body {
  font-family: Arial, sans-serif;
  text-align: center;
  background: linear-gradient(135deg, #6b73ff, #000dff);
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100vh;
  color: white;
}

.container {
  max-width: 600px;
  margin: 0 auto;
  padding: 20px;
  background-color: #fff;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  color: #000;
}

h1 {
  font-size: 2rem;
  margin-bottom: 10px;
}

.question {
  font-size: 1.5rem;
  margin: 20px 0;
}

.options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.option {
  padding: 10px;
  font-size: 1.2rem;
  background-color: #e2e8f0;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.option:hover {
  background-color: #cbd5e1;
}

.timer {
  font-size: 1.2rem;
  margin-top: 20px;
  color: #4a5568;
}
#start-button {
  background-color: #4caf50;
  color: white;
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-size: 16px;
}

#start-button:disabled {
  background-color: #cccccc;
  cursor: not-allowed;
}