<div class="w3-container">
  {% if children %}
  <div class="w3-row w3-row-padding w3-padding-16">
    <pre class="w3-code">{% for child in children %}{{ child.name }}
{% endfor %}</pre>
  </div>
  {% else %}
  <p>Node has no children.</p>
  {% endif %}
</div>
