bulma/docs/_includes/sponsors.html

<section class="hero is-light">
  <div class="hero-body">
    <div class="container">
      <div class="columns is-vcentered">
        <div class="column is-4">
          <p class="title">Bulma <strong>Sponsors</strong></p>
        </div>

        <div class="column is-8">
          <div class="bd-sponsors">
            <a href="http://9brainz.com/new/" target="_blank">
              <img src="{{ site.url }}/images/sponsors/9brainz.png" alt="9brainz logo">
            </a>
            <a href="https://nazar.io/" target="_blank">
              <img src="{{ site.url }}/images/sponsors/nazar.png" alt="nazar logo">
            </a>
          </div>
        </div>
      </div>
    </div>
  </div>
</section>