Cascading Style Sheets (CSS) is a stylesheet language used to portray the introduction of a document written in HTML or XML (counting XML languages like SVG, MathML or XHTML). CSS depicts how components ought to be delivered on-screen, on paper, in discourse, or on different media. CSS is among the core languages of the open web and is normalized across Web programs as per W3C particulars. Already, advancement of different pieces of CSS in particular was done simultaneously, which permitted forming of the most recent suggestions. Like HTML, CSS isn't a programming language. It's anything but a markup language, all things considered. CSS is the thing that you use to specifically style HTML components.