body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background-color: #000;
  color: #0f0;
}

header {
  background-color: #111;
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav a {
  color: #0f0;
  margin: 0 1rem;
  text-decoration: none;
}

nav a:hover {
  text-decoration: underline;
}

.music-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
  padding: 2rem;
}

.track {
  background-color: #222;
  padding: 1rem;
  border-radius: 8px;
}

audio {
  width: 100%;
}