diff --git a/src/index.html b/src/index.html
index d3d2cd0..2a0a452 100644
--- a/src/index.html
+++ b/src/index.html
@@ -1,6 +1,13 @@
 <!doctype html>
 <html lang="en">
 <head>
+  <!-- Google Tag Manager -->
+  <script>(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':
+  new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],
+  j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=
+  'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);
+  })(window,document,'script','dataLayer','GTM-T65CF7');</script>
+  <!-- End Google Tag Manager -->
   <meta charset="utf-8">
   <title>GridDemos</title>
   <base href="/">
@@ -15,6 +22,10 @@
   <link href="https://fonts.googleapis.com/css?family=Open+Sans:300,400,600,700&display=swap" rel="stylesheet">
 </head>
 <body class="ig-typography ig-scrollbar">
+  <!-- Google Tag Manager (noscript) -->
+  <noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-T65CF7"
+  height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
+  <!-- End Google Tag Manager (noscript) -->
   <app-root></app-root>
 </body>
 </html>
