Use the Appearance property to specify the control's border. Use the GroupAppearance property to specify the appearance for the groups. Use the BackColorGroup and BackColorGroup2 properties to specify the background colors for the groups. Use the BackColor property to specify the control's background color. Use the ForeColor property to specify the control's foreground color. Use the Font property to specify the control's font. Use the Image property to assign a picture to an item. Use the Image property to assign a picture to a group.