The toolbar icons overflow badly on iPhone

Screenshots:

Device, Browser, OS:

iPhone 11, iOS 14

Editor.js version:

Plugins you use with their versions:

Bug Description:

"1p" is likely to be a typo and should be "1px".

Steps to Reproduce:

https://github.com/eclipse-theia/theia/blob/9dacd49fe0cf27811e863d75fe9b69d94b8c16cc/packages/bulk-edit/src/browser/style/bulk-edit.css#L65

Please confirm that this problem is VSCodium-specific

• This bug doesn't happen if I use Microsoft's Visual Studio Code. It only happens in VSCodium.

Please confirm that the issue/resolution isn't already documented

• [ X ] I checked the Docs page and my issue is not mentioned there.

To Reproduce
Steps to reproduc

1. Select theme with thick strip in line number block.
2. Save and restart. Open some file. Нou see that the first characters of the lines are hidden under stripe.
3. Open another file. All display properly.
4. If you see carefully that the whole block with line numbers in the first case is shifted to the left.
   First file
   

To quote eishiya from the Tiled forum:

When highlighting a layer, have an option for a light colour as the fade colour. The dark default doesn’t work well with dark tiles, as they blend in.

Could probably be added alongside the grid color configuration.