@font-face {
    font-family: "OS-R";
    src: url('./fonts/opensans-regular.eot');
    src: url('./fonts/opensans-regular.eot?#iefix') format('embedded-opentype'),
    url('./fonts/opensans-regular.woff') format('woff'),
    url('./fonts/opensans-regular.ttf') format('truetype'),
    url('./fonts/opensans-regular.svg#opensans-regular') format('svg');
    font-weight: normal;
    font-style: normal;
}

@font-face {
    font-family: "OS-B";
    src: url('./fonts/opensans-bold.eot');
    src: url('./fonts/opensans-bold.eot?#iefix') format('embedded-opentype'),
    url('./fonts/opensans-bold.woff') format('woff'),
    url('./fonts/opensans-bold.ttf') format('truetype'),
    url('./fonts/opensans-bold.svg#opensans-bold') format('svg');
    font-weight: normal;
    font-style: normal;
}

@font-face {
    font-family: "OS-SB";
    src: url('./fonts/opensans-semibold.eot');
    src: url('./fonts/opensans-semibold.eot?#iefix') format('embedded-opentype'),
    url('./fonts/opensans-semibold.woff') format('woff'),
    url('./fonts/opensans-semibold.ttf') format('truetype'),
    url('./fonts/opensans-semibold.svg#opensans-semibold') format('svg');
    font-weight: normal;
    font-style: normal;
}