docs : Box (#3)

[philipy355]

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContent {
            Box(modifier = Modifier.background(color = Color.Green)
                .fillMaxWidth()
                .height(200.dp)
            ){
                Text("Hello")
                Box(
                    modifier = Modifier.fillMaxSize()
                        .padding(16.dp),
                    contentAlignment = Alignment.BottomEnd
                ){
                    Text("123123~~~~!!!")
                }
            }
        }
    }