{% set column_size = 5 if slides else 4 %}
{% if slides %}
{% for item in slides %} {{ item.heading }} {% endfor %}
{{ product_image(slides[0].image, 'product-image') }} {% else %} {{ product_image(doc.website_image or doc.image or 'no-image.jpg', alt=doc.website_image_alt or doc.item_name) }} {% endif %}