JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
    <div>
        <img src="http://lorempixel.com/300/300/">
    </div>
</div>

CSS

body {
    height: 2000px;
}

#container {
    display: -webkit-flex;
    -webkit-align-items: center;
    -webkit-justify-content: center;
    position: fixed;
    width: 100%;
    height: 100%;
}