*{
  margin: 0;
  padding: 0;
}
html, body,#app{
  font-size: calc((100vw / 19.2));
  font-family: 'siyuanheiti';
  overflow-x: hidden;
}
ul,li{
  list-style: none;
}
.contentArea{
  width: 12rem;
}
.hidden {
  display: none !important;
}
@font-face {
  font-family: siyuanheiti;
  /* src: url("https://betar.oss-cn-beijing.aliyuncs.com/beta-cloud-website/font/siyuanheiti.otf"); */
}