow-width @tooltip-arrow-width 0;
+    border-top-color: @tooltip-arrow-color;
+  }
+  &.top-left .tooltip-arrow {
+    bottom: 0;
+    left: @tooltip-arrow-width;
+    border-width: @tooltip-arrow-width @tooltip-arrow-width 0;
+    border-top-color: @tooltip-arrow-color;
+  }
+  &.top-right .tooltip-arrow {
+    bottom: 0;
+    right: @tooltip-arrow-width;
+    border-width: @tooltip-arrow-width @tooltip-arrow-width 0;
+    border-top-color: @tooltip-arrow-color;
+  }
+  &.right .tooltip-arrow {
+    top: 50%;
+    left: 0;
+    margin-top: -@tooltip-arrow-width;
+    border-width: @tooltip-arrow-width @tooltip-arrow-width @tooltip-arrow-width 0;
+    border-right-color: @tooltip-arrow-color;
+  }
+  &.left .tooltip-arrow {
+    top: 50%;
+    right: 0;
+    margin-top: -@tooltip-arrow-width;
+    border-width: @tooltip-arrow-width 0 @tooltip-arrow-width @tooltip-arrow-width;
+    border-left-color: @tooltip-arrow-color;
+  }
+  &.bottom .tooltip-arrow {
+    top: 0;
+    left: 50%;
+    margin-left: -@tooltip-arrow-width;
+    border-width: 0 @tooltip-arrow-width @tooltip-arrow-width;
+    border-bottom-color: @tooltip-arrow-color;
+  }
+  &.bottom-left .tooltip-arrow {
+    top: 0;
+    left: @tooltip-arrow-width;
+    border-width: 0 @tooltip-arrow-width @tooltip-arrow-width;
+    border-bottom-color: @tooltip-arrow-color;
+  }
+  &.bottom-right .tooltip-arrow {
+    top: 0;
+    right: @tooltip-arrow-width;
+    border-width: 0 @tooltip-arrow-width @tooltip-arrow-width;
+    border-bottom-color: @tooltip-arrow-color;
+  }
+}

searx/static/oscar/less/bootstrap/type.less

@@ -0,0 +1,313 @@
+//
+// Typography
+// --------------------------------------------------
+
+
+// Headings
+// -------------------------
+
+h1, h2, h3, h4, h5, h6,
+.h1, .h2, .h3, .h4, .h5, .h6 {
+  font-family: @headings-font-family;
+  font-weight: @headings-font-weight;
+  line-height: @headings-line-height;
+  color: @headings-color;
+
+  small,
+  .small {
+    font-weight: normal;
+    line-height: 1;
+    color: @headings-small-color;
+  }
+}
+
+h1, .h1,
+h2, .h2,
+h3, .h3 {
+  margin-top: @line-height-computed;
+  margin-bottom: (@line-height-computed / 2);
+
+  small,
+  .small {
+    font-size: 65%;
+  }
+}
+h4, .h4,
+h5, .h5,
+h6, .h6 {
+  margin-top: (@line-height-computed / 2);
+  margin-bottom: (@line-height-computed / 2);
+
+  small,
+  .small {
+    font-size: 75%;
+  }
+}
+
+h1, .h1 { font-size: @font-size-h1; }
+h2, .h2 { font-size: @font-size-h2; }
+h3, .h3 { font-size: @font-size-h3; }
+h4, .h4 { font-size: @font-size-h4; }
+h5, .h5 { font-size: @font-size-h5; }
+h6, .h6 { font-size: @font-size-h6; }
+
+
+// Body text
+// -------------------------
+
+p {
+  margin: 0 0 (@line-height-computed / 2);
+}
+
+.lead {
+  margin-bottom: @line-height-computed;
+  font-size: floor((@font-size-base * 1.15));
+  font-weight: 300;
+  line-height: 1.4;
+
+  @media (min-width: @screen-sm-min) {
+    font-size: (@font-size-base * 1.5);
+  }
+}
+
+
+// Emphasis & misc
+// -------------------------
+
+// Ex: (12px small font / 14px base font) * 100% = about 85%
+small,
+.small {
+  font-size: floor((100% * @font-size-small / @font-size-base));
+}
+
+// Undo browser default styling
+cite {
+  font-style: normal;
+}
+
+mark,
+.mark {
+  background-color: @state-warning-bg;
+  padding: .2em;
+}
+
+// Alignment
+.text-left           { text-align: left; }
+.text-right          { text-align: right; }
+.text-center         { text-align: center; }
+.text-justify        { text-align: justify; }
+.text-nowrap         { white-space: nowrap; }
+
+// Transformation
+.text-lowercase      { text-transform: lowercase; }
+.text-uppercase      { text-transform: uppercase; }
+.text-capitalize     { text-transform: capitalize; }
+
+// Contextual colors
+.text-muted {
+  color: @text-muted;
+}
+.text-primary {
+  .text-emphasis-variant(@brand-primary);
+}
+.text-success {
+  .text-emphasis-variant(@state-success-text);
+}
+.text-info {
+  .text-emphasis-variant(@state-info-text);
+}
+.text-warning {
+  .text-emphasis-variant(@state-warning-text);
+}
+.text-danger {
+  .text-emphasis-variant(@state-danger-text);
+}
+
+// Contextual backgrounds
+// For now we'll leave these alongside the text classes until v4 when we can
+// safely shift things around (per SemVer rules).
