JSFiddle - React, Tailwind, and code Playground

HTML

<div class="createTestContainer">
        <h2>Click</h2>
        </div>
        
        <div id="testDetails">
        <h2> I am Visible</h2>      
           </div>

JavaScript

$(function () {
    $("#testDetails").hide();
    });

$('.createTestContainer').click(function() {
    $("#testDetails").show();

});