I have problem with spacing categories

[pini]

I have some categories in my forum but I don't know how to seperate them :(

see example of my forum :

http://img171.imageshack.us/img171/1078/exm1jz3.jpg

and here what I want to do :

http://img254.imageshack.us/img254/6240/exm2xk3.jpg

see the differents ? can someone help me with this problem ?

[ep13]

Search Categories Spacing