lem.style.zIndex = 25;
        fullElem.style.opacity = 1;
      }
    });

    window.addEventListener('keydown', keydownFunction);
  });

  arrowLeftElem ?
    arrowLeftElem.addEventListener('click', function (e) {
      if (mySwipe) {
        mySwipe.prev();
      }
    }) : null;
  arrowRightElem ?
    arrowRightElem.addEventListener('click', function (e) {
      if (mySwipe) {
        mySwipe.next();
      }
    }) : null;

  closeElem ?
    closeElem.addEventListener('click', function () {
      if (m