.youtube-live-label .live-dot {
  height: 8px;
  width: 8px;
  background: red;
  border-radius: 50%;
  display: inline-block;
  margin-right: 6px;
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 50%, 100% { opacity: 1; }
  25%, 75% { opacity: 0.2; }
}

@media (max-width: 768px) {
  #youtube-live-label {
    font-size: 13px;
    margin-left: 6px;
  }
}