Dashboard background gets scaled up

[Lux315]

Checklist

• [X] I have updated to the latest available Home Assistant version.
• [X] I have cleared the cache of my browser.
• [X] I have tried a different browser to see if it is related to my browser.

Describe the issue you are experiencing

Since 2023.5 the background image on every view gets scaled up by the length of the view. The longer the view, so is the image more zoomed in.

This actually just happens on ios so far. But in the app and safari. Samsung app is fine

Describe the behavior you expected

normal scales background

Steps to reproduce the issue

1. set background image
2. use an ios device

...

What version of Home Assistant Core has the issue?

2023.5

What was the last working version of Home Assistant Core?

2023.4.x

In which browser are you experiencing the issue with?

Safari and mobile app

Which operating system are you using to run this browser?

IOS

State of relevant entities

No response

Problem-relevant frontend configuration

No response

Javascript errors shown in your browser console/inspector

No response

Additional information

No response