In this example project, we show various aspects of the UI systemAsset is under Unity Companion License.Examples include:UI aligned in 3D with perspective.UI lit by light sources.Scripts for handling drag-and-drop and for moving and resizing a window.Placing a RenderTexture in the UI.A scene demonstrating the built-in auto-layout components, including a grid and nested layout groups.A scene showcasing the default built-in controls such as buttons, toggles, an input field, and a scroll view.