body {
  font-family: Arial, sans-serif;
  margin: 0;
  background: #f4f6f9;
  color: #333;
}

header {
  background: #0a3d62;
  color: white;
  padding: 30px;
  text-align: center;
}

nav {
  background: #1e3799;
  padding: 12px;
  text-align: center;
}

nav a {
  color: white;
  margin: 12px;
  text-decoration: none;
  font-weight: bold;
}

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

.container {
  max-width: 1100px;
  margin: auto;
  padding: 40px;
  background: white;
}

h2 {
  color: #1e3799;
}

img {
  width: 100%;
  border-radius: 10px;
  margin-top: 20px;
}

footer {
  background: #0a3d62;
  color: white;
  text-align: center;
  padding: 20px;
  margin-top: 40px;
}