When you are on the admin view, click the configure button at the top of the board. Under "Appearance" is a dropdown menu where you can choose a theme. Remember to click on "SAVE CHANGES" when you're done.
Let us know by commenting at the bottom of the page or writing a mail.
Custom scoreboards can have any fields or data required and are much more flexible than "normal" scoreboards. We will be very happy to create a scoreboard or leaderboard to your exact specifications.
Here are some examples: