특징

http://megaton111.cafe24.com/2017/01/11/sass-%EC%8B%9C%EC%9E%91%ED%95%98%EA%B8%B0/

https://soooprmx.com/archives/5059

https://velopert.com/1712

출력스타일

https://designmeme.github.io/ko/blog/sass-css-output-style/#fn:compact