a[href$=".rar"]::after,a[href$=".zip"]::after,a[href$=".7z"]::after{
    font-family: "Font Awesome 5 Free";
    content: "\f187";
}
a[href$=".pdf"]::after{
    font-family: "Font Awesome 5 Free";
    content: "\f1c1";
}
a[href$=".doc"]::after,a[href$=".docx"]::after{
    font-family: "Font Awesome 5 Free";
    content: "\f1c2";
}
a[href$=".xls"]::after,a[href$=".xlsx"]::after{
    font-family: "Font Awesome 5 Free";
    content: "\f1c3";
}
a[href$=".mp4"]::after{
    font-family: "Font Awesome 5 Free";
    content: "\f1c8";
}