body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f2f2f2;
}
header {
  background-color: #005ea2;
  color: white;
  padding: 20px;
  text-align: center;
}
nav {
  background-color: #e3e3e3;
  padding: 10px;
  text-align: center;
}
nav a {
  margin: 0 15px;
  text-decoration: none;
  font-weight: bold;
  color: #005ea2;
}
main {
  max-width: 800px;
  margin: 30px auto;
  background: white;
  padding: 20px;
  border-radius: 8px;
}
footer {
  text-align: center;
  font-size: 0.9em;
  padding: 15px;
  background-color: #f1f1f1;
}
form input, form button {
  display: block;
  width: 100%;
  padding: 10px;
  margin: 10px 0;
  border-radius: 5px;
  border: 1px solid #ccc;
}
form button {
  background-color: #005ea2;
  color: white;
  border: none;
}