Compile imported regular CSS file in SCSS file to SASS @import rule
With SASS and Compass, all the imported SCSS and SASS files can be compressed and merged into a single CSS output file. What about the regular CSS files? According to this documentation all files with .css extension, it will be compiled to a CSS @import rule.
For example, if style.scss contains:
@import "../../bower_components/animate.css/animate.css";
... it will be compiled to: