             })
         })
     }
-
+    
     private func animate(_ image: UIImageView, delay: TimeInterval) {
         core?.view.bringSubview(toFront: image)
         UIView.animate(withDuration: 0.15, delay: delay, animations: {

    
    func animateBackward() {
        guard let playback = core?.activePlayback,
            playback.position - 10 > 0.0 else { return }
        animate(backLabel)
        animate(backIcon3, delay: 0)
        animate(backIcon2, delay: 0.2)

    private var fowardIcon2 = UIImageView(image: UIImage.fromName("play", for: PlayButton.self))
    private var fowardIcon3 = UIImageView(image: UIImage.fromName("play", for: PlayButton.self))
    
    private var leftBubbleView = UIView()
    private var rightBubbleView = UIView()
    
    private var leftBubbleHeight = NSLayoutConstraint()
    private var leftBubbleWidth = NSLayoutConstraint()
    
    private var rightBubbleHeight = NSLayoutConstraint()
    private var rightBubbleWidth = NSLayoutConstraint()
    
    init(_ core: Core?) {
        self.core = core
        setup(core)
