Enables support for CSS Cascade Layers. See the <a data-l10n-name="spec">in-progress specification</a> for details. File bugs blocking <a data-l10n-name="bugzilla">bug 1699215</a> for bugs related to this feature.
Zapne podporu vrstev CSS Cascade Layers. Podrobnosti najdete v <a data-l10n-name="spec">rozpracované specifikaci</a> a <a data-l10n-name="bugzilla">bugu 1699215</a>.