.floor-guide-col dd.floor-guide-ev ul li:before{
    position: absolute;
    left: 50%;
    content: '';
    width: 4px;
    height: 320px;
    -webkit-transform: translateX(-50%);
    transform: translateX(-50%);
    z-index: 1;
  }
  
.image-skytree{
  display: table-cell;
  width: 360px;
  background: url(/en/floor/img/img_tower_01.png) no-repeat 30px top;
  vertical-align: top; 
}

@media screen and (max-width: 767px) {

  .image-skytree{
    position: relative;
    display: block;
    width: 65%;
    margin: 0 auto;
    padding-bottom: 138.75%;
    background: url(/en/floor/img/img_tower_sp_01.png) no-repeat center;
    background-size: 100% auto;
  }
  
  .floor-guide-col dl br {
    display: block;
  }
	
	.floor-guide-col dd.floor-guide-ev ul li.line-height01:before {
			height: 190px;
	}	
	
	.floor-guide-col dt {
			width: 64px;
	}	

}