@font-face {
  font-family: 'Abel';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.googlefonts.cn/s/abel/v18/MwQ5bhbm2POE2V9BOA.ttf) format('truetype');
}
@font-face {
  font-family: 'PT Sans';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.googlefonts.cn/s/ptsans/v17/jizaRExUiTo99u79D0KEwA.ttf) format('truetype');
}
@font-face {
  font-family: 'Philosopher';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.googlefonts.cn/s/philosopher/v20/vEFV2_5QCwIS4_Dhez5jcWBuT0g.ttf) format('truetype');
}