     
         // Transportation Type Picker
         transportationTypePickerView.delegate = self
+        transportationTypePickerView.backgroundColor = UIColor(red: 0/255, green: 64/255, blue: 128/255, alpha: 0.5)
+        transportationTypePickerView.showsSelectionIndicator = true
     
     }
     

            returnDatePicker.addTarget(self, action: #selector(AddViewController.updateDateField(_:)), forControlEvents: .ValueChanged)
        }
        
        // 等新增完其他cell再做判斷
        if let cell = textField.superview?.superview as? TransportationTableViewCell {
         
            cell.typeTextField.inputView = transportationTypePickerView

        }
        
        
       
        
        
        
