add antd

src/index.tsx

@@ -1,10 +1,12 @@
 import * as React from "react";
 import * as ReactDOM from "react-dom";
 import Hello from "./components/Hello";
+import Editor from "./Editor";
 import './index.css';
+import 'antd/dist/antd.css';
 
 ReactDOM.render(
-  <Hello />,
+  <Editor />,
   // <div className="test">hello!!!!!</div>,
   document.getElementById('root') as HTMLElement
 );