stylesheet.css

.y2b-menu {
  min-width: 320px;
}

.y2b-item {
  padding-top: 8px;
  padding-bottom: 8px;
}

.audio-button, .video-button {
  font-weight: bold;
  border-radius: 0;
  padding: 6px;
  min-width: 120px;
}
.audio-button {
  background-color: rgba(147,230,0,0.3);
}
.video-button {
  background-color: rgba(28,153,213,0.3);
}
.audio-button:hover, .audio-button:focus {
  color: #323843;
  background-color: #93e600;
  border: none;
}
.video-button:hover, .video-button:focus {
  color: #323843;
  background-color: #1c99d5;
  border: none;
}