remove default avatar, add favicon and custom avatar

index.html

@@ -15,7 +15,7 @@
 
     <!-- Page Title - Change this to your name/brand (50-60 characters recommended) -->
     <title>LittleLink</title>
-    <link rel="icon" type="image/x-icon" href="/images/avatar.png"> <!-- Update this with your own favicon -->
+    <link rel="icon" type="image/x-icon" href="/images/favicon.png"> <!-- Update this with your own favicon -->
 
     <!-- Meta Description - Write a description (150-160 characters recommended) -->
     <meta name="description" content="Replace this with your own, this appears in search results and when sharing.">
@@ -52,7 +52,7 @@
 
               Be sure to replace the src with your own image path and update the alt text
             -->
-            <img class="avatar avatar--rounded" src="images/avatar.png" srcset="images/avatar@2x.png 2x" alt="LittleLink">
+            <img class="avatar avatar--rounded" src="images/avatar.jpeg" alt="Mike Rockwell">
 
             <!-- Replace with your name or brand -->
             <h1>