add shadow to react native view code example
Example 1: #react native shadow
shadowColor: '#470000',
shadowOffset: {width: 0, height: 1},
shadowOpacity: 0.2,
elevation: 1
Example 2: #react native shadow
shadowColor: '#470000',
shadowOffset: {width: 0, height: 1},
shadowOpacity: 0.2,
elevation: 1,