no longer requried

Author: willmcgugan

src/textual/widgets/_button.py

@@ -210,8 +210,6 @@ def __init__(
 
         self.label = label
         self.variant = variant
-        self.set_reactive(Button.variant, variant)
-        self.add_class(f"-{variant}", update=False)
         self.action = action
         self.active_effect_duration = 0.2
         """Amount of time in seconds the button 'press' animation lasts."""