Overlay on Android browser is in unusable (wrong position)

### Discussed in https://github.com/AllskyTeam/allsky/discussions/5111 <div type='discussions-op-text'> ^{Originally posted by **spanzetta** March 28, 2026} See those 2 screenshots below.. The 1st one is on a browser on PC (any browser) The 2nd one is on a browser on Android Smartphone (any browser) On PC is in the correct position (I aligned almost perfectly) but on Smartphone it is shown in a wrong position.. totally disaligned <img width="1093" height="814" alt="image" src="https://github.com/user-attachments/assets/83281e35-c888-4faf-b502-214f466fb99c" /> <img width="1080" height="1414" alt="image" src="https://github.com/user-attachments/assets/63fcf1b3-3874-4ea0-bc6a-ef1cf43c0c39" /> </div>