JSFiddle - React, Tailwind, and code Playground

HTML

<div class="album">
    <div class="listing">
        <a href="#" class="btn hidden">Button Hidden</a>
    </div>
    <div class="listing">
        <a href="#" class="btn">Button</a>
    </div>
</div>

JavaScript

$('.album').each(function(){
   $(this).append( $(this).find('.listing').has('.btn.hidden') );    
});