New rails app for working through http://www.rubyinside.com/how-to-rails-3-and-rspec-2-4336.html

rails/gerbil/app/assets/stylesheets/application.css

@@ -0,0 +1,7 @@
+/*
+ * This is a manifest file that'll automatically include all the stylesheets available in this directory
+ * and any sub-directories. You're free to add application-wide styles to this file and they'll appear at
+ * the top of the compiled file, but it's generally better to create a new file per style scope.
+ *= require_self
+ *= require_tree . 
+*/