SalaMuseoGames/_sass/_animations.scss

.flex-grid article {
  opacity: 0;
}

.flex-grid article.shown {
  opacity: 1;
}

.flex-grid article.animate {
  animation: moveUp 0.65s;
  opacity: 1;
}

@keyframes moveUp {
  from {
    transform: translateY(200px);
  }
  to {
    transform: translateY(0);
  }
}

@keyframes shake {
  2%,
  18% {
    transform: translate3d(-1px, 0, 0);
  }
  4%,
  16% {
    transform: translate3d(2px, 0, 0);
  }
  6%,
  10%,
  14% {
    transform: translate3d(-4px, 0, 0);
  }
  8%,
  12% {
    transform: translate3d(4px, 0, 0);
  }
}

@keyframes zoomIn {
  50% {
    transform: translate(-50%, -50%) scale(1.1);
  }
}

@keyframes pulse {
  0% {
    transform: scale(0.8);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}