bulma/docs/_includes/elements/snippet.html

{% if include.plain %}
  <div class="columns">
    <div class="column is-half">
      <div class="bd-example">
        {{ include.content }}
      </div>
    </div>
    <div class="column is-half">
      {% highlight html %}{{ include.content }}{% endhighlight %}
    </div>
  </div>
{% else %}
  <div class="
    bd-snippet
    {% if include.horizontal %}bd-is-horizontal{% else %}bd-is-vertical{% endif %}
    {% if include.clipped %}bd-is-clipped{% endif %}
    {% if include.size %}bd-is-{{ include.size }}{% endif %}
    {% if include.one_fifth %}bd-is-one-fifth{% endif %}
    {% if include.fullwidth %}bd-is-fullwidth{% endif %}
    ">
    <div class="bd-snippet-preview {% if include.paddingless %}is-paddingless{% endif %}">
      {% if include.wrapper %}
        <div class="{{ include.wrapper }}">
          {{ include.content }}
        </div>
      {% else %}
        {{ include.content }}
      {% endif %}
    </div>
    <div class="bd-snippet-code {% unless include.clipped %}highlight-full{% endunless %} {% if include.more %}bd-is-more bd-is-more-clipped{% endif %}">
      {% highlight html %}{{ include.content }}{% endhighlight %}
    </div>
  </div>
{% endif %}