mirror of
https://github.com/twbs/bootstrap.git
synced 2024-11-29 11:24:18 +01:00
148 lines
2.6 KiB
SCSS
148 lines
2.6 KiB
SCSS
//
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// Scaffolding
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// --------------------------------------------------
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// Reset the box-sizing
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//
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// Heads up! This reset may cause conflicts with some third-party widgets.
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// For recommendations on resolving such conflicts, see
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// http://getbootstrap.com/getting-started/#third-box-sizing
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*,
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*:before,
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*:after {
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box-sizing: border-box;
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}
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// Body reset
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html {
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font-size: $font-size-root;
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-webkit-tap-highlight-color: rgba(0,0,0,0);
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}
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body {
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font-family: $font-family-base;
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font-size: $font-size-base;
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line-height: $line-height-base;
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color: $text-color;
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background-color: $body-bg;
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}
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// Reset fonts for relevant elements
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input,
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button,
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select,
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textarea {
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font-family: inherit;
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font-size: inherit;
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line-height: inherit;
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}
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// Links
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a {
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color: $link-color;
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text-decoration: none;
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&:hover,
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&:focus {
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color: $link-hover-color;
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text-decoration: $link-hover-decoration;
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}
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&:focus {
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@include tab-focus();
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}
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}
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// Figures
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//
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// We reset this here because previously Normalize had no `figure` margins. This
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// ensures we don't break anyone's use of the element.
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figure {
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margin: 0;
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}
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// Images
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img {
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vertical-align: middle;
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}
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// Responsive images (ensure images don't scale beyond their parents)
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.img-responsive {
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@include img-responsive();
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}
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// Rounded corners
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.img-rounded {
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@include border-radius($border-radius-lg);
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}
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// Image thumbnails
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.img-thumbnail {
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padding: $thumbnail-padding;
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line-height: $line-height-base;
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background-color: $thumbnail-bg;
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border: 1px solid $thumbnail-border;
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border-radius: $thumbnail-border-radius;
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transition: all .2s ease-in-out;
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@include box-shadow(0 1px 2px rgba(0,0,0,.075));
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// Keep them at most 100% wide
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@include img-responsive(inline-block);
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}
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// Perfect circle
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.img-circle {
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border-radius: 50%; // set radius in percents
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}
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// Horizontal rules
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hr {
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margin-top: $spacer;
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margin-bottom: $spacer;
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border: 0;
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border-top: .05rem solid $hr-border;
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}
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// Only display content to screen readers
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//
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// See: http://a11yproject.com/posts/how-to-hide-content/
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.sr-only {
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position: absolute;
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width: 1px;
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height: 1px;
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padding: 0;
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margin: -1px;
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overflow: hidden;
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clip: rect(0,0,0,0);
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border: 0;
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}
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// Use in conjunction with .sr-only to only display content when it's focused.
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// Useful for "Skip to main content" links; see http://www.w3.org/TR/2013/NOTE-WCAG20-TECHS-20130905/G1
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// Credit: HTML5 Boilerplate
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.sr-only-focusable {
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&:active,
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&:focus {
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position: static;
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width: auto;
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height: auto;
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margin: 0;
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overflow: visible;
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clip: auto;
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}
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}
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