text: import React, { Component } from 'react';
  import './customers.css';
  
  class NavigationBar extends Component {
  
    render() {
      return (
        <div>
          <link href="https://fonts.googleapis.com/css?family=Source+Sans+Pro:200,300,400,600" 
            rel="stylesheet" />  
          <nav class="navbar navbar-default navbar-light bg-light">
          {/* <a class="navbar-brand" href="#"></a> */}
          <button class="navbar-toggler" type="button" data-toggle="collapse" 
            data-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" 
            aria-expanded="false" aria-label="Toggle navigation">
          <span class="navbar-toggler-icon"></span>
          </button>    
          </nav>
        </div>
  
      );
    }
  }
  
  export default NavigationBar;
  