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최상위 10_Wiki/Topic_*였던 4개 카테고리 폴더를 10_Wiki/Topics/Topic_* 로 재배치. 콘텐츠 변경 없음(순수 폴더 이동) — Topics/ 하위 나머지 폴더는 이미 지난 커밋에서 전부 정리된 상태(잔존 항목은 에이전트 운영 상태 및 사용자가 보존을 요청한 업데이트0615/무제 3.canvas 뿐).
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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 |
|
B | 0.9 | 2026-07-04 | 2026-07-04 |
|
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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 aw3-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 nativedisabledattribute (like<a>). [S1]w3-show-inline-block— lets multiplew3-bargroups 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 nativedisabledattribute):<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)
- 상위/루트: W3.CSS Tutorial
- 관련 개념: W3CSS Display, W3CSS Notes, W3CSS Bars
- 참조 맥락: 버튼 클래스 체계 — 노트(Notes) 챕터로 이어짐.
📚 출처 (Sources)
- [S1] W3Schools — W3.CSS Buttons — https://www.w3schools.com/w3css/w3css_buttons.asp
📝 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).