| <!doctype html> |
| <html lang=en> |
| <meta charset=utf-8> |
| <title>CSS-contain test: layout containment on body prevents background propagation</title> |
| <link rel="author" title="Florian Rivoal" href="https://florian.rivoal.net"> |
| <meta name=flags content=""> |
| <meta name=assert content="layout containment on body prevents background propagation"> |
| <link rel="match" href="reference/contain-body-bg-001-ref.html"> |
| <link rel=help href="https://drafts.csswg.org/css-contain-1/#contain-property"> |
| |
| <style> |
| html, body, p { |
| margin: 0; |
| width: 300px; |
| height: 200px; |
| } |
| p { |
| background: white; |
| } |
| body { |
| background: red; |
| contain: layout; |
| } |
| </style> |
| |
| <p>Test passes if there is no red. |