.audio-player {
  max-width: 500px;
  margin: auto;
  background: #eee;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.audio-thumb {
  width: 100%;
  height: 200px;
  background: url('https://i.imgur.com/8fK4h6K.png') no-repeat center center / cover;
}

.audio-controls {
  display: flex;
  align-items: center;
  justify-content: space-around;
  background: #eaeaea;
  padding: 10px;
}

.audio-controls button {
  background: none;
  border: none;
  font-size: 24px;
  color: #444;
  cursor: pointer;
}

.progress {
  height: 5px;
  background: #ccc;
  position: relative;
  margin: 10px 20px;
  border-radius: 3px;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: #00c4b3;
  border-radius: 3px;
}

.playlist {
  list-style: none;
  margin: 0;
  padding: 0;
  background: #ddd;
}

.playlist li {
  padding: 10px;
  border-top: 1px solid #ccc;
  cursor: pointer;
  color: #555;
}

.playlist li.active {
  background: #00c4b3;
  color: #fff;
}

.filter {
  padding: 10px;
  background: #f4f4f4;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.filter input {
  padding: 6px;
  width: 80%;
  border: 1px solid #ccc;
  border-radius: 4px;
}