---
title: "Discussion on \"CSS Selectors 101: How CSS Knows What to Style\" | Hashnode"
description: "Discussion on \"CSS Selectors 101: How CSS Knows What to Style\". When I first started writing CSS, I just copied whatever I saw online.\np { color: blue; } — okay, that makes paragraphs blue. Fine.\nBut I did not actually understand why that worked. How does CSS know"
url: "https://hashnode.com/posts/css-selectors-101-how-css-knows-what-to-style/69b41abe6e27dd07d913b760"
---

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# [CSS Selectors 101: How CSS Knows What to Style](https://anukiranghosh.hashnode.dev/css-selectors-101-how-css-knows-what-to-style?utm_source=hashnode&utm_medium=feed)

When I first started writing CSS, I just copied whatever I saw online. p { color: blue; } — okay, that makes paragraphs blue. Fine. But I did not actually understand why that worked. How does CSS know

Mar 13 · 6 min read · anukiranghosh.hashnode.dev  
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[Anukiran Ghosh](https://hashnode.com/@anukiranghosh)

@anukiranghosh · Bengaluru, India

  
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