It looks fine to me. You just need to refresh your page and/or delete your (... somebody help me out... is it cache or cookies?

). Anyway, mine does that all the time. It looks fine to everyone who hasn't already loaded the page yet. It'll reset on its own in a few days w/o you doing anything at all.
Welcome to JM by the way. If you have any more problems, let us know!

OH! One more thing. You could rename the picture by adding a 1 on the end or something like that. You could call it "picture" and "picture-avatar" so that you remember which one is the size you want.