Tim Berners-Lee and others created W3C as an industry consortium dedicated to building consensus around Web technologies. Mr. Berners-Lee, who is widely accepted as having invented the World Wide Web in 1989 while working at the European Organization for Nuclear Research (CERN), has served as the W3C Director since W3C was founded, in 1994.
Cascading Style Sheets (CSS) are a set of rules used to define how particular XHTM/HTML elements on a web page or web site are formatted. CSS was developed by the World Wide Web Consortium (W3C) to standardise how web browsers apply formatting to a web page. Since its inception, CSS has been adopted and implemented strictly by nearly all the popular web browser manufacturers and provides greatly improved browsing functionality to designers and users..