+.bg-primary {
+  // Given the contrast here, this is the only class to have its color inverted
+  // automatically.
+  color: #fff;
+  .bg-variant(@brand-primary);
+}
+.bg-success {
+  .bg-variant(@state-success-bg);
+}
+.bg-info {
+  .bg-variant(@state-info-bg);
+}
+.bg-warning {
+  .bg-variant(@state-warning-bg);
+}
+.bg-danger {
+  .bg-variant(@state-danger-bg);
+}
+
+
+// Page header
+// -------------------------
+
+.page-header {
+  padding-bottom: ((@line-height-computed / 2) - 1);
+  margin: (@line-height-computed * 2) 0 @line-height-computed;
+  border-bottom: 1px solid @page-header-border-color;
+}
+
+
+// Lists
+// -------------------------
+
+// Unordered and Ordered lists
+ul,
+ol {
+  margin-top: 0;
+  margin-bottom: (@line-height-computed / 2);
+  ul,
+  ol {
+    margin-bottom: 0;
+  }
+}
+
+// List options
+
+// Unstyled keeps list items block level, just removes default browser padding and list-style
+.list-unstyled {
+  padding-left: 0;
+  list-style: none;
+}
+
+// Inline turns list items into inline-block
+.list-inline {
+  .list-unstyled();
+  margin-left: -5px;
+
+  > li {
+    display: inline-block;
+    padding-left: 5px;
+    padding-right: 5px;
+  }
+}
+
+// Description Lists
+dl {
+  margin-top: 0; // Remove browser default
+  margin-bottom: @line-height-computed;
+}
+dt,
+dd {
+  line-height: @line-height-base;
+}
+dt {
+  font-weight: bold;
+}
+dd {
+  margin-left: 0; // Undo browser default
+}
+
+// Horizontal description lists
+//
+// Defaults to being stacked without any of the below styles applied, until the
+// grid breakpoint is reached (default of ~768px).
+
+.dl-horizontal {
+  dd {
+    &:extend(.clearfix all); // Clear the floated `dt` if an empty `dd` is present
+  }
+
+  @media (min-width: @grid-float-breakpoint) {
+    dt {
+      float: left;
+      width: (@dl-horizontal-offset - 20);
+      clear: left;
+      text-align: right;
+      .text-overflow();
+    }
+    dd {
+      margin-left: @dl-horizontal-offset;
+    }
+  }
+}
+
+
+// Misc
+// -------------------------
+
+// Abbreviations and acronyms
+abbr[title],
+// Add data-* attribute to help out our tooltip plugin, per https://github.com/twbs/bootstrap/issues/5257
+abbr[data-original-title] {
+  cursor: help;
+  border-bottom: 1px dotted @abbr-border-color;
+}
+.initialism {
+  font-size: 90%;
+  text-transform: uppercase;
+}
+
+// Blockquotes
+blockquote {
+  padding: (@line-height-computed / 2) @line-height-computed;
+  margin: 0 0 @line-height-computed;
+  font-size: @blockquote-font-size;
+  border-left: 5px solid @blockquote-border-color;
+
+  p,
+  ul,
+  ol {
+    &:last-child {
+      margin-bottom: 0;
+    }
+  }
+
+  // Note: Deprecated small and .small as of v3.1.0
+  // Context: https://github.com/twbs/bootstrap/issues/11660
+  footer,
+  small,
+  .small {
+    display: block;
+    font-size: 80%; // back to default font-size
+    line-height: @line-height-base;
+    color: @blockquote-small-color;
+
+    &:before {
+      content: '\2014 \00A0'; // em dash, nbsp
+    }
+  }
+}
+
+// Opposite alignment of blockquote
+//
+// Heads up: `blockquote.pull-right` has been deprecated as of v3.1.0.
