tabler/core/pages/_includes/cards/card-group.html

<div class="card-group">
   {% include cards/card.html link=true class="text-center" body="This is first card" inactive=true %}
   {% include cards/card.html link=true class="text-center" body="This is second card" active=true %}
   {% include cards/card.html link=true class="text-center" body="This is third card" %}
</div>