fixing

app.py

@@ -28,10 +28,9 @@ except Exception as e:
 # --- Gradio UI setup below ---
 with gr.Blocks(
     title="DeepV for RTL (Model-Agnostic)",
-    # Directly set the color values for the theme
+    # Use a single color value for the background fill
     theme=gr.themes.Soft().set(
-        background_fill_secondary_dark="#222",
-        background_fill_secondary_light="#eee",
+        background_fill_secondary="#eee",  # A light gray that works for both themes
         button_primary_background_fill_dark="#4CAF50",
         button_primary_background_fill_hover_dark="#3e8e41",
         button_primary_text_color_dark="#fff"