fix(curriculum): Remove :target-within in notes and change question in quiz (#63834)

curriculum/challenges/english/blocks/lecture-working-with-pseudo-classes-and-pseudo-elements-in-css/672bbeaa5afdc5a98d5ab8ff.md

@@ -16,7 +16,6 @@ Examples of location pseudo-classes are:
 - `:any-link`
 - `:local-link`
 - `:target`
-- `:target-within`
 
 Let's take a deeper look at each of these pseudo-classes.
 

curriculum/challenges/english/blocks/quiz-css-pseudo-classes/66ed9002f45ce3ece4053eb6.md

@@ -699,7 +699,7 @@ Which pseudo class represents links that point to the same document?
 
 ---
 
-`:target-within`
+`:visited`
 
 ---
 
@@ -751,7 +751,7 @@ p:target {
 
 #### --text--
 
-Which pseudo-class selects an element when it or one of its descendants is the target of a URL fragment?
+Which pseudo-class is used when an element is the target of a URL fragment?
 
 #### --distractors--
 
@@ -759,7 +759,7 @@ Which pseudo-class selects an element when it or one of its descendants is the t
 
 ---
 
-`:target`
+`:hover`
 
 ---
 
@@ -767,7 +767,7 @@ Which pseudo-class selects an element when it or one of its descendants is the t
 
 #### --answer--
 
-`:target-within`
+`:target`
 
 ### --question--
 

curriculum/challenges/english/blocks/review-css-pseudo-classes/671a907bad4538752765f2ff.md

@@ -37,7 +37,6 @@ dashedName: review-css-pseudo-classes
 - **`:local-link` Pseudo-class**: This pseudo-class targets links that point to the same document. It can be useful when you want to differentiate internal links from external ones.
 - **`:visited` Pseudo-class**: This pseudo-class targets a link the user has visited. 
 - **`:target` Pseudo-class**: This pseudo-class is used to apply styles to an element that is the target of a URL fragment.
-- **`:target-within` Pseudo-class**: This pseudo-class applies styles to an element when it or one of its descendants is the target of a URL fragment.
 
 ## Tree-structural Pseudo-classes