HomeContent_final.kt

@Composable
fun HomeContent(product: Product = mProduct) {

    ConstraintLayout(modifier = Modifier.fillMaxSize(), 
                     constraintSet = MainConstraintSet()) {

        Card(
                shape = RoundedCornerShape(topLeft = 24.dp, topRight = 24.dp),
                elevation = 0.dp,
                modifier = Modifier.tag("BgCard").preferredHeight(444.dp).fillMaxWidth()
        ) {
            ConstraintLayout(modifier = Modifier.padding(16.dp), 
                             constraintSet = CardConstraintSet()) {
                CardContent(product)
            }
        }

       ...

    }
}