.treeClass[data-v-a9981682]{width:180px;text-align:left;position:relative}.atreebox[data-v-a9981682]{height:250px;width:180px;overflow:hidden;overflow-y:auto;position:absolute;z-index:999}.treeClass{position:absolute;z-index:99;background-color:#fff;padding-right:24px;-webkit-box-shadow:0 0 10px #ccc;box-shadow:0 0 10px #ccc;width:200px;height:300px;overflow-y:scroll}