   </div>

      <header><h2>Disabled</h2></header>
      <div>
        <button disabled>Default</button>
        <a href="#" role="button" aria-disabled="true" class="recommend">Recommend</a>
        <button disabled class="danger">Danger</button>
      </div>

      <header><h2>Disabled with dark background</h2></header>
      <div>
        <button disabled>Default</button>
        <a href="#" role="button" aria-disabled="true" class="recommend">Recommend</a>
        <button disabled class="danger">Danger