Fix npm publish (#43)

Remove support for `postcss-styled` (#41)

Update deps. (#35)

Update deps. (#34)

Update deps. (#33)

support more extensions and js source type (#30)

- exports extensions
- add support for more extensions
- add support for source type

- Add `document.lang` (#28)

- Infer syntax from source code
- Support for more extensions

Apply postcss-xml to XML and XSLT files (#25)

Apply postcss-html to XML and XSLT files

fix error for `Node.toString()` (#24)

fix support for scss file (#22)