JSFiddle - React, Tailwind, and code Playground

HTML

<div id="side">
    <h2 class="one">What Have You Tried?</h2>
    <h2 class="two">2</h2>
    <ul>
        <li><a class="three"href="">3</a></li>
        <li><a class="four" href="">4</a></li>
    </ul>
</div>

JavaScript

$(document).ready(function() { 
        $("#side a").hover( 
            function() { 
                $("#side").children('h2').show(); 
            }, 
            function() { 
                $("#side").children('h2').hide(); 
            } 
       ); 
    });