[@netweb Keymaster 12 years, 4 months ago]

I should have said the ‘bbPress templates’ in your Twenty Eleven theme

<link rel="stylesheet" id="bbp-child-bbpress-css" href="http://www.assorpas.it/wp-content/themes/twentyeleven/css/bbpress.css?ver=2.3.2" type="text/css" media="screen">