Introduce special fonts into your own website

First: Download the fonts you want to import

 Introduce in your own css file

@font-face {
    font-family:HarmonyOS_Sans_SC_Medium;font-style: normal;font-display: swap;
    src: url('../fonts/HarmonyOS_Sans_SC_Medium.woff2') format('woff2'),
         url('../fonts/HarmonyOS_Sans_SC_Medium.woff') format('woff');
}
*{font-family:HarmonyOS_Sans_SC_Medium;}

final effect

 I am using the Hongmeng font