diff --git a/index.html b/index.html
index 07f3ffd..ad20123 100644
--- a/index.html
+++ b/index.html
@@ -1,5 +1,5 @@
 <!doctype html>
-<html lang="de" itemscope itemtype="https://schema.org/WebPage">
+<html lang="de">
 <head>
   <meta charset="UTF-8" />
   <meta name="viewport" content="width=device-width, initial-scale=1.0" />
@@ -87,7 +87,7 @@
       transition: opacity 0.3s ease-in-out;
     }
     
-    body.app-mounted {
+    body.loaded {
       opacity: 1;
     }
 
@@ -148,5 +148,13 @@ height="0" width="0" style="display:none;visibility:hidden"></iframe></noscript>
 <!-- End Google Tag Manager (noscript) -->
 <div id="root"></div>
 <script type="module" src="/src/main.tsx"></script>
+<script>
+  // Add loaded class when DOM is ready
+  window.addEventListener('DOMContentLoaded', function() {
+    setTimeout(function() {
+      document.body.classList.add('loaded');
+    }, 100);
+  });
+</script>
 </body>
 </html>
\ No newline at end of file
diff --git a/public/sitemap.xml b/public/sitemap.xml
index fc8f92d..49e8baf 100644
--- a/public/sitemap.xml
+++ b/public/sitemap.xml
@@ -1,6 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
-        xmlns:xhtml="http://www.w3.org/1999/xhtml">
+        xmlns:xhtml="http://www.w3.org/1999/xhtml"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9
+        http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd">
   <url>
     <loc>https://damjan-savic.com/</loc>
     <lastmod>2025-01-15</lastmod>