+.blockquote-reverse,
+blockquote.pull-right {
+  padding-right: 15px;
+  padding-left: 0;
+  border-right: 5px solid @blockquote-border-color;
+  border-left: 0;
+  text-align: right;
+
+  // Account for citation
+  footer,
+  small,
+  .small {
+    &:before { content: ''; }
+    &:after {
+      content: '\00A0 \2014'; // nbsp, em dash
+    }
+  }
+}
+
+// Quotes
+blockquote:before,
+blockquote:after {
+  content: "";
+}
+
+// Addresses
+address {
+  margin-bottom: @line-height-computed;
+  font-style: normal;
+  line-height: @line-height-base;
+}

searx/static/oscar/less/bootstrap/utilities.less

@@ -0,0 +1,57 @@
+//
+// Utility classes
+// --------------------------------------------------
+
+
+// Floats
+// -------------------------
+
+.clearfix {
+  .clearfix();
+}
+.center-block {
+  .center-block();
+}
+.pull-right {
+  float: right !important;
+}
+.pull-left {
+  float: left !important;
+}
+
+
+// Toggling content
+// -------------------------
+
+// Note: Deprecated .hide in favor of .hidden or .sr-only (as appropriate) in v3.0.1
+.hide {
+  display: none !important;
+}
+.show {
+  display: block !important;
+}
+.invisible {
+  visibility: hidden;
+}
+.text-hide {
+  .text-hide();
+}
+
+
+// Hide from screenreaders and browsers
+//
+// Credit: HTML5 Boilerplate
+
+.hidden {
+  display: none !important;
+  visibility: hidden !important;
+}
+
+
+// For Affix plugin
+// -------------------------
+
+.affix {
+  position: fixed;
+  .translate3d(0, 0, 0);
+}

searx/static/oscar/less/bootstrap/variables.less

@@ -0,0 +1,846 @@
+//
+// Variables
+// --------------------------------------------------
+
+
+//== Colors
+//
+//## Gray and brand colors for use across Bootstrap.
+
+@gray-darker:            lighten(#000, 13.5%); // #222
+@gray-dark:              lighten(#000, 20%);   // #333
+@gray:                   lighten(#000, 33.5%); // #555
+@gray-light:             lighten(#000, 46.7%); // #777
+@gray-lighter:           lighten(#000, 93.5%); // #eee
+
+@brand-primary:         #428bca;
+@brand-success:         #5cb85c;
+@brand-info:            #5bc0de;
+@brand-warning:         #f0ad4e;
+@brand-danger:          #d9534f;
+
+
+//== Scaffolding
+//
+//## Settings for some of the most global styles.
+
+//** Background color for `<body>`.
+@body-bg:               #fff;
+//** Global text color on `<body>`.
+@text-color:            @gray-dark;
+
+//** Global textual link color.
+@link-color:            @brand-primary;
+//** Link hover color set via `darken()` function.
+@link-hover-color:      darken(@link-color, 15%);
+
+
+//== Typography
+//
+//## Font, line-height, and color for body text, headings, and more.
+
+@font-family-sans-serif:  "Helvetica Neue", Helvetica, Arial, sans-serif;
+@font-family-serif:       Georgia, "Times New Roman", Times, serif;
+//** Default monospace fonts for `<code>`, `<kbd>`, and `<pre>`.
+@font-family-monospace:   Menlo, Monaco, Consolas, "Courier New", monospace;
+@font-family-base:        @font-family-sans-serif;
+
+@font-size-base:          14px;
+@font-size-large:         ceil((@font-size-base * 1.25)); // ~18px
+@font-size-small:         ceil((@font-size-base * 0.85)); // ~12px
+
+@font-size-h1:            floor((@font-size-base * 2.6)); // ~36px
+@font-size-h2:            floor((@font-size-base * 2.15)); // ~30px
+@font-size-h3:            ceil((@font-size-base * 1.7)); // ~24px
+@font-size-h4:            ceil((@font-size-base * 1.25)); // ~18px
+@font-size-h5:            @font-size-base;
+@font-size-h6:            ceil((@font-size-base * 0.85)); // ~12px
+
+//** Unit-less `line-height` for use in components like buttons.
+@line-height-base:        1.428571429; // 20/14
+//** Computed "line-height" (`font-size` * `line-height`) for use with `margin`, `padding`, etc.
+@line-height-computed:    floor((@font-size-base * @line-height-base)); // ~20px
+
+//** By default, this inherits from the `<body>`.
+@headings-font-family:    inherit;
+@headings-font-weight:    500;
+@headings-line-height:    1.1;
+@headings-color:          inherit;
+
+
+//== Iconography
+//
+//## Specify custom location and filename of the included Glyphicons icon font. Useful for those including Bootstrap via Bower.
+
+//** Load fonts from this directory.
+@icon-font-path:          "../fonts/";
+//** File name for all font files.
+@icon-font-name:          "glyphicons-halflings-regular";
+//** Element ID within SVG icon file.
+@icon-font-svg-id:        "glyphicons_halflingsregular";
+
+
+//== Components
+//
+//## Define common padding and border radius sizes and more. Values based on 14px text and 1.428 line-height (~20px to start).
+
+@padding-base-vertical:     6px;
+@padding-base-horizontal:   12px;
+
+@padding-large-vertical:    10px;
+@padding-large-horizontal:  16px;
+
+@padding-small-vertical:    5px;
+@padding-small-horizontal:  10px;
+
+@padding-xs-vertical:       1px;
+@padding-xs-horizontal:     5px;
+
+@line-height-large:         1.33;
+@line-height-small:         1.5;
+
+@border-radius-base:        4px;
+@border-radius-large:       6px;
+@border-radius-small:       3px;
+
+//** Global color for active items (e.g., navs or dropdowns).
+@component-active-color:    #fff;
+//** Global background color for active items (e.g., navs or dropdowns).
+@component-active-bg:       @brand-primary;
+
+//** Width of the `border` for generating carets that indicator dropdowns.
