A lot of people do not consider HTML and CSS to be programming languages. But whether they are or not, HTML is the way that websites on the Internet send mostly text information to the web users and CSS is the way that you make that text look pretty. They are at the core of web technology, and a good grasp of them is essential to understanding how the web works. This chapter takes a quick look at both technologies.
HTML
HTML is historically the way that the Internet was built. It is not technically a programming language, but ...