.k-0g35po{display:flex;height:100%}.k-0g35po-title{width:200px;height:50px;line-height:50px;text-align:center;background:#304156;color:#fefefe;transition:width .5s ease}.k-0g35po-collapse{width:64px}.k-0g35po-conent{flex:1;position:relative}.k-0g35po-conent .k-0g35po-continer{position:absolute;left:0;top:0;bottom:0;right:0}