JSFiddle - React, Tailwind, and code Playground

HTML

<a href="#">click</a>
<div></div>

CSS

body {
    font-size: 40px;
    margin: 50px;
}
div {
    background: #eee;
    display:none;
}

JavaScript

$('a').click(function() {
    $('div').html('ffasdf');
    $('div').slideDown('slow');
});