Value type:integer (parsed via parseInt on change)
The shiftStep of 10 means holding Shift while pressing the up/down arrows increments by 10 instead of 1, making it fast to jump between stacking layers.
ToolsPanel Behavior
Overflow onSelect: Initializes to 'visible'
Overflow onDeselect: Removes the overflow key entirely from the breakpoint settings
Z‑Index onSelect: Initializes to 0
Z‑Index onDeselect: Removes the zIndex key entirely
resetAll: Removes both overflow and zIndex from the breakpoint
CSS Output
When consumed by MethodStyleTag, the settings keys map to CSS properties: