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