Added pokeball image to webpage.

index.html

@@ -26,6 +26,10 @@
 <body class="bg-slate-50 flex items-center justify-center min-h-screen p-4">
 
   <div class="w-full max-w-md bg-white rounded-2xl shadow-xl p-6 md:p-8 border border-slate-200 text-center">
+    
+    <!-- Centered pogo.png image -->
+    <img src="pogo.png" alt="Pokémon GO" class="mx-auto mb-4 w-32 h-auto">
+    
     <h1 class="text-2xl md:text-3xl font-bold text-slate-900 mb-4">Pokémon GO Level Calculator</h1>
     <p class="text-slate-500 mb-6">Enter your total XP to see your level</p>