[css-speech-1] Fix links

Author: fantasai

css-speech-1/Overview.bs

@@ -469,7 +469,7 @@ The 'speak' property</h3>
 		when 'display' is ''display/none'',
 		otherwise resolves to a computed value of ''speak/auto''.
 		The used value of a computed ''speak/auto'' is equivalent
-		to ''speak/always'' if 'visibility' is ''visible''
+		to ''speak/always'' if 'visibility' is ''visibility/visible''
 		and to ''never'' otherwise.
 
 		Note: The ''display/none'' value of the 'display' property
@@ -595,7 +595,7 @@ The 'pause-before' and 'pause-after' properties</h3>
 	<dl dfn-type=value dfn-for="pause-before,pause-after">
 		<dt><dfn><<time>></dfn>
 		<dd>
-			Expresses the pause in absolute [=time=] units
+			Expresses the pause in absolute time units
 			(seconds and milliseconds, e.g. "+3s", "250ms").
 			Only non-negative values are allowed.
 
@@ -712,7 +712,7 @@ The 'rest-before' and 'rest-after' properties</h3>
 	<dl dfn-type=value dfn-for="rest-before,rest-after">
 		<dt><dfn><<time>></dfn>
 		<dd>
-			Expresses the rest in absolute [=time=] units (seconds and milliseconds, e.g. "+3s", "250ms").
+			Expresses the rest in absolute time units (seconds and milliseconds, e.g. "+3s", "250ms").
 			Only non-negative values are allowed.
 
 		<dt><dfn>none</dfn>
@@ -1229,7 +1229,7 @@ The 'voice-pitch' property</h3>
 	<dl dfn-type=value dfn-for=voice-pitche>
 		<dt><dfn><<frequency>></dfn>
 		<dd>
-			A value in [=frequency=] units (Hertz or kiloHertz, e.g. ''100Hz'', ''+2kHz'').
+			A value in frequency units (Hertz or kiloHertz, e.g. ''100Hz'', ''+2kHz'').
 			Values are restricted to positive numbers when the ''voice-pitch/absolute'' keyword is specified.
 			Otherwise (when the ''voice-pitch/absolute'' keyword is not specified),
 			a negative value represents a decrement, and a positive value represents an increment,
@@ -1246,7 +1246,8 @@ The 'voice-pitch' property</h3>
 		<dt><dfn><<semitones>></dfn>
 		<dd>
 			Specifies a relative change (decrement or increment) to the inherited value.
-			The syntax of allowed values is a [=dimension=] with the unit identifier ''st'' (semitones).
+			The syntax of <dfn type><<semitones>></dfn> allowed values is
+			a [=dimension=] with the unit identifier ''st'' (semitones).
 			A <dfn dfn>semitone</dfn> interval corresponds to the step between each note
 			on an equal temperament chromatic scale.
 			A [=semitone=] can therefore be quantified as the difference between
@@ -1340,7 +1341,7 @@ The 'voice-range' property</h3>
 	<dl dfn-type=value dfn-for=voice-range>
 		<dt><<frequency>>
 		<dd>
-			A value in [=frequency=] units (Hertz or kiloHertz, e.g. ''100Hz'', ''+2kHz'').
+			A value in frequency units (Hertz or kiloHertz, e.g. ''100Hz'', ''+2kHz'').
 			Values are restricted to positive numbers when the ''voice-range/absolute'' keyword is specified.
 			Otherwise (when the ''voice-range/absolute'' keyword is not specified),
 			a negative value represents a decrement, and a positive value represents an increment,
@@ -1832,6 +1833,6 @@ Appendix E &mdash; Changes</h2>
 	<ul>
 	<li>Renamed the <css>none</css> and <css>normal</css> values of 'speak' to ''never'' and ''always'' for clarity.
 	See <a href="https://github.com/w3c/csswg-drafts/issues/510">Issue 510</a>.
-	<li>Made the ''auto'' value of 'speak' respond to 'visibility'.
+	<li>Made the ''speak/auto'' value of 'speak' respond to 'visibility'.
 	See <a href="https://github.com/w3c/csswg-drafts/issues/511">Issue 511</a>.
 	</ul>