> For the complete documentation index, see [llms.txt](https://rosea.gitbook.io/universe-moodle-theme/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://rosea.gitbook.io/universe-moodle-theme/demo-content/front-page-blocks/html-blocks/block-21.md).

# Block #21

{% tabs %}
{% tab title="Preview" %}

<figure><img src="/files/FtaD4jT7wejVabJ2xKlM" alt=""><figcaption></figcaption></figure>
{% endtab %}

{% tab title="HTML Code" %}
{% embed url="<https://gist.github.com/mczaja/54a2dc81cee500aab6ceef4e32dc0981>" %}
{% endtab %}
{% endtabs %}