For example:

```
<div class="container">
  <div class="inner"><p>Hello</p></div>
  <div class="inner"><p>Goodbye</p></div>
</div>

```

The output should be like this:

```
<div class="container">
  <div class="new">
    <p>Hello</p>
    <p>Goodbye</p>
  </div>
</div>

```