         self.alignItems = .Stretch
         self.oldSize = CGSizeZero
         self.ruler = UIView.init()
+        self.baseline = UIView.init()
         super.init(frame: CGRectZero)
         for item in items {
             self.addSubview(item)
         }
+        self.addSubview(baseline)
     }
 
     required public init?(coder aDecoder: NSCoder) {

        }
        return CGSizeMake(width, height)
    }
}

        self.alignItems = .Stretch
        self.oldSize = CGSizeZero
        self.ruler = UIView.init()
        self.baseline = UIView.init()
        super.init(coder: aDecoder)
        self.addSubview(baseline)
    }

    public class func row(items: UIView...) -> CCFlexbox {
