Update index.html

Author: arcxingye

r18/index.html

@@ -5,6 +5,13 @@
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
     <title>❤️站❤️长❤️推❤️荐❤️</title>
+    <script async src="https://www.googletagmanager.com/gtag/js?id=UA-190316399-3"></script>
+    <script>
+      window.dataLayer = window.dataLayer || [];
+      function gtag(){dataLayer.push(arguments);}
+      gtag('js', new Date());
+      gtag('config', 'UA-190316399-3');
+    </script>
     <style type="text/css">
         p {
             margin: 0;