         self.minusIconColor = self.style.sectionStepperMinusIconColor
         self.minusBackgroundColor = self.style.sectionStepperMinusBackgroundColor
         self.minusIcon = AZAssets.minusImage
+        self.minusButton.addTarget(self, action: #selector(tapMinusButton(_:)), for: .touchUpInside)
     }
     
     // input

        
        self.showNumberLabel.backgroundColor = self.style.sectionStepperInputBackgroundColor
        self.showNumberLabel.font = self.style.sectionStepperInputFont
    }
    
}

    fileprivate var plusButton: AZButton = AZButton()
    fileprivate var minusButton: AZButton = AZButton()
    fileprivate var showNumberLabel: AZLabel = AZLabel()
    fileprivate var _value: Int! {
        didSet{
            self.showNumberLabel.text = self.value.description
        }
    }
    
    // MARK: Init
    override public init(frame: CGRect) {
