[css-pseudo-4] fix up the code in section 6 to match current Bikeshed conventions

Author: frivoal

css-pseudo-4/Overview.bs

@@ -836,13 +836,13 @@ Additions to the CSS Object Model</h2>
 <h3 id="CSSPseudoElement-interface">
 Interface CSSPseudoElement</h3>
 
-  The <code>CSSPseudoElement</code> interface
+  The {{CSSPseudoElement}} interface
   allows pseudo-elements to be event targets.
 
   <pre class="idl">
     [Exposed=Window]
     interface CSSPseudoElement : EventTarget {
-        readonly attribute CSSOMString <a href="#dom-csspseudochild-type">type</a>;
+        readonly attribute CSSOMString type;
         readonly attribute Element element;
     };
   </pre>
@@ -864,33 +864,33 @@ Interface CSSPseudoElement</h3>
   Note: This interface may be extended in the future
   to other pseudo-element types
   and/or to allow setting style information
-  through a <code>CSSStyleDeclaration</code> <code>style</code> attribute.
+  through a {{CSSStyleDeclaration}} <code>style</code> attribute.
   The current functionality is limited
   to that which is needed to support [[web-animations-1]].
 
 <h3 id="window-interface">
-Addition to the <code>Element</code> interface</h3>
+Addition to the {{Element}} interface</h3>
 
-  A new method is added to the <code>Element</code> interface to retrieve
+  A new method is added to the {{Element}} interface to retrieve
   pseudo-elements created by a given element for a given type:
   <pre class="idl">
     partial interface Element {
-      CSSPseudoElement? <a href="#dom-element-pseudo">pseudo</a>(CSSOMString type);
+      CSSPseudoElement? pseudo(CSSOMString type);
     };
   </pre>
 
-  The <dfn id="dom-element-pseudo"><code>pseudo()</code></dfn> method
-  is used to retrieve the <code>CSSPseudoElement</code> instance
-  created by the element of the type matching <code>type</code>.
-  Its return value is a <code>CSSPseudoElement</code>,
+  The <dfn method for=Element title="pseudo(type)" id="dom-element-pseudo">pseudo(CSSOMString type)</dfn> method
+  is used to retrieve the {{CSSPseudoElement}} instance
+  created by the element of the type matching {{type!!argument}}.
+  Its return value is a {{CSSPseudoElement}},
   potentially null if no such pseudo-element exists.
 
   Pseudo-elements of unsupported types are considered to simply not exist;
-  unrecognized <code>type</code> values are not an error.
+  unrecognized {{type!!argument}} values are not an error.
 
   ISSUE: The identity, lifetime, and nullness of the return value
   (and potential error cases)
-  of the <code>pseudo()</code> method is still under discussion.
+  of the {{pseudo()}} method is still under discussion.
   See <a href="https://github.com/w3c/csswg-drafts/issues/3607">Issue 3607</a>
   and <a href="https://github.com/w3c/csswg-drafts/issues/3603">Issue 3603</a>.