.dx-speech-to-text-listening {
  animation: dx-speech-to-text-listening-animation 1.5s ease-in-out 0.5s infinite;
}

@keyframes dx-speech-to-text-listening-animation {
  0% {
    opacity: 1;
  }

  50% {
    opacity: 0.4;
  }

  100% {
    opacity: 1;
  }
}