.md-typeset h1::before {
    display: inline-block !important;
    font-family: "FontAwesome";
    content: "\f02d" !important;
    margin-right: .3em;
}

.md-typeset h2::before {
    display: inline-block !important;
    font-family: "FontAwesome";
    content: "\f0a9" !important;
    margin-right: .3em;
}

.md-typeset h3::before {
    display: inline-block !important;
    font-family: "FontAwesome";
    content: "\f013" !important;
    margin-right: .3em;
}