@font-face {
    font-family: 'Bold';
    font-display: swap;
    src: url('../font/HarmonyOS_Sans_SC_Bold.woff2') format('woff2'),
         url('../font/HarmonyOS_Sans_SC_Bold.woff') format('woff'),
         url('../font/HarmonyOS_Sans_SC_Bold.ttf') format('truetype');
}
body {
    font-family: 'Bold', sans-serif;
}