Bootstrap is a complete frontend framework that helps in developing web applications without having to worry about its frontend. If you are a developer and your main focus is to showcase the power of your application without putting any efforts on CSS designing, then Bootstrap is for you. It allows developers to select from a range of popular reusable HTML components that are previously developed and styled by Bootstrap.

Let's imagine a situation. Thomas is a Rails developer. He creates a powerful e-commerce shopping system using Rails. The system has many features which are normally expected from a shopping website. Thomas puts his extra effort on securing the application, and he made the system ready to use. Then comes the time when Thomas has to finally represent this application to venture capitalists to get some funding in order to start his project. But wait, Thomas did nothing to make his application presentable. His application contains only basic HTML markup with...