To add spacing between stacked items, use 'spacing' or 'spacing-#' where # is from 2 to 6.
OK
Cancel
Stack Layout Spacing - 1
OK
Cancel
Stack Layout Spacing - 2
OK
Cancel
Stack Layout Spacing - 3
OK
Cancel
Stack Layout Spacing - 4
OK
Cancel
Stack Layout Spacing - 5
OK
Cancel
Stack Layout Spacing - 6