Good eveningI created 3 categories with sub categories.I want to assign a different style for the 3 categories.I read and reread the article "Templating in K2 JoomlaWorks" without success.I first installed and enabled: Plugin K2 'Oneccsperk2template'I created a folder "com_K2" in my site / templates / JA Putity2/html /In the folder "com_k2" I created three other folders: Journal / Puzzle / ArtsIn these three sub-folders I copied the folder "Default +( Profile +  GENERIC + users +register).php.In backend, This three templates appear in  management categories K2 but front end I found the style joomla core and no three templtes K2Can you give me more information on the method for this to work or tell me where I am wrong.SincerelyAlain