body {
  font-family: 'Segoe UI', sans-serif;
  background: #f2f7fa;
  margin: 0;
  padding: 0;
}

.navbar {
  background: #003366;
  color: white;
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar nav a {
  color: white;
  margin: 0 10px;
  text-decoration: none;
}

main {
  padding: 20px;
}

footer {
  background: #003366;
  color: white;
  text-align: center;
  padding: 10px;
}