<DemoItem label="1 calendar" component="DateRangePicker">
  <DateRangePicker calendars={1} />
</DemoItem>
<DemoItem label="2 calendars" component="DateRangePicker">
  <DateRangePicker calendars={2} />
</DemoItem>
<DemoItem label="3 calendars" component="DateRangePicker">
  <DateRangePicker calendars={3} />
</DemoItem>