code: func (ui *ColorUI) Error(message string) {
  	ct.ChangeColor(ui.ErrorFGColor.Code, ui.ErrorFGColor.Bright, ui.ErrorBGColor.Code, ui.ErrorBGColor.Bright)
  	ui.UI.Error(message)
  	ct.ResetColor()
  }
docs: // Error calls UI.Error to write.
  // ErrorFGColor and ErrorBGColor are used for color.