clear control
clear mod1
clear mod4
keycode 37 = Alt_L Meta_L
keycode 64 = Control_L
keycode 105 = Alt_R Meta_R
keycode 108 = Control_R
keycode 135 = Super_R
add control = Control_L Control_R
add mod1 = Alt_L Alt_R Meta_L Meta_R
add mod4 = Super_L Super_R