[css-values][meta] Swap from pre to code.

Author: tabatkins

css-values-4/Overview.bs

@@ -260,18 +260,18 @@ Combinator and Multiplier Patterns</h3>
 		<tbody>
 			<tr>
 				<th>zero or more
-				<td><pre>A? B? C?</pre>
-				<td><pre> A? || B? || C?</pre>
+				<td><code>A? B? C?</code>
+				<td><code>A? || B? || C?</code>
 
 			<tr>
 				<th>one or more
-				<td><pre> [ A? B? C? ]!</pre>
-				<td><pre>A || B || C</pre>
+				<td><code>[ A? B? C? ]!</code>
+				<td><code>A || B || C</code>
 
 			<tr>
 				<th>all
-				<td><pre>A B C </pre>
-				<td><pre>A && B && C</pre>
+				<td><code>A B C </code>
+				<td><code>A && B && C</code>
 	</table>
 
 	Note that all of the "any order" possibilities are expressed using combinators,