body {
  font-family: Arial, sans-serif;
  margin: 0;
  background: #f4f6f8;
}

header {
  background: #0d47a1;
  color: white;
  padding: 25px;
  text-align: center;
}

section {
  background: white;
  margin: 15px;
  padding: 20px;
  border-radius: 10px;
}

h2 {
  color: #0d47a1;
}

footer {
  text-align: center;
  padding: 15px;
  background: #0d47a1;
  color: white;
}