 	
 	func textFieldDidChange(textField: UITextField) {
 		if let username = textField.text {
-			profileUsernameLabel.text = "@\(username)"
+			if username == ""{
+				profileUsernameLabel.text = ""
+			}
+			else{
+				profileUsernameLabel.text = "@\(username)"
+			}
 		}
 	}
 	

		
		profileUsernameLabel = UILabel(frame: CGRect(x: 0, y: profileImageView.frame.bottom.y + 15, width: view.frame.width * 0.8, height: 16))
		profileUsernameLabel.center = CGPoint(x: view.center.x, y: profileUsernameLabel.center.y)
		profileUsernameLabel.text = "@"
		profileUsernameLabel.textColor = .white
		profileUsernameLabel.font = UIFont(name: "AvenirNext-Regular", size: 16)
		profileUsernameLabel.textAlignment = .center

			}
		}
	}
}

extension CreateUsernameViewController: UITextFieldDelegate, UINavigationControllerDelegate {
