VE saving dialog has at the top 3 information: two buttons and an informative title.
If you have a language that has more characters than English, the title is squeezed. A recent OOui change (T226045) has increased the padding of the buttons, making the title less easier to read. TBH, it was not either visible before that change.
And, it is almost not possible to see the moving stripes when saving is ongoing: