I have the following code:
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-alpha.6/css/bootstrap.min.css" integrity="sha384-rwoIResjU2yc3z8GV/NPeZWAv56rSmLldC3R/AZzGRnGxQQKnKkoFVhFQhNUwEyJ" crossorigin="anonymous">
<div class="container">
<div class="card-deck">
<div class="card">
<img class="card-img-top" src="http://lorempixel.com/230/180" alt="Card image cap" style="margin:0.4rem;">
<div class="card-block">
<h4 class="card-title">Card title</h4>
<p class="card-text">This is a longer card with supporting text below as a natural lead-in to additional content. This content is a little bit longer.</p>
<p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
<a href="#" class="mx-auto btn-block btn btn-outline-info">Go somewhere</a>
</div>
</div>
<div class="card">
<img class="card-img-top" src="http://lorempixel.com/150/180" alt="Card image cap" style="margin:0.4rem;">
<div class="card-block">
<h4 class="card-title">Card title</h4>
<p class="card-text">This card has supporting text below as a natural lead-in to additional content.</p>
<p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
<a href="#" class="mx-auto btn-block btn btn-outline-secondary">Go somewhere</a>
</div>
</div>
<div class="card">
<img class="card-img-top" src="http://lorempixel.com/150/180" alt="Card image cap" style="margin:0.4rem;">
<div class="card-block">
<h4 class="card-title">Card title</h4>
<p class="card-text">This card has supporting text below as a natural lead-in to additional content.</p>
<p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
</div>
</div>
<div class="card">
<img class="card-img-top" src="http://lorempixel.com/230/180" alt="Card image cap" style="margin:0.4rem;">
<div class="card-block">
<h4 class="card-title">Card title</h4>
<p class="card-text">This is a wider card with supporting text below as a natural lead-in to additional content. This card has even longer content than the first to show that equal height action.</p>
<p class="card-text"><small class="text-muted">Last updated 3 mins ago</small></p>
</div>
</div>
</div>
On the first two cards I have buttons, however I would like them to be at the bottom at the same level regardless of the size of the Card, can it be done with any kind of bootstrap? Or should we do it with an additional CSS?