### volume
"amixer -q set Master 2%- unmute"
  XF86AudioLowerVolume
"amixer -q set Master 2%+ unmute"
  XF86AudioRaiseVolume
"amixer -q set Master toggle"
  XF86AudioMute

### brigthness
"brightnessctl -q s 5%+"
  XF86MonBrightnessUp
"brightnessctl -q s 5%-"
  XF86MonBrightnessDown

### playerctl
"playerctl previous"
  XF86AudioPrev
"playerctl next"
  XF86AudioNext
"playerctl play-pause"
  XF86AudioPlay
