Originally Posted by DNSB
Not absolutely certain but I think you need to attach the line spacing to a <p> or <div> or other lower level tag and not to the body tag. For an .epub file, the line-height in the body will have no effect. If you use the lower level tags, the Kobo UI will not let you modify the line spacing.
So your saying that i can have fixed tighter line spacing OR changing it through the GUI, but I can't have both?