body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  max-width: 850px;
  margin: auto;
  padding: 2rem;
  color: #222;
  background-color: #ffffff;
}

h1 {
  font-size: 2rem;
  margin-bottom: 0.25rem;
}

h2 {
  margin-top: 2rem;
  border-bottom: 2px solid #ddd;
  padding-bottom: 0.25rem;
}

h3 {
  margin-top: 1rem;
}

ul {
  margin-left: 1.2rem;
}

a {
  color: #0057b8;
  text-decoration: none;
}

a:hover,
a:focus {
  text-decoration: underline;
}

.download-btn {
  margin-top: 1rem;
  padding: 0.5rem 1rem;
  background-color: #111;
  color: white;
  border: none;
  cursor: pointer;
}

.download-btn:hover {
  background-color: #333;
}

.skip-link {
  position: absolute;
  left: -999px;
}

.skip-link:focus {
  left: 0;
  background: black;
  color: white;
  padding: 0.5rem;
}