.tree-node--with-tree-line{position:relative}.tree-line{background-color:#bbb;position:absolute}.tree-vline{bottom:0;top:0;width:1px}.tree-hline{height:1px;top:50%;width:10px}.he-tree--rtl{direction:rtl}.he-tree-drag-placeholder{background:#ddf2f9;border:1px dashed #00d9ff;height:22px;width:100%}.he-tree__open-icon{cursor:pointer;display:inline-block;-webkit-user-select:none;-moz-user-select:none;user-select:none}.he-tree__open-icon.open{transform:rotate(90deg)}.he-tree__open-icon svg{width:1em}