typo

Author: tabatkins

css-variables/Overview.html

@@ -374,7 +374,7 @@ <h2 id=using-variables><span class=secno>3. </span> Using Variables</h2>
 
   <div class=note>
    <p>I'm not sure how to precisely define where/how variables can be used.
-    The Grammar section has a perfect definition, it weren't all
+    The Grammar section has a perfect definition, if only it weren't all
     non-normative (because it's just extending the 2.1 grammar). I don't know
     if 2.1 actually has a term for what is represented by the "term"
     production in the 2.1 grammar.</p>

css-variables/Overview.src.html

@@ -142,7 +142,7 @@ <h2 id='using-variables'>
 	<p>A variable is substituted for its value in the property value at computed-value time.  If a declaration, once all variables are substituted in, is invalid, the declaration is <i>invalid at computed-value time</i>.</p>
 
 	<div class='note'>
-		<p>I'm not sure how to precisely define where/how variables can be used.  The Grammar section has a perfect definition, it weren't all non-normative (because it's just extending the 2.1 grammar).  I don't know if 2.1 actually has a term for what is represented by the "term" production in the 2.1 grammar.</p>
+		<p>I'm not sure how to precisely define where/how variables can be used.  The Grammar section has a perfect definition, if only it weren't all non-normative (because it's just extending the 2.1 grammar).  I don't know if 2.1 actually has a term for what is represented by the "term" production in the 2.1 grammar.</p>
 
 		<p>Basically, though, variables are lexically substituted into the property value, with restrictions on where they can appear as implied by the Grammar section.  You can't, for example, do something ridiculous like ''@var $unit px; div { width: 20$unit; }''.</p>
 	</div>