Loading Google fonts over http/s

Please update your theme settings to load Google Fonts over http/s using the // URL head rather than the http URL head. This will enable people to use https on their sites without presenting insecure warnings to their visitors. See here for more:

http://www.amixa.com/blog/2012/06/06/how-to-use-google-fonts-under-both-ssl-and-non-ssl-without-ssl-insecure-messages/