mind_map = gr.Textbox(container=True, show_copy_button=True, lines=40)

app.py

@@ -858,7 +858,7 @@ with gr.Blocks(head=HEAD) as demo:
                 gr.Markdown("## 重新生成問題")
                 btn_create_question = gr.Button("Create Questions")
             with gr.Tab("markdown"):
-                mind_map = gr.Textbox()
+                mind_map = gr.Textbox(container=True, show_copy_button=True, lines=40)
             with gr.Tab("心智圖"):
                 mind_map_html = gr.HTML()