.my-element {
  display: inline-block;
  margin: 0 0.5rem;

  animation: bounce; /* referring directly to the animation's @keyframe declaration */
  animation-duration: 2s; /* don't forget to set a duration! */
}

.animate__animated.animate__bounce {
  --animate-duration: 2s;
}

/* This changes all the animations globally */
:root {
  --animate-duration: 800ms;
  --animate-delay: 0.9s;
}