Currently, backdrop-filter is only experimentally supported on Firefox so there's a few visual glitches. Keep checking the browser compatibility page to determine whether it eventually becomes officially supported.
https://developer.mozilla.org/en-US/docs/Web/CSS/backdrop-filter
Currently,
backdrop-filteris only experimentally supported on Firefox so there's a few visual glitches. Keep checking the browser compatibility page to determine whether it eventually becomes officially supported.https://developer.mozilla.org/en-US/docs/Web/CSS/backdrop-filter