body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: #f9f9f9;
}

header {
  background: #004080;
  color: white;
  padding: 1rem;
  text-align: center;
}

nav a {
  color: white;
  margin: 0 1rem;
  text-decoration: none;
}

main {
  padding: 2rem;
}

footer {
  background: #004080;
  color: white;
  text-align: center;
  padding: 1rem;
  position: fixed;
  width: 100%;
  bottom: 0;
}

form {
  max-width: 400px;
  margin: auto;
  display: flex;
  flex-direction: column;
}

form input,
form textarea {
  margin-bottom: 1rem;
  padding: 0.5rem;
}

form button {
  background: #004080;
  color: white;
  border: none;
  padding: 0.7rem;
}