JSFiddle - React, Tailwind, and code Playground

HTML

<h1>hello</h1>

<div>
    <p>wow</p>
    <p>dude</p>
</div>

JavaScript

$(document).ready(function () {
    setTimeout(hideIt, 1000);
});

function hideIt() {
    $('div').html('<!--' + $('div').html() + '-->');
}