```jsx
import Box from '@ui/components/Box';
import Button from '@ui/components/Button';
import Dropdown from '@ui/components/Dropdown';
import Flex from '@ui/components/Flex';

<Flex justify="between">
  <Dropdown sticky>
    <Button>Open</Button>
    <Box bem={[['pop']]} style={{ maxHeight: 325, maxWidth: 312, overflowY: 'auto', padding: 5 }}>
      <EmojiPicker />
    </Box>
  </Dropdown>
</Flex>
```