+@caret-width-base:          4px;
+//** Carets increase slightly in size for larger components.
+@caret-width-large:         5px;
+
+
+//== Tables
+//
+//## Customizes the `.table` component with basic values, each used across all table variations.
+
+//** Padding for `<th>`s and `<td>`s.
+@table-cell-padding:            8px;
+//** Padding for cells in `.table-condensed`.
+@table-condensed-cell-padding:  5px;
+
+//** Default background color used for all tables.
+@table-bg:                      transparent;
+//** Background color used for `.table-striped`.
+@table-bg-accent:               #f9f9f9;
+//** Background color used for `.table-hover`.
+@table-bg-hover:                #f5f5f5;
+@table-bg-active:               @table-bg-hover;
+
+//** Border color for table and cell borders.
+@table-border-color:            #ddd;
+
+
+//== Buttons
+//
+//## For each of Bootstrap's buttons, define text, background and border color.
+
+@btn-font-weight:                normal;
+
+@btn-default-color:              #333;
+@btn-default-bg:                 #fff;
+@btn-default-border:             #ccc;
+
+@btn-primary-color:              #fff;
+@btn-primary-bg:                 @brand-primary;
+@btn-primary-border:             darken(@btn-primary-bg, 5%);
+
+@btn-success-color:              #fff;
+@btn-success-bg:                 @brand-success;
+@btn-success-border:             darken(@btn-success-bg, 5%);
+
+@btn-info-color:                 #fff;
+@btn-info-bg:                    @brand-info;
+@btn-info-border:                darken(@btn-info-bg, 5%);
+
+@btn-warning-color:              #fff;
+@btn-warning-bg:                 @brand-warning;
+@btn-warning-border:             darken(@btn-warning-bg, 5%);
+
+@btn-danger-color:               #fff;
+@btn-danger-bg:                  @brand-danger;
+@btn-danger-border:              darken(@btn-danger-bg, 5%);
+
+@btn-link-disabled-color:        @gray-light;
+
+
+//== Forms
+//
+//##
+
+//** `<input>` background color
+@input-bg:                       #fff;
+//** `<input disabled>` background color
+@input-bg-disabled:              @gray-lighter;
+
+//** Text color for `<input>`s
+@input-color:                    @gray;
+//** `<input>` border color
+@input-border:                   #ccc;
+//** `<input>` border radius
+@input-border-radius:            @border-radius-base;
+//** Border color for inputs on focus
+@input-border-focus:             #66afe9;
+
+//** Placeholder text color
+@input-color-placeholder:        @gray-light;
+
+//** Default `.form-control` height
+@input-height-base:              (@line-height-computed + (@padding-base-vertical * 2) + 2);
+//** Large `.form-control` height
+@input-height-large:             (ceil(@font-size-large * @line-height-large) + (@padding-large-vertical * 2) + 2);
+//** Small `.form-control` height
+@input-height-small:             (floor(@font-size-small * @line-height-small) + (@padding-small-vertical * 2) + 2);
+
+@legend-color:                   @gray-dark;
+@legend-border-color:            #e5e5e5;
+
+//** Background color for textual input addons
+@input-group-addon-bg:           @gray-lighter;
+//** Border color for textual input addons
+@input-group-addon-border-color: @input-border;
+
+
+//== Dropdowns
+//
+//## Dropdown menu container and contents.
+
+//** Background for the dropdown menu.
+@dropdown-bg:                    #fff;
+//** Dropdown menu `border-color`.
+@dropdown-border:                rgba(0,0,0,.15);
+//** Dropdown menu `border-color` **for IE8**.
+@dropdown-fallback-border:       #ccc;
+//** Divider color for between dropdown items.
+@dropdown-divider-bg:            #e5e5e5;
+
+//** Dropdown link text color.
+@dropdown-link-color:            @gray-dark;
+//** Hover color for dropdown links.
+@dropdown-link-hover-color:      darken(@gray-dark, 5%);
+//** Hover background for dropdown links.
+@dropdown-link-hover-bg:         #f5f5f5;
+
+//** Active dropdown menu item text color.
+@dropdown-link-active-color:     @component-active-color;
+//** Active dropdown menu item background color.
+@dropdown-link-active-bg:        @component-active-bg;
+
+//** Disabled dropdown menu item background color.
+@dropdown-link-disabled-color:   @gray-light;
+
+//** Text color for headers within dropdown menus.
+@dropdown-header-color:          @gray-light;
+
+//** Deprecated `@dropdown-caret-color` as of v3.1.0
+@dropdown-caret-color:           #000;
+
+
+//-- Z-index master list
+//
+// Warning: Avoid customizing these values. They're used for a bird's eye view
+// of components dependent on the z-axis and are designed to all work together.
+//
+// Note: These variables are not generated into the Customizer.
+
+@zindex-navbar:            1000;
+@zindex-dropdown:          1000;
+@zindex-popover:           1060;
+@zindex-tooltip:           1070;
+@zindex-navbar-fixed:      1030;
+@zindex-modal-background:  1040;
+@zindex-modal:             1050;
+
+
+//== Media queries breakpoints
+//
+//## Define the breakpoints at which your layout will change, adapting to different screen sizes.
