body {
  font-family: Arial, sans-serif;
  margin: 40px;
  background: #f9f9f9;
  color: #333;
}
header, footer {
  text-align: center;
  margin-bottom: 20px;
}
a {
  color: #007bff;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
form input, form textarea {
  width: 100%;
  padding: 8px;
  margin-top: 5px;
}