.room120_before-after{margin:0 auto;overflow:hidden;width:100%}.room120_before-after_a{display:block;font-size:0;position:relative;-ms-touch-action:none;-webkit-touch-callout:none;-webkit-user-select:none}.room120_before-after_a img{height:auto;width:100%}.room120_before-after_b{background-size:cover;border-right:3px solid #fff;height:100%;left:0;position:absolute;top:0;width:50%}.room120_before-after_a:hover{cursor:col-resize}