content: import React, { Component } from 'react';
  import { WebView } from 'react-native';
  
  class App extends Component {
    render() {
      return (
        <WebView
          source={{uri: 'https://github.com/facebook/react-native'}}
          style={{marginTop: 20}}
        />
      );
    }
  }
  
  export default App;