A framework is a set of idea/concept, practice, criteria which is dealing with most common problem and it help us to resolve the new problem by similar nature. A frameworks can be define as a package which is built up of structure files of standardized coding. Lets see some popular CSS frameworks.
Sleek, intuitive, and powerful front-end framework for faster and easier web development.
2: Foundation 3
The most advanced responsive front-end framework in the world.
3 : 960GS
The 960 Grid System is an effort to streamline web development workflow by providing commonly used dimensions, based on a width of 960 pixels. There are two variants: 12 and 16 columns, which can be used separately or in tandem.
4 : jQuery UI
A modular CSS framework for truly flexible, accessible and responsive websites