.el-tree {
  margin-right: 10px;
}
.el-tree .el-tree-node__label {
  width: auto;
  overflow: hidden!important;
  text-overflow: ellipsis!important;
  white-space: nowrap!important;
}

#search_en_container {
  border-left: 1px solid #dde0ea;
}
.search_en {
  font-size: 15px;
  text-align: center;
  line-height: 23px;
  white-space: nowrap;
  cursor: pointer;
}
.search_en:hover {
  color: #36A9E1;
}
.el_tree_container {
  overflow-y: auto;
  height: 600px;
}