text: import React, { Component } from 'react';
  import './App.css'
  import { BrowserRouter as Router } from 'react-router-dom'
  import {Container} from 'react-bootstrap'
  import Header from '../Header/header'
  import RouterView from '../../components/Router-view/router-view'
  
  
  class App extends Component {
    constructor(props) {
      super(props)
      this.state = {
      };
    }
    componentDidMount(){
    }
  
  
  
    render() {
      return (
        <div className="App">
          <Router>
            <Header/>
            <Container id="container">
              <RouterView/>
            </Container>
          </Router>
        </div>
      ); 
  }
  }
  
  export default App;