Replaced CSS3VALUES by CSS3VAL.

Author: bert-github

css4-text/Overview.src.html

@@ -2265,7 +2265,7 @@ <h3 id="word-spacing">
 <!--    -->:lang(en) { word-spacing: 200%; }</pre>
 
       <p>The following example will <em>add</em> half the the width of the
-        &ldquo;0&rdquo; glyph to word spacing character [[CSS3VALUES]]:
+        &ldquo;0&rdquo; glyph to word spacing character [[CSS3VAL]]:
       <pre>p { word-spacing: 0.5ch; }</pre>
     </div>