Got it to work! thanks for everyones hints. One thing i had to change was that my <title></title> was empty and i guess there needs to be something in there. :P as for aspect ratio thing, there is an option on calibre under output options for aspect ration and it needs to be checked. See this:
https://www.mobileread.com/forums/showthread.php?t=86293
So thank you all for your help, now i just have to see if i can get it on the ibookstore.
Sam