Modernizr – JS library that helps you build HTML5 and CSS3 websites

Modernizr is an open-source JavaScript library that helps you build the next generation of HTML5 and CSS3-powered websites. It lets you target specific browser functionality in your stylesheet by adding classes to your element. What?s easy is you don?t need to actually write any Javascript code to use this.

Core Features

• Make your websites work exactly right no matter what browser or device your visitors use
• Target specific browser functionality in your stylesheet
• No need to write any Javascript code