JSFiddle - React, Tailwind, and code Playground

HTML

<div id="gallery">
    <img src="http://i.imgur.com/ABktns.jpg" />
    <img src="http://i.imgur.com/Hdr2Gs.jpg" />
</div>

CSS

#gallery { position: relative; }
#gallery img { 
    position: absolute;
    top:0;
    left:0; }