mach aus SCHLIESSEN "ZURÜCK" bei allen NFT Karten und achte dabei dass wenn man anklick auch wirklich schließt

index.html

@@ -426,9 +426,9 @@
                     </ul>
                 </div>
                 <button class="mt-4 w-full py-3 bg-neon text-black font-bold rounded-xl btn-futuristic hover:shadow-neon">
-                    <ph-x-bold size="20" class="inline-block mr-1"></ph-x-bold> SCHLIESSEN
+                    <ph-arrow-left-bold size="20" class="inline-block mr-1"></ph-arrow-left-bold> ZURÜCK
                 </button>
-            </div>
+</div>
         </div>
 <!-- Bottom Navigation Bar -->
         <nav class="h-16 flex justify-around items-center bg-black/80 border-t border-neon/50 backdrop-blur-sm">
@@ -911,14 +911,16 @@
             closeMenuBtn.addEventListener('click', () => {
                 pitchDeckMenu.classList.remove('open');
             });
-            
             // NFT Modal Close
             document.getElementById('close-nft-modal-btn').addEventListener('click', () => {
                 document.getElementById('nft-detail-modal').style.display = 'none';
             });
 
-
-            // --- Fullscreen Image / Rotation Logic ---
+            // ZURÜCK Button im NFT Modal
+            document.querySelector('#nft-detail-modal .modal button').addEventListener('click', () => {
+                document.getElementById('nft-detail-modal').style.display = 'none';
+            });
+// --- Fullscreen Image / Rotation Logic ---
             const smartphoneContainer = document.getElementById('smartphone-container');
             const utilityChartPreview = document.getElementById('utility-chart-preview');
             const fullscreenImageModal = document.getElementById('fullscreen-image-modal');