Update index.html

Author: NellowTCS

index.html

@@ -4,6 +4,14 @@
   <meta charset="UTF-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1" />
   <title>HTMLChat</title>
+  <!-- Favicon for browsers -->
+  <link rel="icon" type="image/png" sizes="32x32" href="icons/icon512-512.png">
+  <link rel="icon" type="image/png" sizes="16x16" href="icons/icon512-512.png">
+  
+  <!-- Apple touch icon (iOS) -->
+  <link rel="apple-touch-icon" sizes="180x180" href="icons/icon512-512.png">
+  
+  <!-- Manifest -->
   <link rel="manifest" href="manifest.json">
   <style>
        * {
@@ -725,4 +733,4 @@ <h1>HTMLChat</h1>
     eruda.init();
   </script>
 </body>
-</html>
+</html>