Update app.py

app.py

@@ -985,4 +985,10 @@ if is_authorized():
 else:
     with gr.Blocks() as demo:
         gr.HTML(
-            "
+            "<div id='lock-screen'>"
+            "<div id='lock-title'>🔒 Access Denied</div>"
+            "<div id='lock-sub'>Ye app ek valid Access Key ke bina nahi chalega.<br>"
+            "Space Settings me sahi <b>APP_ACCESS_KEY</b> secret set karo.</div>"
+            "</div>"
+        )
+    demo.launch(css=LOCKED_CSS)