bulma/docs/_includes/index/sponsor.html

<div class="section bd-partnrs">
  <div class="container">
    <div class="bd-minis">
      <p class="bd-minis-title">
        {% assign mini_item = site.data.global.navbar_items[2] %}
        <a class="bd-minis-link" href="{{ site.url }}/{{ mini_item.id }}">
          <span class="icon {{ mini_item.color }}">
            <i class="{{ mini_item.fa_type }} {{ mini_item.fa_icon }}"></i>
          </span>From the expo <strong>#builtwithbulma</strong>
        </a>
      </p>
      <div class="bd-minis-list">
        {% for website_id in site.data.expo.lists.home %}
          {% assign website = site.data.expo.by_id[website_id] %}
          {% assign imageName = website_id | slugify %}
          {% assign imagePath = "/images/expo/" | prepend: site.url | append: imageName %}
          {% assign size1x = "672x420" %}
          {% assign size2x = "1344x840" %}
          <a class="bd-mini" href="{{ site.url }}/{{ mini_item.id }}">
            <img
              src="{{ imagePath }}-{{ size1x }}.jpg"
              data-src="{{ imagePath }}-{{ size1x }}.jpg"
              data-srcset="{{ imagePath }}-{{ size2x }}.jpg 2x,
                           {{ imagePath }}-{{ size1x }}.jpg 1x"
              width="672"
              height="420">
          </a>
        {% endfor %}
      </div>
    </div>
  </div>
</div>