JSFiddle - React, Tailwind, and code Playground

HTML

<button id="button-1" style="height: 50px; width: 50px; background: red;">Click Me!</button>
<div id="div-1" style="height: 400px; width: 400px; background: blue; display:none;"></div>

JavaScript

$(function() {
$( "#button-1" ).click(function() {
    $('#div-1').show();
})
});