anchor.diff:              </div>
           </div>
       </nav>
  +
   	<main>
           <div class="container">
               <div id="content">
   	            <div class="row">
   	            	<section class="col-md-4">
  +
   							Hello World
  +
   					</section>
   					<section class="col-md-4">
  +
  +							Hello World
  +
   					</section>
   				</div>
               </div>
  
positive.code: 			<h1>Hello World</h1>
  		</div>
  	</header>
  	<nav class="navbar navbar-default" role="navigation">
          <div class="container">
              <div class="navbar-brand">
  
negative.code:             </span>
          </div>
      </footer>
  
  	<!-- jQuery -->
  	<script src="https://code.jquery.com/jquery-2.2.3.js"></script>
  
  	<!-- Bootstrap -->
  	<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js" ></script>
  
  