+
+// Extra small screen / phone
+//** Deprecated `@screen-xs` as of v3.0.1
+@screen-xs:                  480px;
+//** Deprecated `@screen-xs-min` as of v3.2.0
+@screen-xs-min:              @screen-xs;
+//** Deprecated `@screen-phone` as of v3.0.1
+@screen-phone:               @screen-xs-min;
+
+// Small screen / tablet
+//** Deprecated `@screen-sm` as of v3.0.1
+@screen-sm:                  768px;
+@screen-sm-min:              @screen-sm;
+//** Deprecated `@screen-tablet` as of v3.0.1
+@screen-tablet:              @screen-sm-min;
+
+// Medium screen / desktop
+//** Deprecated `@screen-md` as of v3.0.1
+@screen-md:                  992px;
+@screen-md-min:              @screen-md;
+//** Deprecated `@screen-desktop` as of v3.0.1
+@screen-desktop:             @screen-md-min;
+
+// Large screen / wide desktop
+//** Deprecated `@screen-lg` as of v3.0.1
+@screen-lg:                  1200px;
+@screen-lg-min:              @screen-lg;
+//** Deprecated `@screen-lg-desktop` as of v3.0.1
+@screen-lg-desktop:          @screen-lg-min;
+
+// So media queries don't overlap when required, provide a maximum
+@screen-xs-max:              (@screen-sm-min - 1);
+@screen-sm-max:              (@screen-md-min - 1);
+@screen-md-max:              (@screen-lg-min - 1);
+
+
+//== Grid system
+//
+//## Define your custom responsive grid.
+
+//** Number of columns in the grid.
+@grid-columns:              12;
+//** Padding between columns. Gets divided in half for the left and right.
+@grid-gutter-width:         30px;
+// Navbar collapse
+//** Point at which the navbar becomes uncollapsed.
+@grid-float-breakpoint:     @screen-sm-min;
+//** Point at which the navbar begins collapsing.
+@grid-float-breakpoint-max: (@grid-float-breakpoint - 1);
+
+
+//== Container sizes
+//
+//## Define the maximum width of `.container` for different screen sizes.
+
+// Small screen / tablet
+@container-tablet:             ((720px + @grid-gutter-width));
+//** For `@screen-sm-min` and up.
+@container-sm:                 @container-tablet;
+
+// Medium screen / desktop
+@container-desktop:            ((940px + @grid-gutter-width));
+//** For `@screen-md-min` and up.
+@container-md:                 @container-desktop;
+
+// Large screen / wide desktop
+@container-large-desktop:      ((1140px + @grid-gutter-width));
+//** For `@screen-lg-min` and up.
+@container-lg:                 @container-large-desktop;
+
+
+//== Navbar
+//
+//##
+
+// Basics of a navbar
+@navbar-height:                    50px;
+@navbar-margin-bottom:             @line-height-computed;
+@navbar-border-radius:             @border-radius-base;
+@navbar-padding-horizontal:        floor((@grid-gutter-width / 2));
+@navbar-padding-vertical:          ((@navbar-height - @line-height-computed) / 2);
+@navbar-collapse-max-height:       340px;
+
+@navbar-default-color:             #777;
+@navbar-default-bg:                #f8f8f8;
+@navbar-default-border:            darken(@navbar-default-bg, 6.5%);
+
+// Navbar links
+@navbar-default-link-color:                #777;
+@navbar-default-link-hover-color:          #333;
+@navbar-default-link-hover-bg:             transparent;
+@navbar-default-link-active-color:         #555;
+@navbar-default-link-active-bg:            darken(@navbar-default-bg, 6.5%);
+@navbar-default-link-disabled-color:       #ccc;
+@navbar-default-link-disabled-bg:          transparent;
+
+// Navbar brand label
+@navbar-default-brand-color:               @navbar-default-link-color;
+@navbar-default-brand-hover-color:         darken(@navbar-default-brand-color, 10%);
+@navbar-default-brand-hover-bg:            transparent;
+
+// Navbar toggle
+@navbar-default-toggle-hover-bg:           #ddd;
+@navbar-default-toggle-icon-bar-bg:        #888;
+@navbar-default-toggle-border-color:       #ddd;
+
+
+// Inverted navbar
+// Reset inverted navbar basics
+@navbar-inverse-color:                      @gray-light;
+@navbar-inverse-bg:                         #222;
+@navbar-inverse-border:                     darken(@navbar-inverse-bg, 10%);
+
+// Inverted navbar links
+@navbar-inverse-link-color:                 @gray-light;
+@navbar-inverse-link-hover-color:           #fff;
+@navbar-inverse-link-hover-bg:              transparent;
+@navbar-inverse-link-active-color:          @navbar-inverse-link-hover-color;
+@navbar-inverse-link-active-bg:             darken(@navbar-inverse-bg, 10%);
+@navbar-inverse-link-disabled-color:        #444;
+@navbar-inverse-link-disabled-bg:           transparent;
+
+// Inverted navbar brand label
+@navbar-inverse-brand-color:                @navbar-inverse-link-color;
+@navbar-inverse-brand-hover-color:          #fff;
+@navbar-inverse-brand-hover-bg:             transparent;
