Bootstrap
Based on responsive Bootstrap 3, from Twitter. 21 page types, 18 auto-nav templates, 17 color combinations (bootswatch), composer and eCommerce support

Free themes for Bootstrap from www.bootswatch.com. This is the Modern Business template they have avilable for free download at www.bootswatch.com.
Based on responsive Bootstrap 3, from Twitter. 21 page types, 18 auto-nav templates, 17 color combinations (bootswatch), composer and eCommerce support