extend type RootMutation {
  """**BETA** Update an existing `Button Style` of a `Guideline`."""
  updateGuidelineDesignSettingsButtonStyle(
    """
    **BETA** `UpdateGuidelineDesignSettingsButtonStyleInputType` input argument.
    """
    input: UpdateGuidelineDesignSettingsButtonStyleInput!
  ): UpdateGuidelineDesignSettingsButtonStyle
}