.item-input{padding:10px 20px}.ButtonGroup{padding:0 20px 10px 20px}#charts1,#charts2,#charts3,#charts4{width:50%;float:left}.main-content{border:1px solid #eee;border-radius:6px;margin-bottom:20px;position:relative;-webkit-transition:all .2s ease-in-out;transition:all .2s ease-in-out}.col-split{display:block;position:absolute;top:0;bottom:0;border:1px dashed #eee;height:500px}.ivu-tree-title{padding:5px 5px}