.imodal{
  overflow: hidden;
  height: 100vh;
}
.ibanner-wrapper{
  width: 100vw;
  height: 100vh;
  position: fixed;
  top: 0;
  left: 0;
  background-color: rgba(0,0,0,.75);
  z-index: 99;
  transition: opacity .25s ease-in-out;
  opacity: 0;
  visibility: hidden;
}
.ibanner-wrapper.visible{
  opacity: 1;
  visibility: visible;
}
.ibanner-wrapper.dn{
  display: none;
}
.ibanner-item{
  width: 600px;
  height: 400px;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  z-index: 99;
  transition: opacity .25s ease-in-out;
  opacity: 0;
  visibility: hidden;
}
.ibanner-item.visible{
  opacity: 1;
  visibility: visible;
}
.ibanner-item.dn{
  display: none;
}
.ibanner-link{
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: inline-block;
}
.ibanner-close{
  position: absolute;
  display: flex;
  justify-content: center;
  align-items: center;
  top: 5px;
  right: 5px;
  font-size: 24px;
  line-height: 24px;
  width: 40px;
  height: 40px;
}
.ibanner-close:hover{
  cursor: pointer;
}