Update app.py

app.py

@@ -167,7 +167,7 @@ chat_interface = gr.ChatInterface(
 )
 
 # Gradio Web Interface
-with gr.Blocks(css=custom_css,theme='nuttea/Softblue',fill_height=True) as demo:
+with gr.Blocks(css=custom_css,fill_height=True) as demo:
         chat_interface.render()
     
     # gr.Markdown(LICENSE)