site-feature.html

{% assign feature_text = page.feature_text %}
{% assign feature_image = page.feature_image %}
{% if page.collectionpage %}
  {% assign collectiondata = site.collections | where: "label", page.collectionpage | first %}
  {% assign feature_text = collectiondata.feature_text %}
  {% assign feature_image = collectiondata.feature_image %}
{% endif %}

{% if feature_text or feature_image %}
  <div class="feature"{% if feature_image %} style="background-image: url({{ feature_image }})"{% endif %}>
    <div class="container typeset">
      {{ feature_text }}
    </div>
  </div>
{% endif %}