@font-face {
  /* 标准 */
  font-family: "Font Regular";
  src: url("https://lietan-bucket.obs.cn-south-1.myhuaweicloud.com/AppResource/Font/PingFangSC/PingFangSC-Regular.ttf");
}
@font-face {
  /* 中黑 */
  font-family: "Font Medium";
  src: url("https://lietan-bucket.obs.cn-south-1.myhuaweicloud.com/AppResource/Font/PingFangSC/PingFangSC-Medium.ttf");
}
@font-face {
  /* 中粗 */
  font-family: "Font Bold";
  src: url("https://lietan-bucket.obs.cn-south-1.myhuaweicloud.com/AppResource/Font/PingFangSC/PingFangSC-Regular.ttf");
}

/* 以上三种苹方字体从细到粗依次是
  Regular  100-500(相同)
  Bold     100-500(相同)
  Medium   100-900(相同)
  Regular  600-900(相同)
  Bold     600-900(相同)
  取三个做以下变量
*/

:root {
  --font-regular--: normal 400 16px 'Font Regular';
  --font-medium--: normal 400 16px 'Font Medium';
  --font-bold--: normal 700 16px 'Font Bold';
}