border bottom size from container flutter code example
Example 1: add only bottom border to container flutter
decoration: BoxDecoration(
border: Border(
top: BorderSide(width: 16.0, color: Colors.lightBlue.shade600),
bottom: BorderSide(width: 16.0, color: Colors.lightBlue.shade900),
),
color: Colors.white,
),
Example 2: border for container in flutter
new Container(
margin: const EdgeInsets.all(15.0),
padding: const EdgeInsets.all(3.0),
decoration: BoxDecoration(
border: Border.all(color: Colors.blueAccent)
),
child: Text("My Awesome Border"),
)