#!/usr/bin/env php
#### Input
```css
```
#### Structure (`var_dump()`)
```php
object(Sabberworm\CSS\CSSList\Document)#4 (3) {
["aComments":protected]=>
array(0) {
}
["aContents":protected]=>
array(0) {
}
["iLineNo":protected]=>
int(1)
}
```
#### Output (`render()`)
```css
```