http://www.czechcrunch.cz/wp-content/plugins/post-content-shortcodes/default-styles.css?ver=0.3
http://mezzaninesf.com/app/plugins/post-content-shortcodes/default-styles.css?ver=0.3
http://www.unimol.it/wp-content/plugins/post-content-shortcodes/default-styles.css