anchor.diff:  
       <section class="departments-and-policy" aria-labelledby="departments-and-policy-label">
         <div class="govuk-grid-row home-numbers-and-info">
  -        <h2 id="departments-and-policy-label" class="visuallyhidden">Departments and&nbsp;policy</h2>
  +        <h2 id="departments-and-policy-label" class="govuk-visually-hidden">Departments and&nbsp;policy</h2>
           <div class="govuk-grid-column-one-third">
             <ul class="home-numbers">
               <li>
  
positive.code:   <div id="homepage" class="govuk-width-container">
      <section class="home-services" aria-labelledby="services-and-information-label" id="services-and-information">
        <div class="govuk-grid-row">
          <h2 id="services-and-information-label" class="visuallyhidden">Services and information</h2>
          <%= render :partial => "categories" %>
        </div>
      </section>
  
negative.code:           <h3>
              <a href="/brexit" class="govuk-link home-promo__link">
                Brexit information
              </a>
            </h3>
            <p class="home-promo__text">
              Find out what Brexit means for you.
  