<figure class=“bg-material50 border-material400”>

<div class="center_contents">
  <iframe type="text/html" width="628" height="1000" frameborder="0" allowfullscreen="true" src="{{ include.src }}"></iframe>
</div>
<figcaption><figcaption>{{ include.caption | markdownify }}</figcaption></figcaption>

</figure>