text: import React, { Component } from 'react';
  
  export class Header extends Component {
  	render() {
  		return (
  			<div>
  
  			<nav className="navbar navbar-expand-sm navbar-light bg-light">
  			  <button className="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarTogglerDemo01" aria-controls="navbarTogglerDemo01" aria-expanded="false" aria-label="Toggle navigation">
  			    <span className="navbar-toggler-icon"></span>
  			  </button>
  			  <div className="collapse navbar-collapse" id="navbarTogglerDemo01">
  			    <a className="navbar-brand" href="#">Animal Rescue</a>
  			    <ul className="navbar-nav mr-auto mt-2 mt-lg-0">
  			    /*
  			      <li className="nav-item active">
  			        <a className="nav-link" href="#">Home <span className="sr-only">(current)</span></a>
  			      </li>
  			      <li className="nav-item">
  			        <a className="nav-link" href="#">Link</a>
  			      </li>
  			      <li className="nav-item">
  			        <a className="nav-link disabled" href="#" tabindex="-1" aria-disabled="true">Disabled</a>
  			      </li>
  			    */
  			    </ul>
  			  </div>
  			</nav>
  
  			</div>
  		)
  	}
  }
  
  export default Header