stylesheet-helpers - Utilities to make it easier to work with CSS stylesheets.

create([document]) -> { styleSheetElement, styleSheet } - Creates and returns a new stylesheet.
updateProperties(document: <Document>, styleSheet: <StyleSheet>, className: <string>, properties: <field: value>) - Updates the properties of the given styleSheet based on the given className and properties.
findExistingRule(document: <Document>, styleSheet: <StyleSheet>, className: <string>) -> <CssRule|null> - Returns a rule from the given styleSheet based on the given className if it's found.

License

MIT.