text: import React, { Component } from 'react';
  import Header from '../components/header';
  
  import Home from './home';
  
  class App extends Component {
    render() {
      return (
        <div>
          <Header/>
          <div>
            {this.props.children || <Home/>}
          </div>
        </div>
      );
    }
  }
  
  export default App;
  