cssnano VS Autoprefixer

Minifying your CSS involves removing unnecessary whitespace, comments, and reducing property names. This results in smaller file sizes and faster downloads. Use tools like UglifyCSS and CSSNano for this purpose. - Source: dev.to / 7 months ago

For the sake of simplicity, my example setup uses a single-file plugin and puts all styles directly into a single style.css file without using further theme.css or theme.json files, which we might want to use depending on the requirements for customizability. Likewise, SASS / SCSS support can be added if it makes life easier for the developer(s) involved. But as we already use PostCSS to control autoprefixing and... - Source: dev.to / about 1 year ago

The cssnano plugin can minify/compress CSS and make it suitable for production use. Install cssnano plugin using this command:. - Source: dev.to / almost 2 years ago

I'd look through the available postcss plugins. Many of them will do what you are looking for, or at least parts of what you are looking for. For example CSSNANO is a css minifier. Source: almost 3 years ago

Unlike other frameworks, you can’t just npm install and write code. Take one look at the Tailwind CSS installation page and before you even begin, you need to decide if you want to install it with the CLI or as a PostCSS plugin. Wait, you know CSS, but what is PostCSS? Then, you keep reading and you see something about CSS preprocessor and you might wonder what that is too. Then, you see that you not only have to... - Source: dev.to / about 2 months ago

Mixins - This allows you to reuse a set of rules inside another rule. I never really found a good use case for mixins. They were available to me when I was still using Bootstrap with LESS, but using them seemed a little complex, because you always need to look up what they do and the resulting CSS output is not always clear. If you're thinking of using them for browser prefixes (e.g. -webkit-transform), I would... - Source: dev.to / 9 months ago

Simple, fast, and a little bit opinionated, Eleventy Plus Vite features Eleventy 2.0.0-canary, the new Eleventy 2.0 Dev Server with live reload, Vite 3.0 as Middleware in Eleventy Dev Server (using eleventy-plugin-vite), build output post-processing by Vite (with Rollup), CSS/Sass post-processing with PostCSS including Autoprefixer and cssnano, a custom CSS/Sass structure, basic fluid typography based on Utopia,... - Source: dev.to / over 1 year ago

w/ postcss-preset-env(v7.8.3): convert modern CSS into something most browsers can understand, determining the polyfills you need based on your targeted browsers or runtime environments. It takes the support data that comes from MDN and Can I Use and determine from a browserlist whether those transformations are needed. It also packs Autoprefixer within and shares the list with it, so prefixes are only applied... - Source: dev.to / over 1 year ago

As others have said, you need to normalize. Also, you may need something like autoprefixer if you're using styles that have different vendor prefixes. https://github.com/postcss/autoprefixer. Source: over 1 year ago