JSFiddle - React, Tailwind, and code Playground

by Trisox

HTML

<div class="lol" style="display:none;">
    <span class="something">lol</span>
</div>


<span class="no">visible</span>
<span class="yes">hidden</span>

JavaScript

if($('.something:hidden').length){
    $('.yes').css("color","green");
}

if($('.something:visible').length){
    $('.no').css("color","red");
}