<div class="form">
    <h4>
    List 1
    </h4>
    <ul id="list">
      <li>Item 1 <input></li>
    </ul>
    <button id="addItem">
      Add Item
    </button>

  </div>

    <button id="addList">
      Add List
    </button>
</body>

//add List Item
itemNumber = 2;

$("#addItem").click(function(){

newItem = "<li>Item "+ itemNumber +" <input></li>";

     $('#list').append(newItem);

     itemNumber = itemNumber + 1;
})



//add another list
listNumber = 2;

$("#addList").click(function(){

newList = "<h4>List 1</h4> <ul id='list'> <li>Item 1</li> </ul> <button id='addItem'>Add Item</button>";

     $('.form').append(newList);

     listNumber = listNumber + 1;
})