Update index.html

fixed github pages subdomain specific path issue

Author: 0n4t3

index.html

@@ -98,7 +98,7 @@ <h3 class="font-medium text-indigo-800 mt-2 mb-1">Evening Blue Hour:</h3>
         <p class="text-xs text-gray-400 mt-6">This is a static site, your location never leaves your browser and all calculations are local. Install as a PWA for offline functionality.</p>
         <div class="absolute bottom-4 right-4">
             <a href="https://github.com/0n4t3/golden-blue-hour-calc" target="_blank" rel="noopener noreferrer">
-                <img src="/git.png" alt="GitHub" class="h-8 w-8"></a>
+                <img src="https://0n4t3.github.io/golden-blue-hour-calc/git.png" alt="GitHub" class="h-8 w-8"></a>
         </div>
     </div>