.sub-title {
  color: #222;
  font-size: 16px;
  line-height: 20px;
  margin-bottom: 16px;
  position: relative;
}
.sub-title.dark {
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  font-size: 14px;
  background-image: url('../imgs/bg_light.png');
  background-repeat: no-repeat;
  padding-left: 20px;
  background-image: url('../imgs/bg.png');
  color: #fff;
}
.sub-title.blue {
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  font-size: 14px;
  padding-left: 20px;
  color: #fff;
  background-repeat: no-repeat;
  background-image: url('../imgs/bg_light.png');
}
.sub-title .extra {
  position: absolute;
  right: 0;
  top: 0;
}
.sub-title2 {
  height: 40px;
  line-height: 40px;
  color: #1f1f1f;
  font-size: 16px;
  margin-bottom: 16px;
  padding: 0 12px;
  position: relative;
  border-bottom: 1px solid rgba(179, 179, 179, 0.2);
}
.sub-title2.dark {
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  font-size: 14px;
  background-image: url('../imgs/bg_light.png');
  background-repeat: no-repeat;
  padding-left: 20px;
  background-image: url('../imgs/bg.png');
  color: #fff;
}
.sub-title2.blue {
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  font-size: 14px;
  line-height: 18px;
  background-repeat: no-repeat;
  padding-left: 20px;
  background-image: url('../imgs/bg_light.png');
  color: #fff;
}
.sub-title2 .extra {
  position: absolute;
  right: 12px;
  top: 0;
}
