body {
  font-family: Arial, sans-serif;
  background: #f5f5f5;
  text-align: center;
  padding: 40px;
}

nav {
  margin-bottom: 30px;
}

nav a {
  margin: 0 15px;
  text-decoration: none;
  font-weight: bold;
  color: #2c3e50;
}

nav a:hover {
  color: #3498db;
}

h1 {
  color: #2c3e50;
}