ios - Custom collection view cell: content under margin height not visible -

i have created 1 custom collection view cell. inside xib have kept contents under cell's view. problem need have 1 underline marking on cell, subviews not leaving minimum margin of 8 pixels directions within cell, getting clipped.

i have tried couple of things.

1. i have added contents inside cell's view other content view.

2. i have tried unchecking 'clips subview' flag of collection view cell.

kindly apply following constraints desire output.

step 1 : constraint mainview.

step 2 : constraint underlineview.

and output :

hope you.