docs/assets/sass/libs/_mixins.scss

-/// 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}");
-
-}
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