.view {
  z-index: 1;
  position: absolute;
  top: 0;
  left: 0;
  min-width: 100vw;
  min-height: 100vh;
  background-position: center;
  transition: background-image 500ms ease-in;
  animation: pulse 10s infinite;
  animation-direction: alternate;
}

@keyframes pulse {
  0% {
    transform: scale(1.02);
  }
  100% {
    transform: scale(1);
  }
}
