grav-theme-libretic/templates/modular/showcase.html.twig

<div id="content-slide">
  <div class="slideme">
    {% for slide in page.header.slides %}
       <div class="modular-row showcase flush-top" {% if page.media[slide.image] %}style="background-image: url({{ page.media[slide.image].url }});"{% endif %}>
          <h1>{{ slide.heading|raw }}</h1>
          <h2>{{ slide.subheading|raw }}</h2>
          <a class="button" href="{{ slide.button_url }}">{{ slide.button_text }}</a>
      </div>
  {% endfor %}
</div>
</div>

{{ content|raw }}

<script type="text/javascript">
$('#content-slide').slideme({
  arrows: {{ site.header_options.arrows }},
  autoslide: {{ site.header_options.autoslide }},
  autoslideHoverStop: {{ site.header_options.autoslideHoverStop }},
  interval: {{ site.header_options.interval }},
  loop: {{ site.header_options.loop }},
  pagination: "numbers",
  transition : '{{ site.header_options.transition }}',
  itemsForSlide: {{ site.header_options.itemsForSlide }},
  touch: {{ site.header_options.touch }},
  swipe: {{ site.header_options.swipe }},

});
</script>