diff --git a/docs/document/Regular Expression/docs/1. Basics/1. Match Literals.md b/docs/document/Regular Expression/docs/1. Basics/1. Match Literals.md
index 7e6f793f..655bc717 100644
--- a/docs/document/Regular Expression/docs/1. Basics/1. Match Literals.md	
+++ b/docs/document/Regular Expression/docs/1. Basics/1. Match Literals.md	
@@ -8,7 +8,7 @@ Regex is case-sensitive by default, to ignore case, add leading `(?i)`.
 
 :::code-group
 
-```regex
+```regexp
 (?i)ascii
 ```
 
@@ -21,6 +21,6 @@ _ = new Regex(@"ascii", RegexOptions.IgnoreCase)
 To partially ignore case, close partial regex using `(?i)<regex>(?-i)`
 The following matches `ASCIIascciiascii` but not `asciiasciiASCII`
 
-```regex
+```regexp
 ASCII(?i)aScIi(?-i)ascii
 ```
diff --git a/docs/document/Regular Expression/docs/1. Basics/3. Match One of Many Characters.md b/docs/document/Regular Expression/docs/1. Basics/3. Match One of Many Characters.md
index 2af1eb68..5abc3362 100644
--- a/docs/document/Regular Expression/docs/1. Basics/3. Match One of Many Characters.md	
+++ b/docs/document/Regular Expression/docs/1. Basics/3. Match One of Many Characters.md	
@@ -4,7 +4,7 @@
 
 Create a *character class* to match one occurrence inside a `[]`
 
-```regex
+```regexp
 c[ae]l[ae]nd[ae]r
 ```
 
@@ -14,7 +14,7 @@ Create a certain range using `-`
 
 Match one of hexadecimal characters:
 
-```regex
+```regexp
 [a-fA-F0-9]
 ```
 
@@ -26,7 +26,7 @@ Negate a range using leading `^`
 
 Match Non-hexadecimal characters:
 
-```regex
+```regexp
 [^a-fA-F0-9]
 ```
 
@@ -40,13 +40,13 @@ There's four special characters may need to be escaped:
 
 For any character that are not one of above, is not required to be escaped:
 
-```regex
+```regexp
 [$()*+.?{|]
 ```
 
 For `^`s not act as negation are not required to be escaped:
 
-```regex
+```regexp
 [a-f^A-F\^0-9]
 ```
 
diff --git a/docs/document/Regular Expression/docs/1. Basics/5. Match Start and End of Line.md b/docs/document/Regular Expression/docs/1. Basics/5. Match Start and End of Line.md
index 44f081ab..c76cbfc2 100644
--- a/docs/document/Regular Expression/docs/1. Basics/5. Match Start and End of Line.md	
+++ b/docs/document/Regular Expression/docs/1. Basics/5. Match Start and End of Line.md	
@@ -9,10 +9,10 @@
 _ = new Regex(@"^abcefg$", RegexOptions.Multiline);
 ```
 
-> `^` always matches after `\n`, so `\n^` is redundant
-> `$` always matches before `\n`, so `$\n` is redundant
-> `\A\Z` matches empty string and empty string with a single new line
-> `\A\z` matches only empty string
+- `^` always matches after `\n`, so `\n^` is redundant
+- `$` always matches before `\n`, so `$\n` is redundant
+- `\A\Z` matches empty string and empty string with a single new line
+- `\A\z` matches only empty string
 
 :::tip
 Always use `\A` and `\Z` instead of `^` and `$` when to match start/end of a whole string