JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://code.jquery.com/jquery-1.9.1.min.js"></script>
<input id="myButton" type="button" value="click me" style="background:gray;" />

JavaScript

$(document).ready( function() {
	$("#myButton").toggle( function() {
		$(this).css("background", "red");
	}, function() {
		$(this).css("background", "blue");
		alert('toggled');
	});
})