@keyframes fadeInUp {
  from {
    /* 起始状态：透明且向下偏移 */
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    /* 结束状态：完全可见且回到原位 */
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-1 {
  animation: fadeInUp .5s linear forwards;
  opacity: 0;
}
.animate-2 {
  animation: fadeInUp 1s ease forwards;
  opacity: 0;
}