anchor.diff:  
         ul {
           margin-top: 2em;
  -        width: 43em;
  +        width: 690px;
  +        padding-left: 40px;
         }
   
         ul li {
  
positive.code:     <% end %>
  
      <% if last_update %>
        <h3>Last updated: <%= last_update.strftime('%e %B %Y') %></h2>
      <% end %>
  
      <div class="clearfix"></div>
  
negative.code:       footer a:hover {
          color: #084ab7;
        }
  
        body > footer {
          margin-left: 0;
          width: 690px;
          text-align: center;
          padding-left: 40px;
        }
      </style>
    </head>
    <body>
  