CSSCascading Style Sheets (CSS) is a stylesheet language used to describe the presentation of a document written in HTML or XML. CSS describes how elements should be rendered on screen, on paper, in speech, or on other media.
JavaScriptJavaScript (JS) is a lightweight interpreted (or just-in-time compiled) programming language with first-class functions.
HTMLHTML (HyperText Markup Language) is the most basic building block of the Web. It defines the meaning and structure of web content.
PHPA popular general-purpose scripting language that is especially suited to web development. Fast, flexible and pragmatic, PHP powers everything from your blog to the most popular websites in the world.
ZigZig is a general-purpose programming language and toolchain for maintaining robust, optimal and reusable software.