<aside class=“aside typeset aside–{{ include.align | default: 'right' }}”>

{% if page.layout == "post" %}
  <section class="section  section--related-posts">
    {% include post-related.html %}
  </section>

{% elsif page.layout == "page" or page.layout == "home" or page.layout == "blog" %}
  <section class="section  section--description">
    <h3>About this site</h3>
    <p>{{ site.description }}</p>
    {% include nav-social.html %}
  </section>

{% elsif page.layout == "categories" %}
  <section class="section  section--category-index">
    <h3>Index</h3>
    {% include nav-categories.html %}
  </section>

{% endif %}

</aside>