Native CSS nesting: What you need to know

Native CSS nesting, a feature that allows developers to write cleaner and more organized code by nesting CSS style rules within one another, has gained partial or full support in many modern browsers, eliminating the need for preprocessors like Sass or Less. The article explains the advantages of CSS nesting, such as more modular and maintainable stylesheets and the ability to nest media queries directly within style rules. It highlights the syntax and implementation differences between preprocessors and native CSS, noting that some browsers require the use of the ampersand symbol (&) for nesting to be valid. Through examples, the text illustrates how nesting can simplify CSS by reducing repetition and grouping related styles, while also emphasizing the importance of avoiding over-nesting to prevent specificity issues. It advises developers to keep nesting levels shallow and organize rules carefully to maintain clarity and ease of debugging. The article underscores the significance of understanding specificity in CSS and provides guidelines to ensure effective use of nesting, while also noting the growing browser support for this feature.