{% if data.posts %}
  <section class="latest-posts">
    <h2>Latest Posts</h2>

    <ul>
      {% for post in data.posts | slice(0,5) %}
        <li{% if page.url == post.url %} class="active"{% endif %}><a href="{{ post.url }}">{{ post.title }}</a></li>
      {% endfor %}
    </ul>
  </section>
{% endif %}