Navigator tab bawah bereaksi transparan asli
<Tab.Navigator
tabBar={...}
tabBarOptions={{
style: {
backgroundColor: 'transparent',
position: 'absolute',
left: 0,
right: 0,
bottom: 0,
elevation: 0, <----to get rid of a shadow problem on Android
},
}}>
{ /* ...your screens go here */ }
</Tab.Navigator>
Weary Wren