body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: white;
  color: #003366;
  text-align: center;
}

header {
  background: #003366;
  color: white;
  padding: 1em;
}

header img {
  max-width: 120px;
  display: block;
  margin: 0 auto 10px;
}

nav {
  background: #0055a5;
  padding: 0.5em;
}

nav a {
  color: white;
  margin: 0 15px;
  text-decoration: none;
  font-weight: bold;
}

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

section {
  padding: 20px;
}

footer {
  background: #003366;
  color: white;
  padding: 1em;
  margin-top: 20px;
}