Answers for "overflow scroll not working"

scrollbar not working

/*if the scrollbar is not working add define height*/
li{
  overflow-y: auto;
  overflow-x: auto;
  width: 200px;
  height: 500px;
}

hide the scrollbar in css if not overflow

.myClass {
  /*auto will remove and add the scroll bar as needed*/
  overflow: auto;
}