Update demo.html

Author: peachananr

Demo/demo.html

@@ -638,16 +638,16 @@ <h2>You can customise the animation timing, the selector or even the animation e
     <a class="back" href="http://www.thepetedesign.com/#design">Back to The Pete Design</a>
     <a href="https://github.com/peachananr/onepage-scroll"><img style="position: absolute; top: 0; right: 0; border: 0;" src="https://s3.amazonaws.com/github/ribbons/forkme_right_darkblue_121621.png" alt="Fork me on GitHub"></a>
   </div>
+<!-- Global site tag (gtag.js) - Google Analytics -->
+<script async src="https://www.googletagmanager.com/gtag/js?id=UA-11278966-3"></script>
 <script>
-	(function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
-	(i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
-	m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
-	})(window,document,'script','//www.google-analytics.com/analytics.js','ga');
-
-	ga('create', 'UA-11278966-1', 'auto');  // Replace with your property ID.
-	ga('send', 'pageview');
+  window.dataLayer = window.dataLayer || [];
+  function gtag(){dataLayer.push(arguments);}
+  gtag('js', new Date());
 
+  gtag('config', 'UA-11278966-3');
 </script>
 
+
 </body>
 </html>