wher to put common styles scss in vue code example

Example 1: setup scss in vue

npm i node-sass sass-loader

// create the path: styles/main.scss in your src directory
–src
  |––styles
  |––main.scss

// add this to your vue.config.js file in the root directory
module.exports = {
  css: {
    loaderOptions: {
      sass: {
        prependData: `@import "@/styles/_variables.scss";`
      }
    }
  }
};

Example 2: vue add sass

<!--
# Run this command in the root dir of your vue project:
npm i sass-loader node-sass style-loader
-->

<!-- And later in your vue component -->
<style lang="sass">
/* Your sass code */
</style>