JSFiddle - React, Tailwind, and code Playground

HTML

<div id='hello'></div>
<div>asasa</div>
<div>adasda</div>
<div>adasd</div>
<div>asdasdasd</div>
<div id='hello2'></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div id='hello3'></div>
<div></div>
<div></div>

JavaScript

var counter = 0;
$("#hello").find($("Div").each(function () {
    if(counter < 4)    {
       $(this).css("color","red");
    }
    
}));