[css-box-3] Bikeshed fixes

Author: fantasai

css-box-3/Overview.bs

@@ -2,16 +2,14 @@
 Title: CSS Box Model Module Level 3
 Shortname: css-box
 Level: 3
-Status: WD
-Work Status: Refining
+Status: ED
+Work Status: Exploring
 Group: csswg
 ED: https://drafts.csswg.org/css-box-3/
-Date: 2018-08-02
 TR: https://www.w3.org/TR/css-box-3/
-Previous Version: https://www.w3.org/TR/2018/WD-css3-box-20180731/
+Previous Version: https://www.w3.org/TR/2018/WD-css-box-3-20180802/
 Abstract: This specification describes the margin and padding properties, which create spacing in and around a CSS box. It may later be extended to include borders (currently described in [[css-backgrounds-3]]).
 Editor: Elika J. Etemad / fantasai, Invited Expert, http://fantasai.inkedblade.net/contact, w3cid 35400
-WPT Path Prefix: css/css-box/
 Ignored Terms: internal table elements, block layout
 </pre>
 
@@ -92,7 +90,7 @@ Module Interactions</h3>
 	<p>All properties in this module apply to the
 	''::first-line'' and ''::first-letter'' pseudo-elements.
 
-The CSS Box Model
+The CSS Box Model {#box-model}
 =================
 
 	<p export>Each box has a <dfn>content area</dfn>
@@ -192,7 +190,7 @@ The CSS Box Model
 	is specified in [[css-break-3]]
 	and controlled by the 'box-decoration-break' property.
 
-Margins
+Margins {#margins}
 =======
 
 	<dfn export lt="margin">Margins</dfn> surround the border edge of a box,
@@ -223,7 +221,7 @@ Page-relative (Physical) Margin Properties: the 'margin-top', 'margin-right', 'm
 		Applies to: all elements except <a>internal table elements</a>
 		Inherited: no
 		Percentages: refer to <a>logical width</a> of containing block
-		Computed value: the keyword ''auto'' or a computed <<length-percentage>> value
+		Computed value: the keyword ''margin/auto'' or a computed <<length-percentage>> value
 		Animation type: by computed value type
 	</pre>
 
@@ -373,7 +371,7 @@ Padding Shorthand: the 'padding' property {#padding-shorthand}
 		</pre>
 	</div>
 
-Changes Since CSS Level 2
+Changes Since CSS Level 2 {#changes}
 =========================
 
 	There are no non-editorial changes since CSS Level 2,