Sets the character set for an external style sheet.
String that specifies the htmlCharacter Sets.
The rule has no default value.
You can use only one @charset rule in an external style sheet. The rule must appear at the top of the file, cannot be preceded by any characters, and cannot be included in an embedded style sheet.
The following example implements the @charset rule:
This rule is defined in Cascading Style Sheets (CSS), Level 2 (CSS2).