Layout Options
"Other Settings" tab
Direction
Choose to display the tree from top to bottom (vertical) or left to right (horizontal)
Read Only
Remove the option for users to edit records from Structur
Records Distance
Distance between records of the same relationship. If direction is vertical, then this distance represents the horizontal distance and vice versa.
Parent / Children Distance
Distance between the parent and the children. If direction is vertical, then this distance represents the vertical distance and vice versa.