/* footer二维码 */
.infor {
  width: 100px;
  right: 270px;
  padding-top: 4px;
  position: absolute;
  color: #fff;
  text-align: center;
}
.qr-box {
  width: 100%;
  height: 100px;
  background: #fff;
  position: relative;
}
.infor .qr-box .img {
  width: 98px;
  height: 98px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%,-50%);
}
.infortxt {
  color: white;
  font-size: 10px;
} 
.banner .teacher-link {
  position: absolute;
  right: 25%;
  top: 82%;
  font-size: 10px;
  font-family: SourceHanSansCN-Normal;
  font-weight: 200;
  color: 	rgb(159, 241, 241);
  line-height: 25px;
  cursor: pointer;
}