Shrink master area (tiling mode only).
.TP
.B Mod1-i
-Increase windows of master area (tiling mode only).
+Increase the number of windows in the master area (tiling mode only).
.TP
.B Mod1-d
-Decrease windows of master area (tiling mode only).
+Decrease the number of windows in the master area (tiling mode only).
.TP
.B Mod1-Shift-[1..n]
Apply