anchor.diff:        <% if current_user.admin? %>
           Signed in as Admin.
         <% end %>
  -      <!-- <%= link_to 'Edit profile', edit_user_registration_path, :class => 'navbar-link' %> |
  -      <%= link_to "Logout", destroy_user_session_path, method: :delete, :class => 'navbar-link'  %> -->
  +      <!-- <%= link_to 'Edit profile', edit_user_registration_path, :class => 'navbar-brand' %> |
  +      <%= link_to "Logout", destroy_user_session_path, method: :delete, :class => 'navbar-brand'  %> -->
         <% else %>
  -      <!-- <%= link_to "Sign up", new_user_registration_path, :class => 'navbar-link'  %> |
  -      <%= link_to "Login", new_user_session_path, :class => 'navbar-link'  %> -->
  +      <!-- <%= link_to "Sign up", new_user_registration_path, :class => 'navbar-brand'  %> |
  +      <%= link_to "Login", new_user_session_path, :class => 'navbar-brand'  %> -->
       <% end %>
     </div>
     </div>
  
positive.code:         <li>
          Account
          <ul>
            <li><%= link_to 'Edit profile', edit_user_registration_path, :class => 'navbar-link' %></li>
            <li><%= link_to "Logout", destroy_user_session_path, method: :delete, :class => 'navbar-link'  %></li>
          </ul>
          </li>
          <li><a class="navbar-brand" href="/pages/contactus">Contact us</a></li>
  
negative.code:         <li>
          Account
          <ul>
            <li><%= link_to 'Edit profile', edit_user_registration_path, :class => 'navbar-brand' %></li>
            <li><%= link_to "Logout", destroy_user_session_path, method: :delete, :class => 'navbar-brand'  %></li>
          </ul>
          </li>
        </ul>
  