Chapter 9. Core of Bootstrap

Part of the inhumanity of the computer is that, once it is competently programmed and working smoothly, it is completely honest.

—Isaac Asimov

Originally developed for internal purposes at Twitter, Bootstrap is a CSS and JavaScript library aimed at simplifying the building of modern webpages. But what is a “modern webpage,” anyway?

Quite simply, a modern webpage is a webpage constructed as most users like to have it these days. The HTML language is still the foundation of webpages and the core language. However, the building blocks of the HTML markup language are less and less adequate for quickly and directly expressing the complexity and sophistication that make up modern pages. For example, drop-down menus, segmented ...

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