<link rel="stylesheet" href="path/to/EasyModal.css">

<div class="my-easy-modal easy-modal easy-modal--fade">
  <div class="easy-modal__content">
    <h1>
      This is your customizable EasyModal body
    </h1>
    <button class="close-my-easy-modal">
      Close EasyModal
    </button>
  </div>
</div>

<script type="module">
  import EasyModal from 'path/to/EasyModal.js'

  const myEasyModal = new EasyModal({
    el: '.my-easy-modal',
    persistent: true,
    open: '.open-my-easy-modal',
    close: '.close-my-easy-modal',
    beforeOpen: () => console.log('before open'),
    beforeClose: () => console.log('before close')
  })

  myEasyModal.start()
</script>