Formatting shapes
    Using the Format menu allows you to adjust a selected shape’s properties such as fill
                color, line color and width. You can also move the item forward or backward on a
                slide 
- Open the presentation that you want to edit.
 - Tap inside the presentation.
 - ClickEdit > Format.
 - Navigate to the slide that you want to format.
 - Tap the shape that you want to format.
 - Do one of the following:
- In the Shape and line section, tap one of the options to change the fill color, line color, line weight, or line style of the shape.
 - In the Arrange section, tap one of the options to change the position of the shape: send backward, send to back, bring to front, bring forward.
 
 - When you are done editing, clickEdit > File > Save.