You need to set option no wrap - in <body>
You should use:
var controllers = angular.module('my.controllers', []);
Instead of:
var controllers = app.module('my.controllers', []);
This fiddle works: http://jsfiddle.net/NBhn4/1/
EDIT:
To work with ng-animate
you need to include external libraries in correct order and use No-Library (pure JS)
option or eg. any jQuery
library:
Updated fiddle: http://jsfiddle.net/NBhn4/175/