Update app.py

app.py

@@ -37,7 +37,7 @@ with gr.Blocks(css=css) as demo:
     with gr.Row(scale=1).style(equal_height=True):
         with gr.Column(scale=5):
             with gr.Column():
-                chatbot = gr.Chatbot().style(color_map=("blue", "green"))
+                chatbot = gr.Chatbot().style(colormap=("blue", "green"))
                 user_input = gr.Textbox(show_label=False, placeholder="Enter text and press submit", visible=True).style(container=False)
                 submitBtn = gr.Button("Submit", variant="primary").style(container=False)
                 emptyBtn = gr.Button("Restart Conversation")