<ActionRow>
  <Button variant="tertiary">
    Cancel
  </Button>
  <Button variant="primary">
    Submit
  </Button>
</ActionRow>

<ActionRow>
  <Form.Checkbox className="flex-column flex-sm-row">
      Don't ask me again.
  </Form.Checkbox>
  <ActionRow.Spacer />
  <Button variant="tertiary">
    Cancel
  </Button>
  <Button variant="primary">
    Submit
  </Button>
</ActionRow>

<ActionRow isStacked>
  <p className="x-small">
    Bespoke leggings yuccie, portland umami readymade craft beer vaporware sriracha.
  </p>
  <Button variant="tertiary">
    Go back
  </Button>
  <Button variant="primary">
    Continue
  </Button>
</ActionRow>