JSFiddle - React, Tailwind, and code Playground

by jcubed111

HTML

<div id='color' class="color"></div>

CSS

.color{
    background: #000;
    transition: background 1s cubic-bezier(0, 3, 0, 1);
    height: 500px;
}

.color.highlight{
    background: #888;
}

JavaScript

setInterval(e => {
	document.getElementById('color').classList.toggle('highlight');
}, 1000)