.flashing-dots {
  position: relative;
  width: 10px;
  height: 10px;
  border-radius: 5px;
  background-color: #78909c;
  color: #78909c;
  animation: flashingDots 1s infinite linear alternate;
  animation-delay: .5s;
}

.flashing-dots::before, .flashing-dots::after {
  content: '';
  display: inline-block;
  position: absolute;
  top: 0;
}

.flashing-dots::before {
  left: -15px;
  width: 10px;
  height: 10px;
  border-radius: 5px;
  background-color: #78909c;
  color: #78909c;
  animation: flashingDots 1s infinite alternate;
  animation-delay: 0s;
}

.flashing-dots::after {
  left: 15px;
  width: 10px;
  height: 10px;
  border-radius: 5px;
  background-color: #78909c;
  color: #78909c;
  animation: flashingDots 1s infinite alternate;
  animation-delay: 1s;
}

@keyframes flashingDots {
  0% {
    background-color: #78909c;
  }
  50%,
  100% {
    background-color: #eceff1;
  }
}
