I'm more into Death Metal.
I found 26 css styles... almost had an heart attack!
UL LI are ok, but something is conflicting, I suggest you to pack all CSS and compress to detect the issue faster, otherwise will take a while.
Use this
jFinalizer.
Sorry if I cannot be of much help now, but this requires time and I'm in the middle of something. By the way, site looks great, at least you're customizing it, which is good.
By the way, I noticed that on the other pages that doesn't happen, so try to disable modules, one by one on the Frontpage, whence you get those bullets off, you'll know where does it comes from.
PS: Facebook login is not working for me.