Update app.py

app.py

@@ -435,7 +435,7 @@ with gr.Blocks(css="""
 
     with gr.Row():
         with gr.Column(scale=8, elem_classes="chat-column"):
-            chatbot = gr.Chatbot(label="Assistant", elem_id="chatbot", show_label=False).style(height=600)
+            chatbot = gr.Chatbot(label="Assistant", elem_id="chatbot", show_label=False).scale(height=600)
             with gr.Row():
                 txt = gr.Textbox(label="Type a message...", placeholder="Ask a question or upload images", show_label=False)
                 submit = gr.Button("Send")