if !UIAccessibility.isReduceTransparencyEnabled && self.rollContainerView == nil {
    let blurEffect = UIBlurEffect(style: UIBlurEffect.Style.dark)
    let blurEffectView = UIVisualEffectView(effect: blurEffect)
    blurEffectView.contentView.addSubview(photosRollView)
    rollContainerView = blurEffectView
} else {
    rollContainerView = UIView()
    rollContainerView.addSubview(photosRollView)
}