update output box background

app.py

@@ -21,12 +21,11 @@ except Exception as e:
     model_loaded = False
     print(f"Error loading model: {e}")
 
-# --- Core CONVERSATIONAL Logic (No changes to the AI logic) ---
+# --- Core CONVERSATIONAL Logic (No changes) ---
 @spaces.GPU()
 def handle_conversation_turn(user_input: str, user_image: Image.Image, history: list):
     """
     Manages a single conversation turn and streams the AI response back.
-    This function is a Python generator.
     """
     if not model_loaded:
         history[-1] = (user_input, "Error: The AI model is not loaded.")
@@ -73,11 +72,11 @@ def handle_conversation_turn(user_input: str, user_image: Image.Image, history:
         print(f"An exception occurred during conversation turn: {type(e).__name__}: {e}")
         yield history, history
 
-# --- UI MODIFICATION: Professional CSS with a white background ---
+# --- UI MODIFICATION: Final CSS for a white background and professional look ---
 css = """
-/* Main App Styling - THE FIX IS HERE */
-body, .gradio-container { background-color: #ffffff !important; }
-#chat-container { flex-grow: 1; overflow-y: auto; padding-bottom: 200px !important; }
+/* Main App Styling */
+gradio-app { background-color: #ffffff !important; }
+#chat-container { background: transparent; flex-grow: 1; overflow-y: auto; padding-bottom: 200px !important; }
 /* Chat Bubble Styling */
 .user > .message-bubble-row .message-bubble { background-color: #dbeafe !important; color: #1f2937 !important; border-top-right-radius: 5px !important; }
 .bot > .message-bubble-row .message-bubble  { background-color: #f3f4f6 !important; color: #1f2937 !important; border-top-left-radius: 5px !important; }