JSFiddle - React, Tailwind, and code Playground

HTML

<ul id="dunderList">
    <li>Characters</li>
<div>
    <li>scott</li>
    <li>halpert</li>
    <li>beasley</li>
    <li>schrute</li>
</div>
</ul>

JavaScript

$(document).on('tap', '#dunderList > li:first-child', function(e) {

        $(this).siblings('div').toggle();


})