These background wallpapers are perfectly for your power point presentation. Because these are backgrounds it is perfect to place text in front of the wallpaper. We have background colours which variate from green, blue, purple, brown to black. So there must be one you can use for your project of to function as a desktop wallpaper. Of course these backgrounds are perfectly for your smart phone, ipad or other modern device. To set the wallpaper as your background you have to save the file first. You can do that by clicking on the image.