Update app.py

app.py

@@ -124,7 +124,7 @@ topics = """
 """
 
 # Setup the Gradio Blocks interface with custom layout components
-with gr.Blocks(theme= slay ) as demo:
+with gr.Blocks(theme = theme ) as demo:
     gr.Markdown(welcome_message)  # Display the formatted welcome message
     with gr.Row():
         with gr.Column():
@@ -136,7 +136,7 @@ with gr.Blocks(theme= slay ) as demo:
             submit_button = gr.Button("Submit")
             submit_button.click(fn=query_model, inputs=question, outputs=answer)
     
-slay = gr.themes.Monochrome(
+theme = gr.themes.Monochrome(
     primary_hue = "blue", secondary_hue = "gray"
 ).set(
     background_fill_primary = 'primary_200',