You can change the background to anything you like if you're using Powerpoint to create presentations: a picture, a color, a gradient, or even an in-motion video. You'll know the best background ...

Open a Blank Presentation. PowerPoint’s default ... Continue by selecting a background color. In the Customize group under the Design tab, click Format Background. In the Format Background ...

This ensures that each new frame contains the same background colors and trim ... You can pick a theme at any point in your presentation creation. But if you choose one from the start, you ...

The TL;DR is that high contrast between background and text colors is important ... On the other hand, that may not be possible with a presentation you’re giving live, so check out W3C’s Web ...