I am using PHP, Mysql, jQuery. I have a webpage that is to be converted into high-res A4 size PDF: http://optisolbusiness.com/funeral_site/sample/index/id/255.
I hav
Your background image is not exactly high-res, this won't look great in print.
I don't know wkhtmltopdf itself, but your body already has absolute dimensions set (in inches). This is probably the problem. Your body has a max size, the content has an absolute size too (given due to the background image pixel dimensions).
This is not a good starting point for html-to-print transformaions, and PDF is essentially print.
what to do (intermediate)
zoom, 1.5 should be an appropriate value to fill the pagewhat to do (the "right" way)