Restore biblio link, restrict surrounding link to not overlap

Author: tabatkins

css-fonts-4/Overview.bs

@@ -6584,12 +6584,12 @@ None.
 
 <h3 id="sp213">How does this specification distinguish between behavior in first-party and third-party contexts?</h3>
 
-<a href="#font-fetching-requirements">For font loads, user agents must use the
-potentially CORS-enabled fetch method defined by the [HTML] specification
+<a href="#font-fetching-requirements">For font loads</a>, user agents must use the
+potentially CORS-enabled fetch method defined by the [[!HTML]] specification
 for URL’s defined within @font-face rules.
 When fetching, user agents must use "Anonymous" mode,
 set the referrer source to the stylesheet’s URL
-and set the origin to the URL of the containing document</a>.
+and set the origin to the URL of the containing document.
 
 Thus, fonts will typically not be loaded cross-origin
 unless authors specifically takes steps to permit cross-origin loads.