:root {
  --primary-color: navy;
  --bg-color: #f4f7f6;
  --text-color: #333;
  --card-bg: #fff;
  --light-blue: #4362debd;
}

footer {
  /* Подвал страницы */
  background: var(--primary-color);
  color: white;
  font-size: 1.25rem;
  padding: 1rem;
  box-shadow: 0 -4px 6px rgba(0, 0, 0, 0.1);
  bottom: 0;
  margin-top: 2rem;
}
footer a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}
footer a:hover {
  text-decoration: underline;
}