v1.7.4

This release includes bug fixes.

• Allow empty string in @-moz-document url-prefix() function
• font-family: revert/revert-layer cannot remove quotation marks
• Reserve revert-layer keyword in custom ident
• Support pseudo classes on ::-webkit-scrollbar pseudo elements
• Parse predefined list styles as enum so they aren't renamed in css modules
• Ensure custom property names are escaped
• Fix css module hashing with implicit CSS grid line names