body {
  margin: 0;
  font-family: sans-serif;
  background-color: #000;
  color: #fff;
}

header, footer {
  background: #111;
  padding: 1rem;
  text-align: center;
}

nav a {
  color: #ffb347;
  margin: 0 1rem;
  text-decoration: none;
  font-weight: bold;
}

main {
  padding: 2rem;
  max-width: 960px;
  margin: 0 auto;
}

img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 1rem;
}