+
+// Inverted navbar toggle
+@navbar-inverse-toggle-hover-bg:            #333;
+@navbar-inverse-toggle-icon-bar-bg:         #fff;
+@navbar-inverse-toggle-border-color:        #333;
+
+
+//== Navs
+//
+//##
+
+//=== Shared nav styles
+@nav-link-padding:                          10px 15px;
+@nav-link-hover-bg:                         @gray-lighter;
+
+@nav-disabled-link-color:                   @gray-light;
+@nav-disabled-link-hover-color:             @gray-light;
+
+@nav-open-link-hover-color:                 #fff;
+
+//== Tabs
+@nav-tabs-border-color:                     #ddd;
+
+@nav-tabs-link-hover-border-color:          @gray-lighter;
+
+@nav-tabs-active-link-hover-bg:             @body-bg;
+@nav-tabs-active-link-hover-color:          @gray;
+@nav-tabs-active-link-hover-border-color:   #ddd;
+
+@nav-tabs-justified-link-border-color:            #ddd;
+@nav-tabs-justified-active-link-border-color:     @body-bg;
+
+//== Pills
+@nav-pills-border-radius:                   @border-radius-base;
+@nav-pills-active-link-hover-bg:            @component-active-bg;
+@nav-pills-active-link-hover-color:         @component-active-color;
+
+
+//== Pagination
+//
+//##
+
+@pagination-color:                     @link-color;
+@pagination-bg:                        #fff;
+@pagination-border:                    #ddd;
+
+@pagination-hover-color:               @link-hover-color;
+@pagination-hover-bg:                  @gray-lighter;
+@pagination-hover-border:              #ddd;
+
+@pagination-active-color:              #fff;
+@pagination-active-bg:                 @brand-primary;
+@pagination-active-border:             @brand-primary;
+
+@pagination-disabled-color:            @gray-light;
+@pagination-disabled-bg:               #fff;
+@pagination-disabled-border:           #ddd;
+
+
+//== Pager
+//
+//##
+
+@pager-bg:                             @pagination-bg;
+@pager-border:                         @pagination-border;
+@pager-border-radius:                  15px;
+
+@pager-hover-bg:                       @pagination-hover-bg;
+
+@pager-active-bg:                      @pagination-active-bg;
+@pager-active-color:                   @pagination-active-color;
+
+@pager-disabled-color:                 @pagination-disabled-color;
+
+
+//== Jumbotron
+//
+//##
+
+@jumbotron-padding:              30px;
+@jumbotron-color:                inherit;
+@jumbotron-bg:                   @gray-lighter;
+@jumbotron-heading-color:        inherit;
+@jumbotron-font-size:            ceil((@font-size-base * 1.5));
+
+
+//== Form states and alerts
+//
+//## Define colors for form feedback states and, by default, alerts.
+
+@state-success-text:             #3c763d;
+@state-success-bg:               #dff0d8;
+@state-success-border:           darken(spin(@state-success-bg, -10), 5%);
+
+@state-info-text:                #31708f;
+@state-info-bg:                  #d9edf7;
+@state-info-border:              darken(spin(@state-info-bg, -10), 7%);
+
+@state-warning-text:             #8a6d3b;
+@state-warning-bg:               #fcf8e3;
+@state-warning-border:           darken(spin(@state-warning-bg, -10), 5%);
+
+@state-danger-text:              #a94442;
+@state-danger-bg:                #f2dede;
+@state-danger-border:            darken(spin(@state-danger-bg, -10), 5%);
+
+
+//== Tooltips
+//
+//##
+
+//** Tooltip max width
+@tooltip-max-width:           200px;
+//** Tooltip text color
+@tooltip-color:               #fff;
+//** Tooltip background color
+@tooltip-bg:                  #000;
+@tooltip-opacity:             .9;
+
+//** Tooltip arrow width
+@tooltip-arrow-width:         5px;
+//** Tooltip arrow color
+@tooltip-arrow-color:         @tooltip-bg;
+
+
+//== Popovers
+//
+//##
+
+//** Popover body background color
+@popover-bg:                          #fff;
+//** Popover maximum width
+@popover-max-width:                   276px;
+//** Popover border color
+@popover-border-color:                rgba(0,0,0,.2);
+//** Popover fallback border color
+@popover-fallback-border-color:       #ccc;
+
+//** Popover title background color
+@popover-title-bg:                    darken(@popover-bg, 3%);
+
+//** Popover arrow width
+@popover-arrow-width:                 10px;
+//** Popover arrow color
+@popover-arrow-color:                 #fff;
+
+//** Popover outer arrow width
+@popover-arrow-outer-width:           (@popover-arrow-width + 1);
+//** Popover outer arrow color
+@popover-arrow-outer-color:           fadein(@popover-border-color, 5%);
+//** Popover outer arrow fallback color
+@popover-arrow-outer-fallback-color:  darken(@popover-fallback-border-color, 20%);
+
+
+//== Labels
+//
+//##
+
+//** Default label background color
+@label-default-bg:            @gray-light;
