JSFiddle - React, Tailwind, and code Playground

JavaScript

function color() {
	return "rgb(${Math.random()*255},${Math.random()*255},${Math.random()*255})";
}
function circles() {
	for (var i=0; i<200; i++) {
		var side=Math.random()*100+50;
		document.write('<div style=\"width: ${side}px; height: ${side}px; color: ${color()};\"></div>');
	}
}
circles();