const ButtonsTest = () => (
  <div>
    <Button label="Flat button" />
    <Button kind="raised" label="Raised" />
    <Button kind="raised" label="Raised accent" accent icon="favorite" />
    <Button className="primary" kind="floating" icon="add" />
    <Button mini kind="floating" icon="add" accent />
  </div>
);

return <ButtonsTest />