.fa-doc-icons a[href$=".pdf"]::before {
   font-family: "Font Awesome 6 Pro";
    content: "\f1c1";
    vertical-align: middle;
    font-weight: 900;
    margin-right: 5px;
}

.fa-doc-icons a[href$=".docx"]::before {
   font-family: "Font Awesome 6 Pro";
    content: "\f1c2";
    vertical-align: middle;
    font-weight: 900;
    margin-right: 5px;
}

.fa-doc-icons a[href$=".pptx"]::before, a[href$=".ppt"]::before {
   font-family: "Font Awesome 6 Pro";
    content: "\f1c4";
    vertical-align: middle;
    font-weight: 900;
    margin-right: 5px;
}