On the ribbon, click Manage tab Styles and Standards panel Styles Editor.
In the Style and Standard Editor, expand Lighting to display available lighting styles.
To edit a lighting style, click the style, and change its settings on the Lighting Style panel. See the Style and Standard Editor - Lighting Style reference for more information.
To create a lighting style, select an existing lighting style to use as a template, click New, and enter the style name. Then edit settings of the new lighting style.
Click Save to save changes to the current document.
Click Done to close the Style and Standard Editor.