body {
  font-family: "Roboto", Arial, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 16px;
  background-color: #f1f3f4;
  color: #202124;
}

.quiz-container {
  background-color: white;
  border-radius: 8px;
  padding: 24px;
  max-width: 800px;
  margin: 0 auto;
  box-shadow: 0 1px 2px 0 rgba(60, 64, 67, 0.3),
    0 1px 3px 1px rgba(60, 64, 67, 0.15);
}

h1 {
  color: #202124;
  text-align: center;
  font-size: 24px;
  font-weight: 400;
  margin-bottom: 24px;
}

.question {
  margin-bottom: 24px;
  background-color: #f8f9fa;
  padding: 16px;
  border-radius: 8px;
}

input[type="text"] {
  width: calc(100% - 16px);
  padding: 12px 8px;
  margin-top: 8px;
  border: 1px solid #dadce0;
  border-radius: 4px;
  font-size: 16px;
  color: #202124;
}

input[type="text"]:focus {
  outline: none;
  border-color: #1a73e8;
  box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.4);
}

button {
  background-color: #1a73e8;
  border: none;
  color: white;
  padding: 10px 24px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  font-weight: 500;
  margin: 4px 2px;
  cursor: pointer;
  border-radius: 4px;
  transition: background-color 0.3s;
}

button:hover {
  background-color: #1765cc;
}

.check-answer {
  background-color: #34a853;
  margin-top: 8px;
}

.check-answer:hover {
  background-color: #2d9249;
}

.check-all {
  display: block;
  margin: 20px auto;
}

.result {
  margin-top: 12px;
  font-weight: 500;
  color: #5f6368;
}

#finalResult {
  margin-top: 24px;
  font-weight: 500;
  text-align: center;
  font-size: 16px;
  color: #1a73e8;
}