Flattern, wie man Farbunternehmen verleiht
backgroundColor: Colors.black.withOpacity(0.5)
Gifted Gazelle
backgroundColor: Colors.black.withOpacity(0.5)
Color(0xFF0E3311).withOpacity(0.5)
Colors.black.withOpacity(0.5)
Opacity(
opacity: 0.5,
child: Container(
color: Colors.red,
width: 200,
height: 200,
),
),