https://jackwhiting.co.uk/posts/lazy-loading-vanilla-js-with-webpack-laravel-mix https://medium.com/free-code-camp/reducing-css-bundle-size-70-by-cutting-the-class-names-and-using-scope-isolation-625440de600b

https://github.com/verlok/vanilla-lazyload

https://webpack.js.org/configuration/output/ https://web.dev/articles/preload-critical-assets