change height

app.py

@@ -144,6 +144,7 @@ examples = [
 chat = gr.ChatInterface(
     fn=bot,
     multimodal=True,
+    chatbot=gr.Chatbot(label="Chatbot", scale=1, height=500),
     textbox=gr.MultimodalTextbox(
         interactive=True,
         file_types=["image"],