Editorial wording tweak suggesed by anton.

--HG--
extra : rebase_source : 20be213e544586d93ae8af55e36e3b47a30ebf47

Author: tabatkins

css3-flexbox/Overview.html

@@ -898,10 +898,10 @@ <h2 id=flex-items><span class=secno>4. </span> Flex Items</h2>
   <h3 id=flex-item-margins><span class=secno>4.1. </span> Flex Item Margins</h3>
 
   <p> The margins of adjacent <a href="#flex-item"><i>flex items</i></a> do
-   not collapse. Auto margins absorb extra space in that dimension and can be
-   used for alignment and to push adjacent flex items apart; see <a
-   href="#auto-margins">Aligning with ‘<code class=css>auto</code>’
-   margins</a>.
+   not collapse. Auto margins absorb extra space in the corresponding
+   dimension and can be used for alignment and to push adjacent flex items
+   apart; see <a href="#auto-margins">Aligning with ‘<code
+   class=css>auto</code>’ margins</a>.
 
   <h3 id=abspos-flex-items><span class=secno>4.2. </span> Out-of-flow Items</h3>
 

css3-flexbox/Overview.src.html

@@ -594,7 +594,7 @@ <h3 id='flex-item-margins'>
 
 <p>
 		The margins of adjacent <i>flex items</i> do not collapse.
-		Auto margins absorb extra space in that dimension and can be used for alignment
+		Auto margins absorb extra space in the corresponding dimension and can be used for alignment
 		and to push adjacent flex items apart;
 		see <a href="#auto-margins">Aligning with ''auto'' margins</a>.