.tree-left-title{background:#fff;position:relative}.tree-left-title.heg{height:100%;width:32px;padding:0;cursor:pointer}.tree-left-title.heg .tree-but{height:40px;padding:15px 8px;position:absolute;top:0;right:0}.tree-left-title.heg .tree-text{display:block;height:60%;width:20px;margin:50px auto;white-space:normal;word-wrap:break-word;text-align:center}.tree-left-title .tree-but{height:100%;padding:0;position:absolute;top:0;right:0}