is a comprehensive set of building blocks to enable rapid development ...
Fracture is a RocketTheme template built upon a Gantry4 Framework, which features a responsive layout core, a rejuvenated administrative interface and optimized coding.
Responsive Layout: Based on Twitter's Bootstrap Framework, with its collection of utility classes, to provide a flexible structure.
More with LESS. Built-in LESS CSS compilation increased performance whilst making CSS development easier and intuitive.