JSFiddle - React, Tailwind, and code Playground
HTML
<ul id="nav">
<li class="title"><a href="#" id="clickableLink">This can be clicked</a></li>
<li class="items">item 1</li>
<li class="items">item 2</li>
<li class="items">item 3</li>
<li class="items">item 4</li>
</ul>
JavaScript
$('#nav').on('click', 'li.title a', function(event) {
event.preventDefault();
$('#nav .items').hide();
})