JSFiddle - React, Tailwind, and code Playground

HTML

<div class="level1">1</div>
<div class="level2">2</div>
<div class="level3">3</div>
<div class="level4">4</div>

JavaScript

$(function() {
    $('[class^=level]').click(function(){
        $(this).next('[class^=level]').hide();
    });
});