Oops, this has now been fixed for those providers you found - I'll check if there are any others I can find. The issue with the field being highlighted in red

Oops, this has now been fixed for those providers you found - I'll check if there are any others I can find. The issue with the field being highlighted in red seems to be specific to Firefox, I'll investigate and hope to have this resolved shortly as well. Thanks for letting us know about these issues. :)