/* Navigation styles */
 nav {
  margin-bottom: 2rem;
  border: 1px solid #ccc;
  padding: 1rem;
  background-color: #f7f2e2;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
 nav h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  text-align: center;
}
 
 /* Navigation list styles */
nav ol {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
}
 nav li {
  width: calc(50% - 1rem);
  margin-bottom: 1rem;
}
 /* Navigation link styles */
nav a {
  display: block;
  font-size: 1rem;
  color: #333;
  text-decoration: none;
  padding: 0.5rem 1rem;
  background-color: rgba(0, 0, 0, 0.1);
  border-radius: 5px;
  transition: all 0.3s ease;
}
 nav a:hover {
  background-color: #0076d67e;
}