| <!doctype html> |
| <html lang=en> |
| <meta charset=utf-8> |
| <title>CSS-contain test: paint containment on body prevents overflow propagation</title> |
| <link rel="author" title="Florian Rivoal" href="https://florian.rivoal.net"> |
| <meta name=flags content=""> |
| <meta name=assert content="paint containment on body prevents overflow propagation"> |
| <link rel="match" href="reference/contain-body-overflow-001-ref.html"> |
| <link rel=help href="https://drafts.csswg.org/css-contain-1/#contain-property"> |
| |
| <style> |
| html, body, p, div { |
| margin: 0; |
| width: 200px; |
| height: 200px; |
| } |
| div { background: red; } |
| body { |
| overflow: hidden; |
| contain: paint; |
| } |
| :focus { |
| outline: none; |
| } |
| </style> |
| |
| <div></div> |
| <p tabindex=1 id=target>Test passes if there is no red. |
| <script> |
| window.onload = function() { |
| document.getElementById("target").focus() |
| } |
| </script> |
