JSFiddle - React, Tailwind, and code Playground

HTML

<div id="div1">div do Chrome</div>
<div id="div2">outra div</div>

JavaScript

var isChrome = !!window.chrome && (!!window.chrome.webstore || !!window.chrome.runtime);

document.addEventListener('DOMContentLoaded', () => {
  if (isChrome) {
  	document.getElementById('div1').style.display = 'block';
    document.getElementById('div2').style.display = 'none';
  } 
});