         
         vibrancyVisual.contentView.addSubview(labelTitle)
         visualEffect.contentView.addSubview(vibrancyVisual)
+        background.addSubview(collectionView)
         addSubview(visualEffect)
         addSubview(buttonCancel)
         addSubview(background)

            metrics:metrics,
            views:views))
        addConstraints(NSLayoutConstraint.constraints(
            withVisualFormat:"V:[buttonCancel(45)]-45-|",
            options:[],
            metrics:metrics,

            "buttonCancel":buttonCancel,
            "visualEffect":visualEffect,
            "vibrancyVisual":vibrancyVisual,
            "labelTitle":labelTitle,
            "collectionView":collectionView]
        
        let metrics:[String:CGFloat] = [
            "buttonCancelWidth":kButtonCancelWidth]
