create-next-flask/dist/templates/default/frontend/node_modules/animate.css/source/specials/jackInTheBox.css

Create a Next + Flask app

@keyframes jackInTheBox {
  from {
    opacity: 0;
    transform: scale(0.1) rotate(30deg);
    transform-origin: center bottom;
  }

  50% {
    transform: rotate(-10deg);
  }

  70% {
    transform: rotate(3deg);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

.jackInTheBox {
  animation-name: jackInTheBox;
}