@font-face {
    font-family: OpenSans;
    src: url('OpenSans-Light.ttf');
    font-weight: 300;
    font-style: normal;
}
@font-face {
    font-family: OpenSans;
    src: url('OpenSans-Regular.ttf');
    font-weight: 400;
    font-style: normal;
}
@font-face {
    font-family: OpenSans;
    src: url('OpenSans-SemiBold.ttf ');
    font-weight: 600;
    font-style: normal;
}
@font-face {
    font-family: OpenSans;
    src: url('OpenSans-Bold.ttf');
    font-weight: 700;
    font-style: normal;
}