[css-conditional-4] silence errors

Author: svgeesus

css-conditional-4/Overview.bs

@@ -24,8 +24,8 @@ Default Highlight: css
 </pre>
 
 <pre class="link-defaults">
-  spec: css-conditional-3
-    type: dfn; text: conditional group rule
+    spec: css-conditional-3
+        type: dfn; text: conditional group rule
 </pre>
 
 <h2 id="introduction">Introduction</h2>