working with scss files html code example

Example 1: how to compile scss to css

// Install node-sass
npm i node-sass

// In package.json:  
"scripts": {
	  ...
      "scss": "node-sass — watch scss -o css"
}

// Run the compilation
npm run scss

Example 2: how to link scss to html

You can not "attach" a SASS/SCSS file to an HTML document.
SASS/SCSS is a CSS preprocessor that runs on the server and compiles to
CSS code that your browser understands.

https://www.javatpoint.com/sass-example