body {
  font-family: Arial, sans-serif;
  margin: 20px;
}

h1, h2 {
  color: #333;
}

section {
  margin-bottom: 20px;
}

ul {
  list-style-type: disc;
  margin-left: 20px;
}

footer {
  margin-top: 40px;
  font-size: 12px;
  color: #666;
}