* {
  box-sizing: border-box;

}

body {
  font-family: Arial, Helvetica, sans-serif;
}

.quiz-container {
  background-color: #eee;
  margin: 10px auto;
  width: 800px;
  padding: 10px;
  border-radius: 6px;
  -webkit-border-radius: 6px;
  -moz-border-radius: 6px;
  -ms-border-radius: 6px;
  -o-border-radius: 6px;
}

.quiz-container .quiz-info {
  display:flex;
  margin: 10px;

}

.quiz-container .quiz-info .category {
  flex: 1;
}

.quiz-container .quiz-info .questions-count {
  flex: 1;
  text-align: right;
  
}

.quiz-container .questions-area {
  padding: 10px;

}
.quiz-container .answers-area {
  padding: 10px;

}

.quiz-container .answers-area .answer  {
  padding: 10px;
  
}

.quiz-container .answers-area .answer label {
  font-weight: bold;
  color: #777;
  margin-left: 5px;
  cursor: pointer;
  font-size: 14px;
}

.quiz-container .answers-area .answer:not(:last-child) {
  border-bottom: 1px solid #dfdfdf;
}

.quiz-container .answers-area .answer input[type="radio"]:checked  + label{
  color: #0075ff;
}


.quiz-container .submit-question {
  display: block;
  background-color: #0075ff;
  width: 100%;
  border: 0;
  padding: 15px;
  color: #fff;
  font-size: 20px;
  border-radius: 6px;
  -webkit-border-radius: 6px;
  -moz-border-radius: 6px;
  -ms-border-radius: 6px;
  -o-border-radius: 6px;
  cursor: pointer;
}


.quiz-container .bullets {
  display: flex;
  margin-top: 15px;
  border-top: 1px solid #dfdfdf;
  padding: 15px 0;
}

.quiz-container .bullets .span-container {
  display: flex;
  flex: 1;


}

.quiz-container .bullets .span-container span {
  width: 20px;
  height: 20px;
  background-color: #777;
  border-radius: 50%;
  -webkit-border-radius: 50%;
  -moz-border-radius: 50%;
  -ms-border-radius: 50%;
  -o-border-radius: 50%;
  margin-right: 5px;

}

.quiz-container .bullets .span-container span.on {
  background-color: #0075ff;
}

.quiz-container .bullets .time-counter {
  flex: 1;
  text-align: right;
}


.quiz-container .results {
  margin-top: 20px;

}

.quiz-container .results .perfect {
  color: #0075ff;
  font-weight: bold;

}

.quiz-container .results .good {
  color: #009688;
  font-weight: bold;

}

.quiz-container .results .bad {
  color: #dc0a0a;
  font-weight: bold;

}