+//** Primary label background color
+@label-primary-bg:            @brand-primary;
+//** Success label background color
+@label-success-bg:            @brand-success;
+//** Info label background color
+@label-info-bg:               @brand-info;
+//** Warning label background color
+@label-warning-bg:            @brand-warning;
+//** Danger label background color
+@label-danger-bg:             @brand-danger;
+
+//** Default label text color
+@label-color:                 #fff;
+//** Default text color of a linked label
+@label-link-hover-color:      #fff;
+
+
+//== Modals
+//
+//##
+
+//** Padding applied to the modal body
+@modal-inner-padding:         15px;
+
+//** Padding applied to the modal title
+@modal-title-padding:         15px;
+//** Modal title line-height
+@modal-title-line-height:     @line-height-base;
+
+//** Background color of modal content area
+@modal-content-bg:                             #fff;
+//** Modal content border color
+@modal-content-border-color:                   rgba(0,0,0,.2);
+//** Modal content border color **for IE8**
+@modal-content-fallback-border-color:          #999;
+
+//** Modal backdrop background color
+@modal-backdrop-bg:           #000;
+//** Modal backdrop opacity
+@modal-backdrop-opacity:      .5;
+//** Modal header border color
+@modal-header-border-color:   #e5e5e5;
+//** Modal footer border color
+@modal-footer-border-color:   @modal-header-border-color;
+
+@modal-lg:                    900px;
+@modal-md:                    600px;
+@modal-sm:                    300px;
+
+
+//== Alerts
+//
+//## Define alert colors, border radius, and padding.
+
+@alert-padding:               15px;
+@alert-border-radius:         @border-radius-base;
+@alert-link-font-weight:      bold;
+
+@alert-success-bg:            @state-success-bg;
+@alert-success-text:          @state-success-text;
+@alert-success-border:        @state-success-border;
+
+@alert-info-bg:               @state-info-bg;
+@alert-info-text:             @state-info-text;
+@alert-info-border:           @state-info-border;
+
+@alert-warning-bg:            @state-warning-bg;
+@alert-warning-text:          @state-warning-text;
+@alert-warning-border:        @state-warning-border;
+
+@alert-danger-bg:             @state-danger-bg;
+@alert-danger-text:           @state-danger-text;
+@alert-danger-border:         @state-danger-border;
+
+
+//== Progress bars
+//
+//##
+
+//** Background color of the whole progress component
+@progress-bg:                 #f5f5f5;
+//** Progress bar text color
+@progress-bar-color:          #fff;
+
+//** Default progress bar color
+@progress-bar-bg:             @brand-primary;
+//** Success progress bar color
+@progress-bar-success-bg:     @brand-success;
+//** Warning progress bar color
+@progress-bar-warning-bg:     @brand-warning;
+//** Danger progress bar color
+@progress-bar-danger-bg:      @brand-danger;
+//** Info progress bar color
+@progress-bar-info-bg:        @brand-info;
+
+
+//== List group
+//
+//##
+
+//** Background color on `.list-group-item`
+@list-group-bg:                 #fff;
+//** `.list-group-item` border color
+@list-group-border:             #ddd;
+//** List group border radius
+@list-group-border-radius:      @border-radius-base;
+
+//** Background color of single list items on hover
+@list-group-hover-bg:           #f5f5f5;
+//** Text color of active list items
+@list-group-active-color:       @component-active-color;
+//** Background color of active list items
+@list-group-active-bg:          @component-active-bg;
+//** Border color of active list elements
+@list-group-active-border:      @list-group-active-bg;
+//** Text color for content within active list items
+@list-group-active-text-color:  lighten(@list-group-active-bg, 40%);
+
+//** Text color of disabled list items
+@list-group-disabled-color:      @gray-light;
+//** Background color of disabled list items
+@list-group-disabled-bg:         @gray-lighter;
+//** Text color for content within disabled list items
+@list-group-disabled-text-color: @list-group-disabled-color;
+
+@list-group-link-color:         #555;
+@list-group-link-hover-color:   @list-group-link-color;
+@list-group-link-heading-color: #333;
+
+
+//== Panels
+//
+//##
+
+@panel-bg:                    #fff;
+@panel-body-padding:          15px;
+@panel-heading-padding:       10px 15px;
+@panel-footer-padding:        @panel-heading-padding;
+@panel-border-radius:         @border-radius-base;
+
+//** Border color for elements within panels
+@panel-inner-border:          #ddd;
+@panel-footer-bg:             #f5f5f5;
+
+@panel-default-text:          @gray-dark;
+@panel-default-border:        #ddd;
+@panel-default-heading-bg:    #f5f5f5;
+
