@font-face {
    font-family: formula;
    src: url(../fonts/formula.otf);
}

@font-face {
    font-family: maria;
    src: url(../fonts/maria.otf);
    font-weight: 100 900;
}

@font-face {
    font-family: sourcesans;
    src: url(../fonts/sourcesans/regular.ttf);
    font-weight: 400;
}

@font-face {
    font-family: sourcesans;
    src: url(../fonts/sourcesans/bold.ttf);
    font-weight: 700;
}