body {
  font-family: Arial, sans-serif;
  margin: 20px;
  padding: 20px;
  background-color: #f4f4f4;
}

/* Header + Footer */
header, footer {
  background-color: #333;
  color: white;
  text-align: center;
  padding: 10px;
}

/* Navigation */
nav {
  background-color: #444;
  padding: 10px;
}

nav a {
  color: white;
  margin-right: 15px;
  text-decoration: none;
}

nav a:hover {
  text-decoration: underline;
}

/* Page Content */
section {
  margin-top: 20px;
}

/* Images */
img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}