#slider #background,#slider #overlay{height:100%;overflow:hidden;top:0;left:0;background:#fff}#slider #overlay{position:absolute;background:#223b59}#slider #background{width:100%;position:relative}#slider #slide-control{cursor:e-resize;position:fixed;transform:translateX(-50%);height:100%;top:0;z-index:2}#slider #slide-control .separator{border:2px solid black;height:100%;width:0;left:50%;transform:translateX(-50%);position:relative}#slider #slide-control .content{position:fixed;top:50%;transform:translate(-50%, -50%)}#slider #overlay .content,#slider #background .content{width:100vw;height:100%;display:inline-block;position:relative;top:0;left:0}