anchor.diff:  
   
         <article class="inner">
  -        <%= image_tag 'illustrations/presupuestos.jpg', class: 'pure-img', id: 'image1' %>
  +        <%= image_tag 'illustrations/presupuestos.jpg', class: 'pure-img', id: 'image1', alt: '' %>
   
           <ol>
             <li><%= t('.intro_p1') %></li>
  
positive.code:         <h2 id="tipos-de-ingreso"><%= t('.types_income') %></h2>
  
          <figure>
            <%= image_tag 'samples/park.jpg', class: 'pure-img', id: 'image2' %>
            <figcaption>Parque Cedeira (Oporto) <br /> João M. Gil.</figcaption>
          </figure>
  
  
negative.code:         <h2 id="deuda-viva"><%= t('.how_much_debt') %></h2>
  
          <figure>
            <%= image_tag 'samples/retiro.jpg', class: 'pure-img', id: 'image4', alt: '' %>
            <figcaption>El Retiro (Madrid) <br /> Rimbaud Grégoire.</figcaption>
          </figure>
  
  