This replaces a bit of text in a div with some font awesome icon. Note that you must have font awesome already installed on your website.

div{
width: 15%;
text-indent: -999em;
display: flex;

&:after{
font-family: "Font Awesome 5 Pro";
display: block;
content: "\f002";
text-indent: 0;
color:$grey;
}
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