JSFiddle - React, Tailwind, and code Playground

HTML

<section class='container-1'>
    <div class='elem'>qwerty</div>
    <div class='elem'>qwerty</div>
</section>
<section class='container-2'>
    <div class='elem'>qwerty</div>
    <div class='elem'>qwerty</div>
</section>

JavaScript

$(document).on('click', 'section.container-1 div.elem', (function() {
        $('section.container-2').append(this) ;
 })