react-native-multibar/example/src/components/TouchIcon/Styles.ts

MultiBar is a TabBar component with an advanced button to make extra actions.

import { StyleSheet } from 'react-native';

export const styles = StyleSheet.create({
  container: {
    flex: 1,
    alignItems: 'center',
    justifyContent: 'center',
    borderRadius: 50,
    backgroundColor: 'white'
  }
});