ay: inline-block;
  text-align: center;
}
</style>
<script>
  function dragover(ev) {
    ev.preventDefault();
  }
  
  function drag(ev) {
    ev.dataTransfer.setData("text", ev.target.id);
  }
  
  function drop(ev) {
    ev.preventDefault();
    var data = ev.dataTransfer.getData("text");
    ev.target.appendChild(document.getElementById(data));
  }

  function move(ev) {
    ev.preventDefault();
    document.getElementById('div1').innerHTML = '';

    let div2 = document.getElementById('div2');
    let 