Keynote User Guide for Mac
- Welcome
- What’s new
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- Change object transparency
- Fill shapes and text boxes with color or an image
- Add a border to an object
- Add a caption or title
- Add a reflection or shadow
- Use object styles
- Resize, rotate, and flip objects
- Move and edit objects using the object list
- Add linked objects to make your presentation interactive
 
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        - Send a presentation
- Intro to collaboration
- Invite others to collaborate
- Collaborate on a shared presentation
- See the latest activity in a shared presentation
- Change a shared presentation’s settings
- Stop sharing a presentation
- Shared folders and collaboration
- Use Box to collaborate
- Create an animated GIF
- Post your presentation in a blog
 
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        - Use iCloud Drive with Keynote
- Export to PowerPoint or another file format
- Reduce the presentation file size
- Save a large presentation as a package file
- Restore an earlier version of a presentation
- Move a presentation
- Delete a presentation
- Password-protect a presentation
- Lock a presentation
- Create and manage custom themes
 
- Copyright

Add a reflection or shadow in Keynote on Mac
You can add a reflection and a shadow to images, shapes, text boxes, lines, arrows, and videos.

Add a reflection
- Go to the Keynote app  on your Mac. on your Mac.
- Open a presentation, then click an object to select it, or select multiple objects. 
- In the Format  sidebar, click the Style tab. sidebar, click the Style tab.
- Select the Reflection checkbox, then drag the slider to make the reflection more or less visible. 
Add a shadow
- Go to the Keynote app  on your Mac. on your Mac.
- Open a presentation, then click an object to select it, or select multiple objects. - To add a shadow to a chart, see Change the look of bars, wedges, and more. 
- In the Format  sidebar, click the Style tab. sidebar, click the Style tab.
- Click the disclosure arrow next to Shadow, click the pop-up menu, then choose a type of shadow: - Drop Shadow: Makes the object look like it’s hovering above the slide. 
- Contact Shadow: Makes the object look like it’s standing on the slide. 
- Curved Shadow: Makes an object look like its edges are curled. 
 
- Adjust any of the following to change the shadow’s look: - Blur: The softness of a shadow’s edge. 
- Offset: The distance between the shadow and the object or text. 
- Angle: The angle of the shadow. 
- Perspective: The angle of the light source in a contact shadow.