* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body,
#app {
  width: 100%;
  height: 100%;
  font-family: "PingFangSC-Regular", "PingFang SC", "PingFangSC-light",
    "Helvetica Neue", "Hiragino Sans GB", Helvetica, "Microsoft YaHei", Arial,
    sans-serif;
}
