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id, title, category, status, verification_status, canonical_id, aliases, duplicate_of, source_trust_level, confidence_score, created_at, updated_at, review_reason, merge_history, tags, raw_sources, applied_in, github_commit
id title category status verification_status canonical_id aliases duplicate_of source_trust_level confidence_score created_at updated_at review_reason merge_history tags raw_sources applied_in github_commit
w3css-buttons W3CSS Buttons Programming_Language draft conceptual
w3-button
w3-btn
W3.CSS 버튼
B 0.9 2026-07-04 2026-07-04
w3css
css-framework
w3schools
buttons
https://www.w3schools.com/w3css/w3css_buttons.asp

W3CSS Buttons

🎯 한 줄 통찰 (One-line insight)

W3.CSS's philosophy is that ANY element can be a button, not just <button> — the tutorial explicitly shows <input type="button"> and <a> tags gaining identical button behavior from the same w3-button/w3-btn classes, and even states "Any div, header, footer or other containers can be a w3-button" with a live image demonstrating a picture styled as a clickable button. [S1]

🧠 핵심 개념 (Core concepts)

  • w3-btn — rectangular button with a SHADOW hover effect; default color black. [S1]
  • w3-button — rectangular button with a GRAY hover effect; default color inherits from parent (v4+). [S1]
  • w3-bar — horizontal container for grouping buttons (navigation menus). [S1]
  • w3-bar-item — removes the gap between grouped buttons inside a w3-bar. [S1]
  • w3-block — full-width (100%) button. [S1]
  • w3-circle — circular button. [S1]
  • w3-ripple — click-triggered ripple animation effect. [S1]
  • w3-disabled — CSS-only disabled appearance (opaque, "no parking sign" cursor) for elements that don't support the native disabled attribute (like <a>). [S1]
  • w3-show-inline-block — lets multiple w3-bar groups sit on the same line. [S1]

📖 세부 내용 (Details)

  • Any element as a button: <input class="w3-button w3-black" type="button" value="Input Button"> <button class="w3-button w3-black">Button Button</button> <a href="..." class="w3-button w3-black">Link Button</a>. [S1]
  • Grouped, gapless bar buttons: <div class="w3-bar"><button class="w3-bar-item w3-button w3-black">Button</button>...</div>. [S1]
  • Full-width with custom width via inline style: <button class="w3-button w3-block w3-black" style="width:30%">Button</button>. [S1]
  • Disabled link (since <a> has no native disabled attribute): <a class="w3-button w3-disabled" href="...">Link Button</a>. [S1]

⚖️ 모순 및 업데이트 (Contradictions & updates)

  • 모든 요소가 버튼이 될 수 있음: div, header, footer, 심지어 이미지까지도 w3-button/w3-btn 클래스로 버튼처럼 동작할 수 있다는 점이 명시적으로 시연됨. [S1]

🛠️ 적용 사례 (Applied in summary)

현재 발견된 실제 적용 사례가 없습니다 — w3-bar-item으로 간격 없이 버튼을 묶어 내비게이션 바를 만드는 것이 실전 UI 구성의 대표 사례다. [S1]

💻 코드 패턴 (Code patterns)

Gapless button bar acting as a navigation menu (HTML):

<div class="w3-bar w3-black">
    <button class="w3-bar-item w3-button">Button</button>
    <button class="w3-bar-item w3-button">Button</button>
    <button class="w3-bar-item w3-button">Button</button>
</div>

검증 상태 및 신뢰도

  • 상태: draft
  • 검증 단계: conceptual
  • 출처 신뢰도: B (W3Schools — widely used educational reference, not a primary standards body)
  • 신뢰 점수: 0.90
  • 중복 검사 결과: 신규 생성 (New discovery)

🔗 지식 그래프 (Knowledge Graph)

📚 출처 (Sources)

📝 변경 이력 (Change history)

  • 2026-07-04: Initial draft synthesized from the W3Schools "W3.CSS Buttons" page (Astra wiki-curation, P-Reinforce v3.1 format).