body {
  background: #000;
  color: #0f0;
  font-family: sans-serif;
  text-align: center;
}
.player-container {
  margin-top: 50px;
}
img#artwork {
  width: 300px;
  height: 300px;
  object-fit: contain;
  margin-bottom: 20px;
}
video, audio {
  width: 80%;
  max-width: 720px;
  display: none;
}
.controls button {
  background: #111;
  color: #0f0;
  padding: 10px 20px;
  margin: 5px;
  border: 1px solid #0f0;
  cursor: pointer;
}