text: const NAV_BAR_HEIGHT = 44;
  const STATUS_BAR_HEIGHT = 20;
  
  module.exports = {
    navBarContainer: {
      backgroundColor: 'white',
    },
    statusBar: {
      height: STATUS_BAR_HEIGHT,
    },
    navBar: {
      height: NAV_BAR_HEIGHT,
      flexDirection: 'row',
      justifyContent: 'space-between',
      alignItems: 'stretch',
    },
    customTitle: {
      position: 'absolute',
      left: 0,
      right: 0,
      bottom: 7,
      alignItems: 'center',
    },
    navBarButtonContainer: {
      flexDirection: 'row',
      justifyContent: 'center',
      alignItems: 'stretch',
    },
    navBarButton: {
      flexDirection: 'row',
      justifyContent: 'center',
      alignItems: 'center',
    },
    navBarButtonImage: {
      flexDirection: 'row',
      alignItems: 'center',
      minWidth: 50,
    },
    navBarButtonText: {
      fontSize: 17,
      letterSpacing: 0.5,
    },
    navBarTitleContainer: {
      position: 'absolute',
      left: 0,
      right: 0,
      top: 0,
      bottom: 0,
      justifyContent: 'center',
      alignItems: 'center',
    },
    navBarTitleText: {
      fontSize: 17,
      letterSpacing: 0.5,
      color: '#333',
      fontWeight: '500',
    },
  };
  