scrollbar-gutterThe scrollbar-gutter CSS property reserves space for the scrollbar, preventing unwanted layout changes as the scrollbar appears and disappears.scrollingScrollingnewly2024-12-11https://drafts.csswg.org/css-overflow-3/#scrollbar-gutter-propertyhttps://developer.mozilla.org/docs/Web/CSS/Reference/Properties/scrollbar-guttercss.properties.scrollbar-guttercss.properties.scrollbar-gutter.autocss.properties.scrollbar-gutter.stablehttps://nowyoucanuse.com/features--scrollbar-gutter.html