lib--utils.js

export default function animateCSS({ element, classes = [], callback }) {
  element.classList.add(...classes)

  function handleAnimationEnd() {
    element.classList.remove(...classes)
    element.removeEventListener('animationend', handleAnimationEnd)

    if (typeof callback === 'function') callback()
  }

  element.addEventListener('animationend', handleAnimationEnd)
}