JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://code.jquery.com/jquery-1.12.1.min.js"></script>
<button>Click me !</button>

CSS

button { color: red; }
//button:hover { color: pink; }
button.hover { color: pink; }

JavaScript

$("button").click(function(){
	$(this).toggleClass('hover');
});