Widget submitButton() {
    if (!hasAnswer) {
      return Container(
        height: 40.0,
        width: double.maxFinite,
        padding: EdgeInsets.symmetric(horizontal:10.0),
        child:  RaisedButton(
          color: Color(SECONDARY_COLOR),
          onPressed: () {
            setState(() {
              if(healt == 1 && choice != questions.answer){
                widget.onSubmit();
                hasAnswer = true;
              }
              if(choice == questions.answer){
                btnChoice = "";
                answer = questions.answer;
                widget.onSubmit();
                hasAnswer = true;
              }else{
                healt += 1;
                hasAnswer = true;
              }
            });

          },
          child: Text(
            'Submit',
            style: TextStyle(color: Colors.white),
          ),
        ),
      );
    }else {
      print('Not Answer');
    }
    return Container(
      width: double.maxFinite,
      child: Card(
        child: Column(
          crossAxisAlignment: CrossAxisAlignment.start,
          children: <Widget>[
            Padding(
              padding: const EdgeInsets.all(10.0),
              child: H4(value:  healt == 2
              ? 'Failed'
              : choice == questions.answer
                ? 'Answer :' : 'Try Again'),
            ),
            Padding(
              padding: const EdgeInsets.all(10.0),
              child: Text(
                questions.answer == 'optA' && choice == questions.answer
                ? questions.optA
                : questions.answer == 'optB' && choice == questions.answer
                  ? questions.optB
                  : questions.answer == 'optC' && choice == questions.answer
                    ? questions.optC
                    : questions.answer == 'optD' && choice == questions.answer
                      ? questions.optD
                      : healt == 2
                        ? "Wrong answer"
                        : "Wrong Answer, you have one more chance",
                ),
            ),
          ],
        ),
      ),
    );
  }