var ckClassicEditor = document.querySelectorAll(".ckeditor-classic");
ckClassicEditor && Array.from(ckClassicEditor).forEach(function () {
   ClassicEditor.create(document.querySelector(".ckeditor-classic")).then(function (c) {
      c.ui.view.editable.element.style.height = "200px"
   }).catch(function (c) {
      console.error(c)
   })
});