Black squares in front of page links

Hi all!

When i was fooling around in editor trying to get the page links centerd i most have changed the code in .nav so when i saved and checked my page out i then had black “squares/dots” in from of each page link name.

Any one that knows what i’ve done? :/

If u don’t understand what I mean u can check my page out at:

http://www.caymanisland.se