.details-accordion[data-animate="1"] .details-accordion__content {
  overflow: hidden;
  transition: max-height 0.3s ease-out, opacity 0.3s ease-out;
  max-height: 0;
  opacity: 0;
}

.details-accordion[data-animate="1"] details[open] .details-accordion__content {
  opacity: 1;
}