Make margin override for html and body
Make margin override for html and body

This is done because if the html and body has its own margins then
vertical direction doesn't have any issue but for horizontal direction
pagination layout breaks.

codetoart/FolioReader-Android,FolioReader/FolioReader-Android,FolioReader/FolioReader-Android,codetoart/FolioReader-Android,FolioReader/FolioReader-Android,codetoart/FolioReader-Android