text: // https://www.w3schools.com/howto/howto_js_draggable.asp
  const dragElement = (elmnt) =>{
      var pos1 = 0, pos2 = 0, pos3 = 0, pos4 = 0;
      if (document.getElementById(elmnt.id + "header")) {
        // if present, the header is where you move the DIV from:
        document.getElementById(elmnt.id + "header").onmousedown = dragMouseDown;
      } else {
        // otherwise, move the DIV from anywhere inside the DIV:
        elmnt.onmousedown = dragMouseDown;
      }
    
      function dragMouseDown(e) {
        e = e || window.event;
        e.preventDefault();
        // get the mouse cursor position at startup:
        pos3 = e.clientX;
        pos4 = e.clientY;
        document.onmouseup = closeDragElement;
        // call a function whenever the cursor moves:
        document.onmousemove = elementDrag;
      }
    
      function elementDrag(e) {
        e = e || window.event;
        e.preventDefault();
        // calculate the new cursor position:
        pos1 = pos3 - e.clientX;
        pos2 = pos4 - e.clientY;
        pos3 = e.clientX;
        pos4 = e.clientY;
        // set the element's new position:
        elmnt.style.top = (elmnt.offsetTop - pos2) + "px";
        elmnt.style.left = (elmnt.offsetLeft - pos1) + "px";
      }
    
      function closeDragElement() {
        // stop moving when mouse button is released:
        document.onmouseup = null;
        document.onmousemove = null;
      }
  }
  
  export default dragElement;