minor

app.py

@@ -304,7 +304,7 @@ We intervene on Gemma-2-2B-it by adding steering vectors to the residual stream
             chat_interface = gr.ChatInterface(
                 fn=generate,
                 chatbot=gr.Chatbot(),
-                textbox=gr.Textbox(placeholder="List some search engines with their pros and cons", container=False, scale=7, submit_btn=True),
+                textbox=gr.Textbox(placeholder="List some search engines with their pros and cons", container=False, scale=7, submit_btn=True, lines=2),
                 additional_inputs=[selected_detection, selected_subspaces],
             )