- Fix \Appendices command.

- Create float for code.
- Adjust fallback font weights.
- Redefine Center environment to eliminate extra space.
- Create TblrEnviron for code.

packages/Color.sty

@@ -160,7 +160,7 @@
 	\colorlet{codeKeywordColor}{PrimeLightBlue}
 	\colorlet{codeOperatorColor}{PrimeLightPink}
 	\colorlet{codeCommentColor}{PrimeLightMint}
-	\colorlet{codeNumberColor}{textColor}
+	\colorlet{codeNumberColor}{textColor}%{PrimeLightLime}
 	\colorlet{codeStringColor}{PrimeLightLime}
 } {
 	% Page and text colors.
@@ -200,7 +200,7 @@
 	\colorlet{codeKeywordColor}{PrimeBlue}
 	\colorlet{codeOperatorColor}{PrimePink}
 	\colorlet{codeCommentColor}{PrimeMint}
-	\colorlet{codeNumberColor}{textColor}
+	\colorlet{codeNumberColor}{textColor}%{PrimeLime}
 	\colorlet{codeStringColor}{PrimeLime}
 }