import React from 'react' import ReactDOM from 'react-dom' import { AppContainer } from 'react-hot-loader' import App from './app' import './index.css' /** * Mount the router. */ const root = window.document.createElement('div') root.id = 'root' window.document.body.appendChild(root) const render = Component => { ReactDOM.render( , root ) } render(App) // Webpack Hot Module Replacement API if (module.hot) { module.hot.accept('./app', () => render(App)) }