Cell not show properly in iphone X

Question

can anyone help me, Cell in iphone X is not showing properly, it show upside in collection view.

but same cell and code working fine in all other devices.

 func collectionView(_ collectionView: UICollectionView,layout collectionViewLayout: UICollectionViewLayout, sizeForItemAt indexPath: IndexPath) -> CGSize {
   return CGSize(width: NIConstant.SCREEN_WIDTH, height: NIConstant.SCREEN_WIDTH)
 }

Answer 1

RESOLVED

the problem resolved by adding the piece of code in viewDidLoad method

if #available(iOS 11.0, *) {
   fullScreenCollectionView?.contentInsetAdjustmentBehavior = .always
 }