postcssnested
PostCSS Nested, commonly referred to as postcss-nested, is a PostCSS plugin that enables nesting of CSS selectors inside a parent rule. It allows developers to write nested rules in a style similar to Sass, then expands them into standard CSS that browsers can parse. The plugin handles nested selectors and nested at-rules such as media queries, preserving the logical structure while emitting flat, valid CSS. The ampersand can be used to reference the parent selector, enabling concise composition of selectors.
To use it, install the package, then include it in the PostCSS processing pipeline. For example, a
Limitations include a focus on nesting only; the plugin does not provide variables or mixins. It is