diff --git a/frontend/views/layouts/main.php b/frontend/views/layouts/main.php
index 6cf1a9c..623a0d1 100755
--- a/frontend/views/layouts/main.php
+++ b/frontend/views/layouts/main.php
@@ -20,6 +20,17 @@ AppAsset::register($this);
 </head>
 <body id="contrast" class="">
 <?php $this->beginBody() ?>
+<!-- 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-K82GX8K');</script>
+<!-- End Google Tag Manager -->
+<!-- Google Tag Manager (noscript) -->
+<noscript><iframe src="https://www.googletagmanager.com/ns.html?id=GTM-K82GX8K"
+    height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
+<!-- End Google Tag Manager (noscript) -->
 <?php echo $content ?>
 <?php $this->endBody() ?>
 </body>
--
libgit2 0.21.4