Z-index

The z-index CSS property sets the z-order of a positioned element and its descendants or flex items.

Class	Value
ss-z-0	0
ss-z-1	10
ss-z-2	20
ss-z-3	30
ss-z-4	40
ss-z-5	50
ss-z-6	60
ss-z-7	70
ss-z-8	80
ss-z-9	90
ss-z-10	100
ss-z-auto	auto