# quotes\_dlx\_block\_wrapper\_classes

Change or modify the classes that are output around the block HTML code.

{% hint style="info" %}
Location: `php/Blocks.php`
{% endhint %}

{% code overflow="wrap" %}

```php
/**
 * Filter: quotes_dlx_block_wrapper_classes
 *
 * Change the block class attributes to output on wrapper.
 *
 * @since 1.0.0
 *
 * @param array Array of CSS classes.
 */
$block_wrapper_classes = apply_filters(
	'quotes_dlx_block_wrapper_classes',
	$default_wrapper_classes
);
```

{% endcode %}


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