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What is CSS3 ?


Cascading Style Sheets level3 (CSS3) is a style sheet language used for describing the look, feel and formatting of a document written in a markup language. While most often used to change the style of web pages and user interfaces written in HTML, XHTML HTML5, the language can be applied to any kind of XML document, including plain XML, SVG and XUL. Along with HTML and JavaScript, CSS3 is a cornerstone technology used by most websites to create visually engaging webpages, user interfaces for web applications, and user interfaces for many mobile applications.