body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f8f8f8;
  color: #333;
}
header, footer {
  background-color: #111;
  color: #fff;
  padding: 1rem;
  text-align: center;
}
nav a {
  color: white;
  margin: 0 1rem;
  text-decoration: none;
}
.container {
  max-width: 1000px;
  margin: auto;
  padding: 2rem;
}
h1, h2 {
  color: #222;
}
footer p {
  margin: 0;
}