body {
  font-family: Arial, sans-serif;
  max-width: 800px;
  margin: 40px auto;
  padding: 0 20px;
  line-height: 1.6;
  background-color: #f9f9f9;
  color: #333;
}

h1 {
  text-align: center;
  font-size: 2em;
  margin-bottom: 1em;
}

h2 {
  margin-top: 2em;
  color: #111;
}

a {
  color: #0073e6;
}