Column(
            mainAxisAlignment: MainAxisAlignment.start,
            children: <Widget>[
              Expanded(
                flex: 2,
                child: Container(
                  child: Column(
                    mainAxisAlignment: MainAxisAlignment.center,
                    children: <Widget>[
                      CircleAvatar(
                        radius: 80.0,
                        child:new SvgPicture.asset('assets/yenilogo.svg',fit: BoxFit.contain,colorBlendMode: BlendMode.screen,width: 100,height: 100,)


                      ),  //Circle Avatar