Fix links

Author: fantasai

css-conditional-4/Overview.bs

@@ -96,7 +96,7 @@ Changes</h2>
 Changes since the <a href="https://www.w3.org/TR/2020/WD-css-conditional-4-20200303/">First Public Working Draft of 3 March 2020</a></h3>
 
 	<ul>
-		<li>Added Privacy and Security sections.
+		<li>Added [[#privacy|Privacy]] and [[#security|Security]] sections.
 	</ul>
 
 <h3 id="changes-from-L4" class="no-num">

css-syntax-3/Overview.bs

@@ -3758,7 +3758,7 @@ Changes from the 16 August 2019 Candidate Recommendation</h3>
 	* Aligned [=parse a stylesheet=] with the Fetch-related shenanigans.
 		(See <a href="https://github.com/w3c/csswg-drafts/commit/64becb59fe678760608a6f2a8d6bfb3a334500c9#diff-9d409f899ee6e2cc8cd87356d0e2a0ff739c5aa9663d83f49c951c379a38f1f6">commit</a>.)
 		<blockquote>
-			<p>To <dfn export>parse a stylesheet</dfn> from an |input|
+			<p>To [=parse a stylesheet=] from an |input|
 			<ins>given an optional [=/url=] |location|</ins>:</p>
 
 			<ol>