True False 6 12 True False 0 none True False 6 6 12 6 True False 12 Default look, do not use Themes True True False 0 True default_persona False True 0 Pre-installed Theme (if available) True True False 0 True own_persona False True 1 True False True True True True False True 0 True True True True False True 1 True True True True False True 2 True True 2 True False 12 True Own Theme True True False 0 True no_persona False True 0 Select Theme True True True False False 1 False True 3 False 0 Or, select from the Themes installed via extensions: True True 4 True False 6 True True True 0 True True False True 1 True True 5 True False Firefox Themes False True 1