div.icon {
  display: inline-block;
  cursor: pointer;
  height: 50px;
  background-color: #fff;
  border-radius: 2.08333vw;
  float: right;
  width: 50px;
  text-align: center;
  line-height: 50px;
  margin-right: 80px;
  margin-top: 9px;
}

div.icon i {
  width: 25px;
  height: 25px;
  margin: auto;
  display: inline-block;
  vertical-align: sub;
}

.icon-back i {
  background: url("../assets/image/icon/fanhui.png") no-repeat center/contain;
}
