Watch a SCSS or Sass file for changes and output or update the CSS file with the given filename

Converts SCSS or Sass files to CSS.
More information: <https://sass-lang.com/documentation/cli/dart-sass>.
Trick copyright: tl;dr; <https://github.com/tldr-pages/tldr>

sass --watch {{inputfile.scss|inputfile.sass}}:{{outputfile.css}}

click the source code to copy install sass on any operating system with command-not-found.com