---
id: css-add-external
title: "CSS Add External"
category: "Frontend"
status: "draft"
verification_status: "conceptual"
canonical_id: ""
aliases: ["external CSS", "external style sheet", "link stylesheet", "mystyle.css", "how to add CSS"]
duplicate_of: ""
source_trust_level: "B"
confidence_score: 0.9
created_at: 2026-06-23
updated_at: 2026-06-23
review_reason: ""
merge_history: []
tags: ["css", "web", "frontend", "w3schools", "stylesheet"]
raw_sources: ["https://www.w3schools.com/css/css_howto.asp"]
applied_in: []
github_commit: ""
---
# [[CSS Add External]]
## π― ν μ€ ν΅μ°° (One-line insight)
There are three ways to insert CSS β external, internal, and inline; an external style sheet lets you change the look of an entire website by editing just one `.css` file, referenced from each page via a `` element in the head. [S1]
## π§ ν΅μ¬ κ°λ
(Core concepts)
- **Three ways to insert CSS** β External CSS (link to an external `.css` file), Internal CSS (use the `