/* 定义H字体 */
 @font-face {
     font-family: 'HYChengXingJ';
     src: url('font/HYChengXingJ.woff2') format('woff2'),
         url('font/HYChengXingJ.woff') format('woff');
     /* 实际项目中应使用以下格式 */
     /* 
            src: url('path-to-font/HYChengXingJ.woff2') format('woff2'),
                 url('path-to-font/HYChengXingJ.woff') format('woff');
            */
     font-weight: normal;
     font-style: normal;
     font-display: swap;
 }