.app-loading {
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
}

.app-loading img {
  animation: pulsate 2s ease-in infinite;
}

@keyframes pulsate {
  0% {
    opacity: 0.2;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0.2;
  }
}