JSFiddle - React, Tailwind, and code Playground

by Salvatore sixdas

HTML

<script src="https://code.jquery.com/jquery-3.2.0.min.js"></script>
<textarea class="box">Testo</textarea>

CSS

.change{
  background-color: #00ff00;
}

JavaScript

$(document).ready(function() {
	$(".box").change(function() {

		$(".box").addClass("change");

	});
});