@font-face {
    font-family: 'SourceHanSansCN';
    src: url('SourceHanSansCN.woff2') format('woff2'),
    url('SourceHanSansCN.woff') format('woff'),
    url('SourceHanSansCN.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}