 
     struct Constants {
         static let defaultContentFont   = UIFont.systemFont(ofSize: 14)
-        static let defaultEdgeInsets    = UIEdgeInsetsMake(70, 15, 15, 15)
-        static let backgroundColor      = UIColor(hue: 0x29/255.0, saturation: 0x28/255.0, brightness: 0x29/255.0, alpha: 0x90/255.0)
     }
 }

//
class UnknownEditorViewController: UIViewController {

    ///
    ///
    fileprivate(set) var editorView: UITextView!

    ///
    ///
    fileprivate var leftLayoutConstraint: NSLayoutConstraint!

    ///
    ///
    fileprivate var rightLayoutConstraint: NSLayoutConstraint!

    ///
    ///
    fileprivate var topLayoutConstraint: NSLayoutConstraint!

    ///
    ///
    fileprivate var bottomLayoutConstraint: NSLayoutConstraint!


    // MARK: - View Methods


    override func viewWillAppear(_ animated: Bool) {
        super.viewWillAppear(animated)
        editorView.becomeFirstResponder()
    }
}


// MARK: - Private Helpers
//
private extension UnknownEditorViewController {

    func setupNavigationBar() {
        title = NSLocalizedString("Unknwon HTML", comment: "Title for Unknown HTML Editor")

        let cancelTitle = NSLocalizedString("Cancel", comment: "Cancel Action")
        let saveTitle = NSLocalizedString("Save", comment: "Save Action")

        let cancelButton = UIBarButtonItem(title: cancelTitle, style: .plain, target: self, action: #selector(cancelWasPressed))
        let saveButton = UIBarButtonItem(title: saveTitle, style: .plain, target: self, action: #selector(saveWasPressed))

        navigationItem.leftBarButtonItem = cancelButton
        navigationItem.rightBarButtonItem = saveButton
    }

    func setupEditorView() {
        let storage = HTMLStorage(defaultFont: Constants.defaultContentFont)
