@font-face {
    font-family: 'Open Sans';
    font-style: normal;
    font-weight: 400;
    src: url('OpenSans-Regular.ttf') format('truetype');
}

@font-face {
    font-family: 'Open Sans';
    font-style: normal;
    font-weight: 600;
    src: url('OpenSans-SemiBold.ttf') format('truetype');
}

@font-face {
    font-family: 'Open Sans';
    font-style: normal;
    font-weight: 700;
    src: url('OpenSans-Bold.ttf') format('truetype');
}

@font-face {
    font-family: 'Open Sans';
    font-style: normal;
    font-weight: 800;
    src: url('OpenSans-ExtraBold.ttf') format('truetype');
}