@font-face {
  font-family: "PingFang-Heavy";
  src: url("PingFangHeavy.otf");
}
@font-face {
  font-family: "PingFang-SC";
  src: url("PingFang-Regular.ttf");
}
@font-face {
  font-family: "PingFang-Medium";
  src: url("PingFang-Medium.ttf");
}
@font-face {
  font-family: "DIN";
  src: url("DIN-Medium.ttf");
}