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/// Makes an element's :before pseudoelement a FontAwesome icon.
/// @param {string} $content Optional content value to use.
/// @param {string} $category Optional category to use.
/// @param {string} $where Optional pseudoelement to target (before or after).
@mixin icon($content: false, $category: regular, $where: before) {
text-decoration: none;
&:#{$where} {
@if $content {
content: $content;
}
-moz-osx-font-smoothing: grayscale;
-webkit-font-smoothing: antialiased;
display: inline-block;
font-style: normal;
font-variant: normal;
text-rendering: auto;
line-height: 1;
text-transform: none !important;
@if ($category == brands) {
font-family: 'Font Awesome 5 Brands';
}
@elseif ($category == solid) {
font-family: 'Font Awesome 5 Free';
font-weight: 900;
}
@else {
font-family: 'Font Awesome 5 Free';
font-weight: 400;
}
}
}
/// Applies padding to an element, taking the current element-margin value into account.
/// @param {mixed} $tb Top/bottom padding.
/// @param {mixed} $lr Left/right padding.
/// @param {list} $pad Optional extra padding (in the following order top, right, bottom, left)
/// @param {bool} $important If true, adds !important.
@mixin padding($tb, $lr, $pad: (0,0,0,0), $important: null) {
@if $important {
$important: '!important';
}
$x: 0.1em;
@if unit(_size(element-margin)) == 'rem' {
$x: 0.1rem;
}
padding: ($tb + nth($pad,1)) ($lr + nth($pad,2)) max($x, $tb - _size(element-margin) + nth($pad,3)) ($lr + nth($pad,4)) #{$important};
}
/// Encodes a SVG data URL so IE doesn't choke (via codepen.io/jakob-e/pen/YXXBrp).
/// @param {string} $svg SVG data URL.
/// @return {string} Encoded SVG data URL.
@function svg-url($svg) {
$svg: str-replace($svg, '"', '\'');
$svg: str-replace($svg, '%', '%25');
$svg: str-replace($svg, '<', '%3C');
$svg: str-replace($svg, '>', '%3E');
$svg: str-replace($svg, '&', '%26');
$svg: str-replace($svg, '#', '%23');
$svg: str-replace($svg, '{', '%7B');
$svg: str-replace($svg, '}', '%7D');
$svg: str-replace($svg, ';', '%3B');
@return url("data:image/svg+xml;charset=utf8,#{$svg}");
}