.popup-tj{
  position: fixed;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,.8);
  z-index: 999999999;
  top:0;
  left: 0;
  display: none;
}
#guanggao{
  position: absolute;
  top:50%;
  left: 50%;
  transform: translate(-50%,-50%);
  width: 100%;
  /* height: 30%; */
  /* border: 1px solid #fff; */

}
.popup-close{
  border: 1px solid #fff;
  font-size: 0.3rem;
  color: #fff;
  text-align: center;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  position: absolute;
  top: 0.2rem;
  right: 0.3rem;
  display: none;
}