Move ionic css imports to index page

Author: LakshanKarunathilake

src/index.tsx

@@ -1,10 +1,13 @@
-import React from 'react';
-import ReactDOM from 'react-dom';
-import './index.css';
-import App from './App';
-import * as serviceWorker from './serviceWorker';
+import React from "react";
+import ReactDOM from "react-dom";
+import "./index.css";
+// Ionic 4 styles
+import "@ionic/core/css/core.css";
+import "@ionic/core/css/ionic.bundle.css";
+import App from "./App";
+import * as serviceWorker from "./serviceWorker";
 
-ReactDOM.render(<App />, document.getElementById('root'));
+ReactDOM.render(<App />, document.getElementById("root"));
 
 // If you want your app to work offline and load faster, you can change
 // unregister() to register() below. Note this comes with some pitfalls.