anchor.diff:      </div>
     </font>
   
  -  <% if current_user %>
  -  <div>
  -    <form action='/sessions' method ='post'>
  -      <input type='hidden' name='_method' value='delete'>
  -      <input type='submit' value='Sign Out'>
  -    </form>
  -  </div>
  -  <% end %>
  +  
     <%= yield %>
   
   </body>
  
positive.code:           </form>
        </a>
      </li>
      <% if current_user == true%>
      <li class="button_topnav">
        <a>
          <form action="/signin" >
  
negative.code: 
  li.button_topnav {
      float: right;
      background-color: purple;
  }
  
  li a {
  