Update app.py

app.py

@@ -122,7 +122,15 @@ topics = """
 - Waste management
 - Beach cleanups
 """
-
+theme = gr.themes.Monochrome(
+    primary_hue = "blue", secondary_hue = "gray"
+).set(
+    background_fill_primary = 'primary_200',
+    background_fill_primary_dark = 'primary_200',
+    border_color_accent = 'secondary_200',
+    body_text_color = 'white'
+    
+)
 # Setup the Gradio Blocks interface with custom layout components
 with gr.Blocks(theme = theme ) as demo:
     gr.Markdown(welcome_message)  # Display the formatted welcome message
@@ -136,15 +144,6 @@ with gr.Blocks(theme = theme ) as demo:
             submit_button = gr.Button("Submit")
             submit_button.click(fn=query_model, inputs=question, outputs=answer)
     
-theme = gr.themes.Monochrome(
-    primary_hue = "blue", secondary_hue = "gray"
-).set(
-    background_fill_primary = 'primary_200',
-    background_fill_primary_dark = 'primary_200',
-    border_color_accent = 'secondary_200',
-    body_text_color = 'white'
-    
-)