# ussClassName

> USS class name for RadioButton elements.

## Definition

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

```csharp
public static readonly string ussClassName
```

### Remarks

Unity adds this USS class to every instance of the RadioButton element. Any styling applied to this class affects every RadioButton located beside, or below the stylesheet in the visual tree.