how to give a container a shadow in flutter code example

Example 1: shadow container flutter

BoxDecoration(
  boxShadow: [
    BoxShadow(
      color: Colors.grey.withOpacity(0.5),
      spreadRadius: 5,
      blurRadius: 7,
      offset: Offset(0, 3), // changes position of shadow
    ),
  ],
)

Example 2: shadow border to container flutter

BackdropFilter