.tts-player{
  margin-bottom:20px;
  padding:10px;
  border:1px solid #eee;
  border-radius:8px;
}

.tts-player button{
  margin-right:8px;
  padding:6px 12px;
  cursor:pointer;
}

.tts-highlight{
  background:#fff59d;
  font-weight:bold;
}

.tts-speed-btn{
  margin-left:10px;
  padding:6px 12px;
  border-radius:6px;
  border:1px solid #ddd;
  background:#f7f7f7;
  cursor:pointer;
}

.tts-speed-btn:hover{
  background:#eee;
}

.tts-btn{
  padding:6px 12px;
  margin-right:8px;
  border-radius:6px;
  border:1px solid #ddd;
  background:#f7f7f7;
  cursor:pointer;
}

.tts-btn:hover{
  background:#eee;
}

.tts-btn.active{
  background:#4caf50;
  color:white;
  border-color:#4caf50;
}