Uh. first off luminant green and white dont go with each ohter
might want a little change with that...
(here we go mister presentation ruiner coming out of his cage
)
I think it would be better if the banner up top had the black backround transparent, because I like the fireworks behind it.
I also went and viewed the source code...1,869 number's, letter's, symbols ect. Its small, neat, and tidy, making it good. but who knows about how hackable it is, being nice and neat, could be easier, so keep a eye out on it.
but hey you know html
And well, thats all the flaws I quickly can find