@keyframes bounce-pulse {
  0% {
    transform: translateY(0.1875em);
  }
  30% {
    transform: translateY(-0.25em);
  }
  50% {
    transform: translateY(0.1875em);
  }
}

.rai-bounce {
  display: inline-block;
  line-height: 0;
  & > div {
    transform: translateY(0.1875em);
    border-radius: 100%;
    display: inline-block;
    margin-right: 0.1875em;
    background-color: currentColor;
    width: 0.5em;
    height: 0.5em;
    animation-name: bounce-pulse;
    animation-duration: inherit;
    animation-timing-function: ease-in-out;
    animation-iteration-count: infinite;
    &:last-child {
      margin-right: 0;
    }
  }
}