There have actually been two times in recent years when it would have been easy to convert to a more sensible monetary system, the first time just across the UK, and the second across all of Europe, but at neither of those times did anyone take the initiative.
I wouldn’t call this a CSS challenge, because on the webdev forums whenever someone starts a thread challenging people to do something, I instantly hate them. As if there’s some marvelous prize for the winner, the honour and privilege of having helped some dude with his problem.
With that said, this will probably be challenging.
I was sorting out my files and I found some old pictures that I thought might be interesting for those who want a look.