Update app.py

app.py

@@ -137,7 +137,7 @@ def ask_question(message, history, selected_titles):
     return combined_answer.strip()
 
 # Gradio UI
-with gr.Blocks(css="body { background-color: white !important; }") as demo:
+with gr.Blocks() as demo:
     with gr.Tab("🌐 Index Web Page"):
         url = gr.Textbox(label="Web Page URL")
         title = gr.Textbox(label="Title for Web Page")