body {
  background: #0d1117;
  color: #c9d1d9;
  font-family: "JetBrains Mono", monospace;
  margin: 2rem;
  line-height: 1.6;
}

a {
  color: #58a6ff;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

header, footer {
  margin-bottom: 2rem;
}

footer {
  margin-top: 3rem;
  font-size: 0.9rem;
  color: #8b949e;
  border-top: 1px solid #21262d;
  padding-top: 1rem;
}