body {
  font-family: Arial, sans-serif;
  max-width: 800px;
  margin: 40px auto;
  line-height: 1.7;
  color: #222;
}

h1,
h2,
h3 {
  margin-top: 32px;
}

code {
  background-color: #f4f4f4;
  padding: 2px 5px;
  border-radius: 4px;
  font-family: monospace;
}

pre {
  background: #f4f4f4;
  padding: 16px;
  overflow-x: auto;
}

footer {
  margin-top: 40px;
  font-size: 0.9em;
  color: #555;
}

footer a {
  text-decoration: none;
  margin: 0 5px;
}