Hello,
Sorry, but we don’t have CSS manual. You can find this information in the web: http://www.wpzoom.com/tutorial/recommended-practices-for-customizing-a-wpzoom-theme/ http://en.support.wordpress.com/custom-design/css-basics/ http://en.support.wordpress.com/custom-design/custom-css/ http://www.elmastudio.de/en/wordpress-en/custom-css-wordpress/
Regards, Eva Kemp.
