当HTML格式输出比较长时，目录显示界面会消失。 <img width="1608" height="717" alt="Image" src="https://github.com/user-attachments/assets/5b7263e2-0e76-4b40-8153-390f10e2e6dd" /> <img width="1591" height="750" alt="Image" src="https://github.com/user-attachments/assets/82ddd5cc-88f9-4c58-91ed-d603bef52f2b" /> <img width="1576" height="688" alt="Image" src="https://github.com/user-attachments/assets/dee8cb81-755c-4236-ac26-f742b719f677" />
