body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #111;
  color: #fff;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #000;
  padding: 15px 30px;
}

.logo {
  font-size: 1.5rem;
  font-weight: bold;
  letter-spacing: 1px;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 20px;
  margin: 0;
  padding: 0;
}

nav ul li a {
  text-decoration: none;
  color: #fff;
  padding: 6px 10px;
  transition: background 0.3s ease;
}

nav ul li a:hover {
  background-color: #444;
  border-radius: 4px;
}

main {
  padding: 30px;
  max-width: 900px;
  margin: auto;
}

h2 {
  border-bottom: 2px solid #555;
  padding-bottom: 5px;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 20px;
}

.gallery img, .gallery audio {
  width: 100%;
  border-radius: 8px;
}