# Design Time

To start using **RadSplitContainer** just drag it from the toolbox and drop it at the form.

## Smart Tag

Select **RadSplitContainer** and click the small arrow on the top right position in order to open the **Smart Tag**. The **Smart Tag** for **RadSplitContainer** lets you quickly access common tasks involved with building **RadSplitContainer** elements and customizing appearance through themes.

> caption Figure 1: Smart Tag

![WinForms RadSplitContainer Smart Tag](https://www.telerik.com/products/winforms/documentation/assets/908115a42906fe001946c9d83603b1d4/splitcontainer-design-time001.png)

* **New Theme Manager**: adds a new **RadThemeManager** component to the form.

* **Edit UI Elements**: allows setting properties at multiple levels of the class hierarchy.

* **Horizontal/Vertical**: determines the orientation of **RadSplitContainer**.

* **Add Panel**: adds a new **SplitPanel** to the container.

* **Remove Panel**: removes the last added **SplitPanel**.

* **Dock in Parent Container**: docks in the parent container.

* **Learning Center**: Navigate to the Telerik help, code library projects or support forum.

* **Search**: Search the Telerik site for a given string.

## See Also

* [Element Hierarchy Editor](https://www.telerik.com/products/winforms/documentation/tools/element-hierarchy-editor)
* [Using default themes](https://www.telerik.com/products/winforms/documentation/styling-and-appearance/using-default-themes)