[css-images-3] Cross-link intrinsic aspect ratio. Editorial.

Author: fantasai

css-images-3/Overview.bs

@@ -1269,7 +1269,7 @@ Concrete Object Size Resolution {#concrete-size-resolution}
 		and additionally has neither width nor height smaller than the constraint rectangle's width and height, respectively.
 
 	In both cases,
-	if the object doesn't have an intrinsic aspect ratio,
+	if the object doesn't have an [=intrinsic aspect ratio=],
 	the <a>concrete object size</a> is the specified constraint rectangle.
 
 Examples of CSS Object Sizing {#object-sizing-examples}
@@ -1382,14 +1382,14 @@ Sizing Objects: the 'object-fit' property {#the-object-fit}
 
 		<dt><dfn>contain</dfn>
 		<dd>
-			The replaced content is sized to maintain its aspect ratio
+			The replaced content is sized to maintain its [=intrinsic aspect ratio=]
 			while fitting within the element's content box:
 			its <a>concrete object size</a> is resolved as a <a>contain constraint</a>
 			against the element's used width and height.
 
 		<dt><dfn>cover</dfn>
 		<dd>
-			The replaced content is sized to maintain its aspect ratio
+			The replaced content is sized to maintain its [=intrinsic aspect ratio=]
 			while filling the element's entire content box:
 			its <a>concrete object size</a> is resolved as a <a>cover constraint</a>
 			against the element's used width and height.
@@ -1406,7 +1406,7 @@ Sizing Objects: the 'object-fit' property {#the-object-fit}
 			Size the content as if ''object-fit/none'' or ''object-fit/contain'' were specified,
 			whichever would result in a smaller <a>concrete object size</a>.
 
-			Note: Both ''object-fit/none'' and ''object-fit/contain'' respect the content's intrinsic aspect ratio,
+			Note: Both ''object-fit/none'' and ''object-fit/contain'' respect the content's [=intrinsic aspect ratio=],
 			so the concept of "smaller" is well-defined.
 	</dl>