fix banner animation load

Author: beneliflo

css/app.css

@@ -66,7 +66,7 @@ html(lang='en')
     // HTML5 shim and Respond.js IE8 support of HTML5 elements and media queries
     | <!--[if lt IE 9]><script src="https://oss.maxcdn.com/libs/html5shiv/3.7.0/html5shiv.js"></script><script src="https://oss.maxcdn.com/libs/respond.js/1.4.2/respond.min.js"></script><![endif]-->
 
-  body
+  body.load
     // Fixed navbar
     nav.navbar.closed
       .container