Clean Design is a complete bunch of awesomeness of beautiful web-design with extensive power.
Now that Retina Display is here to stay sites all over the net need to be ready for it. Feel free to check them out and read through the features.
Raven provides responsive layout which help your website can display well in not only desktop but also table and mobile.
Unique design which is minimal,monochrome, clean and creative, make Raven become timeless and suitable for many purposes.