[css-backbrounds-4] Fix definition of <position-three>

tidoust · svgeesus · commit 60eaef76bc30 · 2024-09-16T13:03:08.000-04:00
Enclosing `&lt;&gt;` needed to be doubled. Also added a wrapping `&lt;dfn&gt;` to make the
term linkable.
diff --git a/css-backgrounds-4/Overview.bs b/css-backgrounds-4/Overview.bs
@@ -235,7 +235,7 @@ Background Positioning: the 'background-position' shorthand property</h3>
 
 	<pre class=prod>
 		<<bg-position>> =  <<position>> | <<position-three>>
-		<position-three> = [
+		<dfn><<position-three>></dfn> = [
 		  [ left | center | right ] && [ [ top | bottom ] <<length-percentage>> ]
 		|
 		  [ [ left | right ] <<length-percentage>> ] && [ top | center | bottom ]

Original file line number	Diff line number	Diff line change
`@@ -235,7 +235,7 @@ Background Positioning: the 'background-position' shorthand property</h3>`
`235`	`235`
`236`	`236`	`<pre class=prod>`
`237`	`237`	`<<bg-position>> = <<position>> \| <<position-three>>`
`238`		`- <position-three> = [`
	`238`	`+ <dfn><<position-three>></dfn> = [`
`239`	`239`	`[ left \| center \| right ] && [ [ top \| bottom ] <<length-percentage>> ]`
`240`	`240`	`\|`
`241`	`241`	`[ [ left \| right ] <<length-percentage>> ] && [ top \| center \| bottom ]`