.spinner-box {
  width: 100%;
  height: 100%;
  /*border: solid 1px #888;*/
}

.pulse-container {
  display: flex;
  flex-direction: row;
  height: 100%;
  width: 50px;
  margin: auto;
  justify-content: space-between;
  align-items: center;
}

.pulse-bubble {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #666;
}

.pulse-bubble-1 {
    animation: pulse .4s ease 0s infinite alternate;
}
.pulse-bubble-2 {
    animation: pulse .4s ease .2s infinite alternate;
}
.pulse-bubble-3 {
    animation: pulse .4s ease .4s infinite alternate;
}

@keyframes pulse {
  from {
    opacity: 1;
    transform: scale(1);
  }
  to {
    opacity: .25;
    transform: scale(.75);
  }
}