@font-face {
    font-family: 'interface';
    src: url('fonts/interface-light.woff') format('woff');
    font-weight: 200;
    font-style: normal;
}
@font-face {
    font-family: 'interface';
    src: url('fonts/interface-regular.woff') format('woff');
    font-weight: 400;
    font-style: normal;
}
@font-face {
    font-family: 'interface';
    src: url('fonts/interface-bold.woff') format('woff');
    font-weight: 600;
    font-style: normal;
}