Sets the background style for elements displayed in full-screen mode.
Element that's in full-screen mode.
As of Microsoft Edge, the experimental "ms" prefix was removed from ::-ms-backdrop. The recommended usage is as follows:
|IE Version||Recommended Usage|
|Prior to Internet Explorer 11||not implemented|
|Microsoft Edge and beyond||::backdrop|
For improved compatibility with legacy sites, ::-webkit-backdrop is also supported as an alias of ::backdrop.
This example puts a magenta background behind an element when in full-screen mode.