body {
  font-family: Arial, sans-serif;
  margin: 20px;
  background: #f7f7f7;
}

h2 {
  color: #333;
}

.song {
  margin: 10px 0;
  padding: 10px;
  background: #fff;
  border: 1px solid #ccc;
}

.song button {
  margin-left: 20px;
}