confirm save as in save_load widget contains white text on white background

![Image](https://github.com/user-attachments/assets/746c14fa-8fa2-4b28-a2d9-61ca820a8cdc) which upon selection reveals:

![Image](https://github.com/user-attachments/assets/7d1a8194-ab67-4cdf-a34f-78300fa221d9)