<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<div class="container">
<br><p class="text-center">More bootstrap 4 components on <a href="http://bootstrap-ecommerce.com/"> Bootstrap-ecommerce.com</a></p>
<hr>
<div class="row">
<aside class="col-sm-4">
<p>Card banner overlay </p>
<div class="card-banner overlay-grad" style="height:250px; background-image: url('http://bootstrap-ecommerce.com/main/images/posts/1.jpg');">
<div class="card-body text-white">
<h5 class="card-title">Primary text as 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>
</div>
</div>
</aside>
<aside class="col-sm-4">
<p>Card banner overlay dark </p>
<div class="card-banner" style="height:250px; background-image: url('http://bootstrap-ecommerce.com/main/images/posts/2.jpg');">
<article class="overlay overlay-cover d-flex align-items-center justify-content-center">
<div class="text-center">
<h5 class="card-title">Primary text as title</h5>
<a href="#" class="btn btn-warning btn-sm"> View more </a>
</div>
</article>
</div>
</aside>
<aside class="col-sm-4">
<p>Card banner overlay text </p>
<div class="card-banner align-items-end" style="height:250px; background-image: url('http://bootstrap-ecommerce.com/main/images/posts/5.jpg');">
<article class="overlay m-4 w-100">