card syntax html
<div class="card"> <!--Start a div-->
<img src="..." class="card-img-top" alt="..."> <!--add source and class-->
<div class="card-body"> <!-- Keep class names relative to what you are doing-->
<h5 class="card-title">Card title</h5>
<p class="card-text">Some quick example text to build on the card
title and make up the bulk of the card's content.</p>
<a href="#" class="btn btn-primary">Go somewhere</a> <!-- Add link
with href and put text for button in-->
</div>
</div> <!--Be sure to close both div-->