# Add(StyleSheet)

> Adds a style sheet for the owner element.

## Definition

* **Type:** Method
* **Namespace:** [UnityEngine.UIElements](/engine/6000.5/script-reference/unityengine/uielements.md)
* **Assembly:** UnityEngine.UIElementsModule

```csharp
public void Add(StyleSheet styleSheet)
```

### Parameters

**** (\[StyleSheet]\(/engine/6000.5/script-reference/unityengine/uielements/stylesheet)):&#x20;