body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;
  padding: 20px;
}

h1 {
  text-align: center;
  color: #003366; /* Azul marino */
}

.quiz-container {
  background-color: #ffffff;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
  max-width: 600px;
  margin: auto;
}

h3 {
  color: #003366;
}

button {
  background-color: #003366;
  color: white;
  padding: 10px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

button:hover {
  background-color: #0055a5;
}