anchor.diff:            </div><!--/.nav-collapse -->
         </div><!-- /.container -->
       </div> <!-- /.navbar -->
  +  </header>
   
         <div class="col-xs-6 col-sm-3 sidebar-offcanvas categories" id="sidebar" role="navigation">
           <div class="list-group">
  
positive.code:           <div class="message-output">
              <%= render 'message/message' %>
            </div>
    
            <%= yield %>
            
          </div><!--/span-->
        </div><!--/row-->
  
  
negative.code:   <%= csrf_meta_tags %>
  </head>
   <body>
    <header>
      <!-- Some poorly placed logic -->
      <% categories = Category.all %>
      <% pages = Page.all %>
      <div class="navbar navbar-inverse" role="navigation">
  