@font-face {

    font-family: 'SourceHanSansCN';
    font-weight: normal;
    font-style: normal;
    font-display: swap;
    src:  url('1.woff2') format('woff2');
}

@font-face {

    font-family: 'OPPOSourceHanSansCN';
    font-weight: normal;
    font-style: normal;
    font-display: swap;
    src:  url('2.woff2') format('woff2');
}

html,body, textarea {
    font-family: SourceHanSansCN, Arial, sans-serif !important;
}