Respuesta :
Answer:
Background slide type.
Explanation:
What are background slides?
PowerPoint backgrounds are images or design elements that are placed on your slides behind whatever text, charts, images, or other objects you are presenting.
In short, it is the presentation background that you use to build all of your slides.
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In the background clip property, the border-box type is used to extend the background only through the border space.
We may modify the size and characteristics of pictures using background attributes, allowing us to create responsive graphics for both tiny and big screen. This in turn aids us in developing responsive websites. The backdrop-image for an element's initial location is defined by the CSS background attribute. The background-color, background-image, background-repeat, background-attachment, and background-position  properties may all be adjusted using this shortcut property.
- We may adjust the width and height of our image in accordance with screen size by using the background-size attribute.
- With background-position, we may instruct the browser where to display an image.
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