WebPage Screenshot using html2canvas

screenshot.js

var src = document.createElement("script");
src.setAttribute("type", "text/javascript");
src.setAttribute("src", "https://html2canvas.hertzen.com/dist/html2canvas.min.js");
document.head.append(src);
var takeScreenShot = function() {
	html2canvas(document.body)
		.then(canvas => {
			document.body.appendChild(canvas);
			var data = canvas.toDataURL();
			var link=document.createElement("a");
            		link.href=data;   //function blocks CORS
            		link.download = 'screenshot.jpg';
            		link.click();
			link.remove();
			canvas.remove();
        	});
}