<div class="panel" id="filter-tags">
<h2>filter by tags</h2>
<div class="tags">
  {% for tag in tags %}<a class="{% if tag in filter_hashset %}active{% endif %}" href="{% if tag in filter_hashset %}/blog{% else %}/blog?filter={{ tag }}{% endif %}">{{ tag }}</a>{% endfor %}
</div>
<br>
</div>
