Close & Open click Left ( chuột trái )

 *** Close

body, * {

  user-select: none;

  -webkit-user-select: none;

  -moz-user-select: none;

}

*** Open

document.querySelectorAll('*').forEach(el => {

  el.style.pointerEvents = 'auto';

  el.style.userSelect = 'text';

});