+@panel-primary-text:          #fff;
+@panel-primary-border:        @brand-primary;
+@panel-primary-heading-bg:    @brand-primary;
+
+@panel-success-text:          @state-success-text;
+@panel-success-border:        @state-success-border;
+@panel-success-heading-bg:    @state-success-bg;
+
+@panel-info-text:             @state-info-text;
+@panel-info-border:           @state-info-border;
+@panel-info-heading-bg:       @state-info-bg;
+
+@panel-warning-text:          @state-warning-text;
+@panel-warning-border:        @state-warning-border;
+@panel-warning-heading-bg:    @state-warning-bg;
+
+@panel-danger-text:           @state-danger-text;
+@panel-danger-border:         @state-danger-border;
+@panel-danger-heading-bg:     @state-danger-bg;
+
+
+//== Thumbnails
+//
+//##
+
+//** Padding around the thumbnail image
+@thumbnail-padding:           4px;
+//** Thumbnail background color
+@thumbnail-bg:                @body-bg;
+//** Thumbnail border color
+@thumbnail-border:            #ddd;
+//** Thumbnail border radius
+@thumbnail-border-radius:     @border-radius-base;
+
+//** Custom text color for thumbnail captions
+@thumbnail-caption-color:     @text-color;
+//** Padding around the thumbnail caption
+@thumbnail-caption-padding:   9px;
+
+
+//== Wells
+//
+//##
+
+@well-bg:                     #f5f5f5;
+@well-border:                 darken(@well-bg, 7%);
+
+
+//== Badges
+//
+//##
+
+@badge-color:                 #fff;
+//** Linked badge text color on hover
+@badge-link-hover-color:      #fff;
+@badge-bg:                    @gray-light;
+
+//** Badge text color in active nav link
+@badge-active-color:          @link-color;
+//** Badge background color in active nav link
+@badge-active-bg:             #fff;
+
+@badge-font-weight:           bold;
+@badge-line-height:           1;
+@badge-border-radius:         10px;
+
+
+//== Breadcrumbs
+//
+//##
+
+@breadcrumb-padding-vertical:   8px;
+@breadcrumb-padding-horizontal: 15px;
+//** Breadcrumb background color
+@breadcrumb-bg:                 #f5f5f5;
+//** Breadcrumb text color
+@breadcrumb-color:              #ccc;
+//** Text color of current page in the breadcrumb
+@breadcrumb-active-color:       @gray-light;
+//** Textual separator for between breadcrumb elements
+@breadcrumb-separator:          "/";
+
+
+//== Carousel
+//
+//##
+
+@carousel-text-shadow:                        0 1px 2px rgba(0,0,0,.6);
+
+@carousel-control-color:                      #fff;
+@carousel-control-width:                      15%;
+@carousel-control-opacity:                    .5;
+@carousel-control-font-size:                  20px;
+
+@carousel-indicator-active-bg:                #fff;
+@carousel-indicator-border-color:             #fff;
+
+@carousel-caption-color:                      #fff;
+
+
+//== Close
+//
+//##
+
+@close-font-weight:           bold;
+@close-color:                 #000;
+@close-text-shadow:           0 1px 0 #fff;
+
+
+//== Code
+//
+//##
+
+@code-color:                  #c7254e;
+@code-bg:                     #f9f2f4;
+
+@kbd-color:                   #fff;
+@kbd-bg:                      #333;
+
+@pre-bg:                      #f5f5f5;
+@pre-color:                   @gray-dark;
+@pre-border-color:            #ccc;
+@pre-scrollable-max-height:   340px;
+
+
+//== Type
+//
+//##
+
+//** Horizontal offset for forms and lists.
+@component-offset-horizontal: 180px;
+//** Text muted color
+@text-muted:                  @gray-light;
+//** Abbreviations and acronyms border color
+@abbr-border-color:           @gray-light;
+//** Headings small color
+@headings-small-color:        @gray-light;
+//** Blockquote small color
+@blockquote-small-color:      @gray-light;
+//** Blockquote font size
+@blockquote-font-size:        (@font-size-base * 1.25);
+//** Blockquote border color
+@blockquote-border-color:     @gray-lighter;
+//** Page header border color
+@page-header-border-color:    @gray-lighter;
+//** Width of horizontal description list titles
+@dl-horizontal-offset:        @component-offset-horizontal;
+//** Horizontal line color.
+@hr-border:                   @gray-lighter;
+
+

searx/static/oscar/less/bootstrap/wells.less

@@ -0,0 +1,29 @@
+//
+// Wells
+// --------------------------------------------------
+
+
+// Base class
+.well {
+  min-height: 20px;
+  padding: 19px;
+  margin-bottom: 20px;
+  background-color: @well-bg;
+  border: 1px solid @well-border;
+  border-radius: @border-radius-base;
+  .box-shadow(inset 0 1px 1px rgba(0,0,0,.05));
+  blockquote {
+    border-color: #ddd;
+    border-color: rgba(0,0,0,.15);
+  }
+}
+
+// Sizes
+.well-lg {
+  padding: 24px;
+  border-radius: @border-radius-large;
+}
+.well-sm {
+  padding: 9px;
+  border-radius: @border-radius-small;
+}