A CodePen by A973C. App Navigation with Notification Badges - By [CSSFlow](http://www.cssflow.com): free UI elements and widgets coded with HTML5, CSS3, and Sass.  

View the original article and download the Sass source at:  
[cssflow.com/snippets/app-navigation-with-notification-badges](http://www.cssflow.com/snippets/app-navigation-with-notification-badges)

Original PSD by [Petrovski Marijan](http://www.psdchat.com/resources/freebie-app-navigation/).

Tested in Firefox 4, Safari 4, Chrome 14, Opera 10, IE 8 (and newer).