A web system consists of web browsers, web server, and web authoring system.
Web browser is used to retrieve and display web pages.
Web pages can include text, hyperlinks, graphics, animation, sound, and video. Web authoring system is used to create web pages, related graphics, audio, and video components. But you can also use a text editor to create HTML web pages. Almost all major word processors, including MS Word, FrameMaker, has an option to save the document as a HTML web page. Web documents has evolved from simple reactive web pages with hyperlinks to Including form for collecting user input at the client side and sending it back to web server for processing.