"," ","```","","## CSS","![css](https://www.w3schools.com/css/selector.gif \"CSS\"). ","","**Rule:** A CSS rule is a grouping of one or more CSS properties which are ...

","","\tNew CSS3 Features:-"," -----","","\t1. Introduction to CSS3:","\t CSS3 version introduced new features that allowed developers to style HTML elements with ...

HTML is the standard language used to build Web pages. It isn’t going anywhere, but some new technologies–such as HTML5 and CSS3–are already changing how you interact with Web sites. Here’s what these ...