/* Custom styles */
.bitrate-btn.active {
  border-color: #6366f1;
  background-color: rgba(99, 102, 241, 0.18);
  color: #a5b4fc;
}

#drop-zone.dragover {
  border-color: #818cf8;
  background-color: rgba(99, 102, 241, 0.1);
  transform: scale(1.01);
}

audio {
  filter: invert(0.88) hue-rotate(180deg);
  height: 36px;
  max-width: 260px;
}