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css/fontawesome/less/mixins.less
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20190709
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// Mixins
// --------------------------
.fa-icon() {
display: inline-block;
font: normal normal normal @fa-font-size-base/@fa-line-height-base FontAwesome; // shortening font declaration
font-size: inherit; // can't have font-size inherit on line above, so need to override
text-rendering: auto; // optimizelegibility throws things off #1094
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}
.fa-icon-rotate(@degrees, @rotation) {
-ms-filter: "progid:DXImageTransform.Microsoft.BasicImage(rotation=@{rotation})";
-webkit-transform: rotate(@degrees);
-ms-transform: rotate(@degrees);
transform: rotate(@degrees);
}
.fa-icon-flip(@horiz, @vert, @rotation) {
-ms-filter: "progid:DXImageTransform.Microsoft.BasicImage(rotation=@{rotation}, mirror=1)";
-webkit-transform: scale(@horiz, @vert);
-ms-transform: scale(@horiz, @vert);
transform: scale(@horiz, @vert);
}
// Only display content to screen readers. A la Bootstrap 4.
//
// See: http://a11yproject.com/posts/how-to-hide-content/
.sr-only() {
position: absolute;
width: 1px;
height: 1px;
padding: 0;
margin: -1px;
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;
}
}
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