thirds / capture assist tool

ctrl + 2   crosshair                  shift + 1   set color to red
ctrl + 3   circle                     shift + 2   set color to green
ctrl + 4   circle dot                 shift + 3   set color to white
ctrl + 5   9:16                       shift + 4   set color to yellow
ctrl + 6   4:3                        shift + 5   open color picker
ctrl + 7   1:1                        
ctrl + 8   rule of thirds             ctrl + 1    quit