getContainer={false}

public/react/src/modules/page/VNCContainer.js

@@ -131,6 +131,7 @@ class VNCContainer extends Component {
 						.vncDrawer .rc-tree {
 							padding: 16px;
 							max-width: 220px;
+							color: #CBCBCB;
 						}
 
 						.vncDrawer .ant-drawer-wrapper-body {

public/react/src/modules/page/component/SecondDrawer.js

@@ -50,7 +50,7 @@ class SecondDrawer extends React.Component {
     // 180  不知道为什么会偏移 180px
     return (
         <Drawer
-          // mask={!this.state.visible}
+          mask={!this.state.visible}
           title="　"
           width={this.state.childrenDrawer ? secondDrawerWidth + firstDrawerWidth - 180 : firstDrawerWidth}
           closable={false}
@@ -58,6 +58,7 @@ class SecondDrawer extends React.Component {
           visible={this.state.visible}
           maskClosable={maskClosable}
           className={firstDrawerClassName}
+          getContainer={false}
         >
           {/* <button type="primary" onClick={this.showSecondDrawer}>
             Two-level drawer