[css-align-3] Defer to css-position-3 wrt defining 'normal' alignment in abspos. #11215

Author: fantasai

css-align-3/Overview.bs

@@ -1507,15 +1507,9 @@ Inline-Axis (or Main-Axis) Alignment: the 'justify-self' property</h3>
 		<tr>
 			<th>''justify-self/normal'' Behavior
 			<td>
-				* For replaced absolutely-positioned boxes, the ''justify-self/normal'' keyword behaves as ''start''.
-				* For all other absolutely-positioned boxes, ''justify-self/normal'' behaves as stretch.
-					Additionally, if neither inset in this axis is ''top/auto'',
-					but 'width' ('height', for <a>vertical writing modes</a>) is ''width/auto'',
-					''margin/auto'' margins are treated as zero.
-
-					(In non-''justify-self/normal'' cases, ''margin/auto'' margins are prioritized over the <a>self-alignment properties</a>, as usual.)
-
-				Note: This somewhat bizarre behavior is required for compatibility with the behavior specified in CSS 2.1.
+				Behaves as ''justify-self/stretch'' or ''justify-self/start'',
+				depending on the type of box.
+				See [[css-position-3#abspos-layout]].
 		<tr>
 			<th>Other Details
 			<td>
@@ -1677,15 +1671,9 @@ Block-Axis (or Cross-Axis) Alignment: the 'align-self' property</h3>
 		<tr>
 			<th>''align-self/normal'' Behavior
 			<td>
-				* For replaced absolutely-positioned boxes, the ''align-self/normal'' keyword behaves as ''start''.
-				* For all other absolutely-positioned boxes, ''align-self/normal'' behaves as stretch.
-					Additionally, if neither inset in this axis is ''top/auto'',
-					but 'width' ('height', for <a>vertical writing modes</a>) is ''width/auto'',
-					''margin/auto'' margins are treated as zero.
-
-					(In non-''align-self/normal'' cases, ''margin/auto'' margins are prioritized over the <a>self-alignment properties</a>, as usual.)
-
-				Note: This somewhat bizarre behavior is required for compatibility with the behavior specified in CSS 2.1.
+				Behaves as ''align-self/stretch'' or ''align-self/start'',
+				depending on the type of box.
+				See [[css-position-3#abspos-layout]].
 		<tr>
 			<th>Other Details
 			<td>
@@ -2536,6 +2524,8 @@ Changes</h2>
 			(<a href="https://github.com/w3c/csswg-drafts/issues/8992">Issue 8992</a>)
 		<li>Define the 'grid-gap' properties as [=legacy name aliases=] of the 'gap' properties.
 			(<a href="https://github.com/w3c/csswg-drafts/issues/8014">Issue 8014</a>)
+		<li>Defer definition of ''align-self/normal'' alignment for [=absolutely positioned boxes=] to [[css-position-3]].
+			(<a href="https://github.com/w3c/csswg-drafts/issues/11215">Issue 11215</a>)
 	</ul>
 
 	Changes since the <a href="https://www.w3.org/TR/2021/WD-css-align-3-20211224/">24 December 2021 Working Draft</a> include: