text: import React from 'react';
  import {render} from 'react-dom';
  import MuiThemeProvider from 'material-ui/styles/MuiThemeProvider';
  import RaisedButton from 'material-ui/RaisedButton';
  import TextField from 'material-ui/TextField';
  import axios from 'axios';
  import MainComponent from './MainComponent';
  
  const App = () => (
    <MuiThemeProvider>
      <MainComponent />
    </MuiThemeProvider>
  );
  
  render(<App/>, document.getElementById('app'));
  