JSFiddle - React, Tailwind, and code Playground

HTML

<a href="#" onclick="test()">click</a>

JavaScript

var newwindow=null;

test=function (){
 newwindow=window.open("blank.html",'name','height=200,width=650,top=300,left=100');
 setTimeout(resize_now, 4000);
}

function resize_now(){
   
   newwindow.moveTo(100,100);
   newwindow.resizeTo(800, 800);

}