JSFiddle - React, Tailwind, and code Playground
HTML
<div class="thumbnail_container">
<a class='gallery' href='{{MEDIA_URL}}{{photo.image}}'><img src="http://t3.gstatic.com/images?q=tbn:ANd9GcT6-aJ6Hz_oXi_M2ZScbEiNGKZFKN3hyhffh2NMWTmbgU2WX-IZKA" class="thumbnail"></a>
</div>
CSS
.thumbnail_container
{
border:2px solid red;
height:400px;
width:500px;
text-align:center;
}
a img
{
margin-top:15%;
}