Modal

(() => {
  function Demo() {
    const [open, setOpen] = React.useState(false);
    return <>
      <Button onClick={() => setOpen(true)}>Open modal</Button>
      <Modal
        open={open}
        onClose={() => setOpen(false)} title="Open me">
        <p>Body content.</p>
      </Modal>
    </>;
  }
  return <Demo />;
})()