         prevTrackButton.constrainSize(to: buttonSize)
         nextTrackButton.constrainSize(to: buttonSize)
         
-        musPickerButton.constrain(.bottom, .equal, to: volumeSlider, .top, plus: -10)
+        musPickerButton.constrain(.bottom, .equal, to: volumeSlider, .top, plus: -16)
         musPickerButton.constrain(.left, .equal, to: volumeSlider, .left)
         
         icloudDocButton.constrain(.top, .equal, to: musPickerButton, .top)

        
        volumeSlider.constrain(.leading, .equal, to: albumTitleLabel, .leading, plus: margin)
        volumeSlider.constrain(.trailing, .equal, to: albumTitleLabel, .trailing, plus: -margin)
        volumeSlider.constrain(.top, .equal, to: playPauseButton, .bottom, plus: 64.0)
    }
    
    override func viewDidLoad() {

        backgroundImageView.backgroundColor = .white()
        
        volumeSlider.showsRouteButton = false
        volumeSlider.sizeToFit()
        
        imageView.isUserInteractionEnabled = true
        imageView.contentMode = .scaleAspectFill
