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‎css-overflow-5/Overview.bs‎
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‎css-overflow-5/Overview.bs‎
Copy file name to clipboardExpand all lines: css-overflow-5/Overview.bs
+8-4Lines changed: 8 additions & 4 deletions
@@ -248,13 +248,17 @@ The 'scroll-marker-group' property</h4>
 
 		<dt><dfn>before</dfn>
 		<dd>
-			The [=scroll container=] generates a ''::scroll-marker-group'' pseudo-element
-			whose box is an immediate preceding sibling to its [=originating element=].
+			The [=scroll container=] generates a ''::scroll-marker-group'' pseudo-element.
+			When originating from the root element,
+			the generated pseudo-element's box is the first child of the [=originating element=].
+			Otherwise, its box is an immediate preceding sibling to its [=originating element=].
 
 		<dt><dfn>after</dfn>
 		<dd>
-			The [=scroll container=] generates a ''::scroll-marker-group'' pseudo-element
-			whose box is an immediate following sibling to its [=originating element=].
+			The [=scroll container=] generates a ''::scroll-marker-group'' pseudo-element.
+			When originating from the root element,
+			the generated pseudo-element's box is the last child of the [=originating element=].
+			Otherwise, its box is an immediate following sibling to its [=originating element=].
 
 	</dl>