func setCardView() {
cardView.backgroundColor = .white
cardView.layer.cornerRadius = 10.0
cardView.layer.shadowColor = UIColor.gray.cgColor
cardView.layer.shadowOffset = CGSize(width: 0.0, height: 0.0)
cardView.layer.shadowRadius = 6.0
cardView.layer.shadowOpacity = 0.7
}
