body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #f9f9f9;
  color: #333;
}

header {
  background-color: #ff8c00;
  color: white;
  padding: 20px;
  text-align: center;
}

nav ul {
  list-style: none;
  padding: 0;
  display: flex;
  justify-content: center;
  gap: 15px;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

main {
  padding: 20px;
}

h2 {
  margin-top: 40px;
}

article {
  background: white;
  padding: 15px;
  border-radius: 8px;
  box-shadow: 0 0 5px #ccc;
}

footer {
  background: #222;
  color: white;
  text-align: center;
  padding: 15px;
  margin-top: 40px;
}