For $13, the 'MaxOne' one page HTML template gives you a lot for your money with it's well formatted and responsive implementation. There isn't much to crit for this low cost - a very well made template.
MaxOne is a Responsive, Retina-Ready One-Page template with a minimalist, simple, elegant and clean style, a strong focus on contents and readability. It presents a modern business solution. It is superbly responsive adapting to any kinds of smart phones and mobile devices. Code is easy to modify and understand so you can personalize it in the easiest way.