JSFiddle - React, Tailwind, and code Playground

HTML

<div id='container'> 
    <div class='item'>sdfsdf</div>
    <div class='item'>sdfsd</div>
    <div class='item'>sdfsdf</div>
    <div class='item'>sdfsdf</div>
    <div class='item'>sdfsdf</div>
</div>

JavaScript

var itemDivs = document.getElementById("container").children;
for(var i = 0; i < itemDivs.length; i++) {   
    if(i > 2) {
        itemDivs[i].style.display = 'none';   
    }
}