Vue rendering in browser

HTML

<script src="https://unpkg.com/vue@latest/dist/vue.js"></script>
<div id="result"></div>

JavaScript

var wrapper = document.createElement('div')
wrapper.innerHTML = '
<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="utf-8">
	<meta http-equiv="X-UA-Compatible" content="IE=edge">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">

	<base href="https://xyzpagebuilder.com/">

	<title>Dashboard</title>

	
				<link href="https://xyzpagebuilder.com/build/sites.css" rel="stylesheet">
		
	
	<link rel="shortcut icon" href="https://xyzpagebuilder.com/img/favicon.png">

	<!-- HTML5 shim, for IE6-8 support of HTML5 elements. All other JS at the end of file. -->
	<!--[if lt IE 9]>
	<script src="https://xyzpagebuilder.com/assets/js/html5shiv.js"></script>
	<script src="https://xyzpagebuilder.com/assets/js/respond.min.js"></script>
	<![endif]-->
	<!--[if lt IE 10]>
	<link href="https://xyzpagebuilder.com/assets/css/ie-masonry.css" rel="stylesheet">
	<script src="https://xyzpagebuilder.com/assets/js/masonry.pkgd.min.js"></script>
	<![endif]-->

	<script>
		var baseUrl = 'https://xyzpagebuilder.com/';
		var siteUrl = 'https://xyzpagebuilder.com/';
	</script>

	
<style>
body {background-color: rgba(204, 204, 204, 0.21) !important}
</style>
	</head><body class="sites">

    <nav class="mainnav navbar navbar-inverse navbar-embossed navbar-fixed-top" role="navigation" id="mainNav">
	<div class="navbar-header image-brand">
		<button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#navbar-collapse-01">
			<span class="sr-only">Toggle Navigation</span>
		</button>
		<a class="navbar-brand" href="sites">
							<img src="https://xyzpagebuilder.com/images/uploads/logo.png">
					</a>
	</div>
	<div class="collapse navbar-collapse" id="navbar-collapse-01">
		<ul class="nav navbar-nav">

			
				<li class="active">
					<a href="https://xyzpagebuilder.com/sites">
						<span class="fui-windows"></span> 
						Sites					</a>
				</li>
				<li >
					<a href="https://xyzpagebuilder.com/asset/images">
						<span class="fui-image"></span>...