{% load wagtailimages_tags %}

{% image page.main_image original as main_image %}

<section id="header" class="bg-primary image" data-image="{{ main_image.url }}">
  <div class="container text-center text-uppercase">
    <h1 class="section-heading">{{ page.title }}</h1>
    <hr class="light">
  </div>
</section>