JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html lang="zh-tw">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<script src="js/jquery-3.4.1.min.js"></script>
	<script src="js/all.js"></script>
</head>
<body>	
	<input type="button" class="button" value="按我隱藏">
	<h1>123456</h1>
	<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Labore nulla velit dolores, iure dolorem perferendis facilis rem consequatur neque placeat saepe quod, hic culpa! Vel veniam beatae vero, quibusdam reprehenderit repudiandae commodi inventore quia voluptate minima, esse ad natus ratione magni eos accusantium, eius amet adipisci laboriosam quasi soluta doloremque?</p>
</body>
</html>

CSS

p{
  display:none;
}

JavaScript 1.7

$(document).ready(function() {
	$(".button").click(function() {
		/* Act on the event */
		$('h1,p').toggle();
	});
});