This Bootstrap tutorial provides basic and advanced concepts of bootstrap. In this Bootstrap tutorial you can learn bootstrap from basic to advance.
What is Bootstrap?
What is Responsive Web Design?
Responsive web design is about creating websites or a web application that automatically adjusts themselves to look good on all devices, from mobile phones to large desktops.
Bootstrap was developed by Mark Otto and Jacob Thornton at Twitter and released as an open-source product on GitHub in August 2011.
Bootstrap was the No.1 project on GitHub in June 2014.