[NEWBIE] Stylesheet - It's ok?

[eluser]walrus_lt[/eluser]
Hello, i am newbie in ci, and i want to check my self, are i am doing good.
Are i am doing good? / Or, are it could be better than this -> http://img296.imageshack.us/my.php?image=sometl3.jpg

[eluser]walrus_lt[/eluser]
And i noticed, that in some short time there was been ci-sandbox, is there still sandbox somewhere (1.7.x)?