* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  background-image: url("backimg.jpg");
  background-repeat: no-repeat;
  background-size: cover;
}
.container {
  position: relative;
  width: 100%;
  max-width: 400px;
  background: rgba(114, 91, 5, 0.5);
  padding: 30px;
  overflow: hidden;
  border-radius: 20px;
  box-shadow: 0 0 50px rgb(124, 110, 7);
}

.heading {
  text-align: center;
  font-size: 40px;
  color: #fff;
  margin-bottom: 50px;
  background:linear-gradient(to right, #c6d08c, #7cc28c);
  border-radius: 20px;
}
label {
  display: block;
  font-size: 18px;
  margin-bottom: 10px;
  color: #fff;
  margin-top: 10px;
}
hr {
  color: #bfcea2;
}
select {
  width: 100%;
  padding: 10px;
  border: none;
  text-transform: capitalize;
  border-radius: 5px;
  margin-bottom: 10px;

  background: #fff;
  color: #1f2847;
  font-size: 14px;
}
.start-screen .btn {
  margin-top: 50px;
}
.hide {
  display: none;
}
.timer {
  width: 100%;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  margin-bottom: 30px;
}
.timer .progress {
  position: relative;
  width: 100%;
  height: 40px;
  background: transparent;
  border-radius: 30px;
  overflow: hidden;
  margin-bottom: 10px;
  border: 3px solid #3f4868;
}
.timer .progress .progress-bar {
  width: 100%;
  height: 100%;
  border-radius: 30px;
  overflow: hidden;
  background: linear-gradient(to right, #e2ea51, #78e7f1);
  transition: 1s linear;
}
.timer .progress .progress-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  font-size: 16px;
  font-weight: 500;
}

.question-wrapper .number {
  color: #bfcea2;
  font-size: 25px;
  font-weight: 500;
  margin-bottom: 20px;
}
.question-wrapper .number .total {
  color: #578160;
  font-size: 18px;
}
.question-wrapper .question {
  color: #fff;
  font-size: 20px;
  font-weight: 500;
  margin-bottom: 20px;
}

.answer-wrapper .answer {
  width: 100%;
  height: 60px;
  padding: 20px;
  border-radius: 10px;
  color: #fff;
  border: 3px solid #3f4868;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  cursor: pointer;
  transition: 0.3s linear;
}
.answer .checkbox {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 3px solid #3f4868;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
}
.answer .checkbox i {
  color: #fff;
  font-size: 10px;
  opacity: 0;
  transition: all 0.3s;
}
.answer:hover:not(.checked) .checkbox,
.answer.selected .checkbox {
  background-color: #0c80ef;
  border-color: #0c80ef;
}
.answer.selected .checkbox i {
  opacity: 1;
}
.answer.correct {
    border-color: #0cef2a;
}
.answer.wrong {
  border-color: #fc3939;
}
.question-wrapper,
.answer-wrapper {
  margin-bottom: 50px;
}
.set_button {
  display: flex;
  gap: 10px;
}
.btn {
  width: 100%;
  height: 60px;
  background: #0c80ef;
  border: none;
  border-radius: 10px;
  color: #fff;
  font-size: 18px;
  font-weight: 500;
  cursor: pointer;
  transition: 0.3s linear;
}
.btn:hover {
  background: #0a6bc5;
}
.btn:disabled {
  background: #576081;
  cursor: not-allowed;
}
.btn.next {
  display: none;
}
.btn.quit {
  width: 30%;
  background-color: #fc3939;
}
.end-screen .score {
  color: #fff;
  font-size: 25px;
  font-weight: 500;
  margin-bottom: 80px;
  text-align: center;
}
.score .score-text {
  color: #578160;
  font-size: 16px;
  font-weight: 500;
  margin-bottom: 120px;
}

.copyright {
  border-top: 1px solid #484d4d;
  border-bottom: 1px solid #484d4d;
  border-radius: 20px;
  text-align: center;
  margin-top: 20px;
  margin-bottom: -20px;
  color: #484d4d;
  opacity: 0.7;
}

@media (max-width: 468px) {
  .container {
    min-height: 100vh;
    max-width: 100%;
    border-radius: 0;
  }
}