Remove navigationBar bottom border

@@ -77,6 +77,10 @@ extension UIViewController {
             navigationController?.navigationBar.tintColor = UIColor.white
         //     navigationController?.navigationBar.isTranslucent = false
         }
+
+        // Remove navigationBar bottom border
+        self.navigationController?.navigationBar.hideBottomHairline()
+
     }
     
     
@@ -379,3 +383,41 @@ extension UITextField {
         self.resignFirstResponder()
     }
 }
+
+extension UINavigationBar {
+    func hideBottomHairline() {
+        self.hairlineImageView?.isHidden = true
+    }
+
+    func showBottomHairline() {
+        self.hairlineImageView?.isHidden = false
+    }
+}
+
+extension UIToolbar {
+    func hideBottomHairline() {
+        self.hairlineImageView?.isHidden = true
+    }
+
+    func showBottomHairline() {
+        self.hairlineImageView?.isHidden = false
+    }
+}
+
+extension UIView {
+    fileprivate var hairlineImageView: UIImageView? {
+        return hairlineImageView(in: self)
+    }
+
+    fileprivate func hairlineImageView(in view: UIView) -> UIImageView? {
+        if let imageView = view as? UIImageView, imageView.bounds.height <= 1.0 {
+            return imageView
+        }
+
+        for subview in view.subviews {
+            if let imageView = self.hairlineImageView(in: subview) { return imageView }
+        }
+
+        return nil
+    }
+}