@font-face {
  font-family: PingFang SC-Regular;
  font-size: 16px;
  src: url('./fonts/PingFang Regular.ttf');
}
@font-face {
  font-family: PingFang SC-Medium;
  font-size: 16px;
  src: url('./fonts/ Medium.ttf');
}
@font-face {
  font-family: PingFang SC-Bold;
  font-size: 16px;
  src: url('./fonts/PingFang Bold.ttf');
}