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

        prevTrackButton.constrainSize(to: buttonSize)
        nextTrackButton.constrainSize(to: buttonSize)
        
        musPickerButton.constrain(.bottom, .equal, to: volumeSlider, .top, plus: -10)
        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: 80.0)
        volumeSlider.constrain(.height, .equal, to: volumeSlider.frame.height)
    }
    
    override func viewDidLoad() {
