body {
  background: #000;
  color: #fff;
  font-family: 'Segoe UI', Arial, sans-serif;
}
header {
  background: #c00;
  color: #fff;
  display: flex;
  align-items: center;
  padding: 1rem 2rem;
}
header img {
  height: 60px;
  margin-right: 1rem;
}
nav {
  background: #111;
  padding: 0.5rem 2rem;
}
nav a {
  color: #fff;
  margin-right: 1.5rem;
  text-decoration: none;
  font-weight: bold;
}
nav a:hover {
  color: #c00;
}
section {
  margin: 2rem 0;
  padding: 1.5rem;
  background: #111;
  border-radius: 8px;
}
footer {
  background: #c00;
  color: #fff;
  text-align: center;
  padding: 1rem 0;
  margin-top: 2rem;
}
blockquote {
  background: #222;
  color: #fff;
  border-left: 4px solid #c00;
  padding: 1rem;
  margin: 1rem 0;
}