Originally Posted by Jellby
Could you explain what you mean with "ridiculously amounts of white space everywhere"? Is it blank pages? Vertical space between paragraphs? Unjustified lines? Space between words?
I see nothing wrong at first sight opening the ePubs in the browser.
Ditto--what device are you using to view this, or what reader? I haven't spent a lot of time on it, but in ePUBreader they appear identical, so I don't see the issue either.