JSFiddle - React, Tailwind, and code Playground

HTML

<span class ="row_1">
<a href="#">
<div class = "caption"> testing </div>
<img class = "img_link" src="http://upload.wikimedia.org/wikipedia/commons/thumb/5/52/Liliumbulbiferumflowertop.jpg/220px-Liliumbulbiferumflowertop.jpg" />
</a>
</span>

CSS

.caption
{
display: none;
color:red;    
position: absolute;
}
a:hover .caption { display: block; }