body,html{width:100%;height:100%;overflow-x:hidden;font-size:12px;box-sizing:border-box}body,html{margin:0;padding:0}p{font-size:14px;padding:10px 30px;color:#333;text-indent:2em;margin:0}.demo-site{display:flex;height:100%}.demo-tabs{width:200px;height:100%;overflow-y:auto;border-right:1px solid #ccc;margin-right:10px}.demo-tabs .demo-ele{display:block;padding:10px;margin-bottom:-1px;cursor:pointer;text-align:center}.demo-tabs .demo-ele:nth-child(odd){background-color:#eee}.demo-tabs .demo-ele[selected=selected]{background-color:#1890ff;color:#fff}.demo-tabs .demo-ele:hover{opacity:.7}#demo-iframe{width:100%;height:100%;margin:0;padding:0;border:0}