Yep, as you noticed, the standard markers are not CSS at all, but actual text output inserted into the sidebox content, and can be turned off in admin.

AirsoftOutfitter - I was away for the weekend; it appears that you have solved the information box styling question already. There is nothing you need to do with display: block; or <br /> tags, unless you want to scrap the Categories Dressing mod completely and recreate the styling yourself.