Describe the bug
When synchronizing the index on mobile phones, the progress bar is not visible when the phone is held vertically.

It does appear when the phone is held horizontally.

To Reproduce
Steps to reproduce the behavior:

1. Go to https://runbox.com/app or open the PWA on a vertically oriented mobile phone
2. Tap to synchronize the index with your device
3. Observe that the progress bar is not shown

Expected behavior
The progress bar should be shown regardless of device orientation.

Smartphone (please complete the following information):

• Device: iPhone 12 Max Pro
• OS: iOS 16.5
• Browser: Safari