JSFiddle - React, Tailwind, and code Playground
HTML
<div id="wrap1">
<iframe id="iframe1" src="http://jquery.com"></iframe>
</div>
<div id="warp2">
<iframe id="iframe2" src="http://jquery.com"></iframe>
</div>
JavaScript
var wrap1 = document.getElementById('wrap1');
var wrap2 = document.getElementById('wrap2');
setTimeout(function(){
document.getElementsByTagName('body')[0].appendChild(wrap1);
},10000);