@font-face {
    font-family: 'Sen';
    src: url('sen/sen.regular.ttf') format('truetype'),
         url('sen/sen.regular.otf') format('opentype');
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: 'Sen';
    src: url('sen/sen.bold.ttf') format('truetype'),
         url('sen/sen.bold.otf') format('opentype');
    font-weight: 600;
    font-style: normal;
}

@font-face {
    font-family: 'Sen';
    src: url('sen/sen.extrabold.ttf') format('truetype'),
         url('sen/sen.extrabold.otf') format('opentype');
    font-weight: 900;
    font-style: normal;
}