{% set image = block.backgroundImage.one() %}
{% set optimizedImage = image.optimizedImageSrcset %}

<section class="testimonial" data-aos="fade-in">
  <div class="container" style="background-image: url({{ optimizedImage.src() }})">
    <article data-aos="fade-up">
      <blockquote>&ldquo;{{ block.body }}&rdquo;</blockquote>
      <!-- <h5>{{ block.attribution }}</h5> -->
    </article>
  </div>
</section>