JSFiddle - React, Tailwind, and code Playground

HTML

<div class="img-container">
    <img src="http://www.brightlinkprep.com/wp-content/uploads/2014/04/sample.jpg">
</div>

CSS

body:not(.body-ready) .img-container {
    display: none;
}

JavaScript

window.addEventListener('load', function(){
   document.body.setAttribute('class', 'body-ready');
});