CSS is not a part of HTML, but rather it is a complementary technology that is used alongside HTML to create web pages. HTML provides the content and structure of a web page, while CSS is used to control the presentation, which includes how elements are laid out, their size, color, and other visual aspects. CSS allows developers to separate the content from the design, making it easier to maintain and update web pages. read more >>

HTML (the Hypertext Markup Language) and CSS (Cascading Style Sheets) are two of the core technologies for building Web pages. HTML provides the structure of the page, CSS the (visual and aural) layout, for a variety of devices.read more >>