body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #fdfdfd;
  color: #333;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.container {
  max-width: 800px;
  padding: 20px;
  text-align: center;
}

header h1 {
  font-size: 2.5rem;
  margin-bottom: 10px;
  color: #2c3e50;
}

header p {
  font-size: 1.2rem;
  color: #555;
}

.button-group {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin: 40px 0;
  flex-wrap: wrap;
}

button {
  padding: 12px 24px;
  font-size: 1rem;
  border: none;
  background-color: #3498db;
  color: white;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: #2980b9;
}

footer {
  margin-top: 40px;
  font-size: 0.9rem;
  color: #888;
}