JSFiddle - React, Tailwind, and code Playground

HTML

<div id="move">
    stuff
</div>
<div class="maincolumn">
    <ul class="grid">1</ul>
    <ul class="grid">2</ul>
    <ul class="grid">3</ul>
    <ul class="grid">4</ul>
</div>

JavaScript

$('#move').insertAfter($('ul:eq(0)'))