[css-grid] Fix syntax error.

Author: fantasai

css-grid/Overview.bs

@@ -934,7 +934,7 @@ Track Sizing: the 'grid-template-rows' and 'grid-template-columns' properties</h
 
 
 <h4 id='named-lines'>
-Named Grid Lines: the ''(<<custom-ident>>*)'' syntax</h4>
+Named Grid Lines: the <css>(<<custom-ident>>*)</css> syntax</h4>
 
 	While <a>grid lines</a> can always be referred to by their numerical index,
 	<dfn export title="named line">named lines</dfn>

css-grid/Overview.html

@@ -926,7 +926,7 @@ <h2 class="no-num no-toc no-ref heading settled" id="contents"><span class="cont
 Track Sizing: the <span class="property" data-link-type="propdesc" title="grid-template-rows">grid-template-rows</span> and <span class="property" data-link-type="propdesc" title="grid-template-columns">grid-template-columns</span> properties</span></a>
               <ul class="toc">
                 <li><a href="#named-lines"><span class="secno">5.1.1</span> <span class="content">
-Named Grid Lines: the ''(<span class="production" data-link-type="type" title="<custom-ident>">&lt;custom-ident></span>*)'' syntax</span></a></li>
+Named Grid Lines: the <span class="css">(<span class="production" data-link-type="type" title="<custom-ident>">&lt;custom-ident></span>*)</span> syntax</span></a></li>
                 <li><a href="#repeat-notation"><span class="secno">5.1.2</span> <span class="content">
 Repeating Rows and Columns: the <span class="css" data-link-type="maybe" title="repeat()">repeat()</span> notation</span></a></li>
                 <li><a href="#fr-unit"><span class="secno">5.1.3</span> <span class="content">
@@ -2230,7 +2230,7 @@ <h3 class="heading settled" data-level="5.1" id="track-sizing"><span class="secn
 
 
       <h4 class="heading settled" data-level="5.1.1" id="named-lines"><span class="secno">5.1.1. </span><span class="content">
-Named Grid Lines: the ''(<a class="production css" data-link-type="type" href="http://dev.w3.org/csswg/css-values-3/#identifier-value">&lt;custom-ident></a>*)'' syntax</span><a class="self-link" href="#named-lines"></a></h4>
+Named Grid Lines: the <span class="css">(<a class="production css" data-link-type="type" href="http://dev.w3.org/csswg/css-values-3/#identifier-value">&lt;custom-ident></a>*)</span> syntax</span><a class="self-link" href="#named-lines"></a></h4>