+exec xautolock -locker 'i3lock -c 000000'
+exec convert -size 1600x900 gradient:grey15-black png:- | display -window root
+
+bindsym XF86AudioLowerVolume exec amixer set Master 5-
+bindsym XF86AudioRaiseVolume exec amixer set Master 5+
+bindsym XF86AudioMute exec amixer set Master toggle