HTML (Hypertext Markup Language) and CSS (Cascading Style Sheet) are two of the core technologies for building Web pages. HTML provides the structure of the page, while CSS provides the (visual and aural)layout for a variety of devices. Separating HTML from CSS makes it easier to maintain sites, share style sheets across pages, and tailor pages to different environments.

Microsoft Word sometimes called word or Ms word, is a word processing software that was created by  Microsoft in 1983. It is presently the most commonly used word processing software which makes it possible to create, edit, format, save, retrieve and print documents.