anchor.diff:                      <h4 class="card-title">Your cart</h4>
                       <hr>
                       <!--Text-->
  -                    <p class="card-text">Some quick example text to build on the card title and make up the bulk of the card's content.</p>
  +                    <% if @cart.line_items.empty? %>
  +                        <p class="card-text">Your cart is empty.</p>
  +                    <% else %>
  +                        <p class="card-text"><%= pluralize(@cart.line_items.sum('quantity'), " amaizing product") %> currently added to your cart.</p>
  +                    <% end %>
                   </div>
                   <!--/.Card content-->
               </div>
  
positive.code:             <!--Panel-->
              <div class="card card-block">
                  <h4 class="card-title">Your product reviews</h4>
                  <p class="card-text">Some quick example text to build on the card title and make up the bulk of the card's content.</p>
                  <div class="flex-row">
                      <a class="card-link">Card link</a>
                      <a class="card-link">Another link</a>
                  </div>
              </div>
              <!--/.Panel-->
          </div>
  
negative.code:                 <!--/.Card image-->
  
                     <!--Button-->
                  <a class="btn-floating btn-action" href="<%= edit_cart_path(@cart) %>"><i class="fa fa-chevron-right"></i></a>
                  <!--Card content-->
                  <div class="card-block">
                    
  