@font-face {
    font-family: 'MyFont';
    size-adjust: 140%;
    src: url('font-bd.eot');
    src: url('font-bd.eot?#iefix') format('embedded-opentype'),
         url('font-bd.woff2') format('woff2'),
         url('font-bd.woff') format('woff'),
         url('font-bd.ttf')  format('truetype');
    font-weight: bold;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'MyFont';
    size-adjust: 140%;
    src: url('font-med.eot');
    src: url('font-med.eot?#iefix') format('embedded-opentype'),
         url('font-med.woff2') format('woff2'),
         url('font-med.woff') format('woff'),
         url('font-med.ttf')  format('truetype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'MyFont';
    size-adjust: 140%;
    src: url('font.eot');
    src: url('font.eot?#iefix') format('embedded-opentype'),
         url('font.woff2') format('woff2'),
         url('font.woff') format('woff'),
         url('font.ttf')  format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}