@font-face {
    font-family: Duospace;
    src: url("iA Writer Duospace/iAWriterDuospace-Regular.otf") format("opentype");
}

@font-face {
    font-family: Duospace;
    font-weight: bold;
    src: url("iA Writer Duospace/iAWriterDuospace-Bold.otf") format("opentype");
}