HTML and CSS

HyperText Markup Language (HTML) is a system of standardized tags used to define the content and structure of web documents. HTML is not a programming language but rather a set of encoded display instructions; web developers use HTML to indicate paragraphs in text; incorporate images, videos, and other multimedia content; and link to other web content.

Cascading Style Sheets (CSS) consist of a programming language used to determine the presentation of content within documents. CSS work in concert with HTML to allow developers to have more control over the formatting of Web documents by separating document structure (defined in HTML documents) from document formatting (defined in CSS). Developers can format individual elements in one webpage or multiple webpages simultaneously by linking them to a shared, external ...