| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>CSS Containment Test: Layout containment stacking context</title> |
| <link rel="author" title="Manuel Rego Casasnovas" href="mailto:rego@igalia.com"> |
| <link rel="help" href="https://drafts.csswg.org/css-contain-1/#containment-layout"> |
| <link rel="match" href="../reference/pass_if_pass_below.html"> |
| <meta name=assert content="Layout containment elements create a stacking context."> |
| <style> |
| div { |
| contain: layout; |
| background: white; |
| } |
| span { |
| position: relative; |
| z-index: -1; |
| } |
| </style> |
| |
| <p>Test passes if there is the word "PASS" below.</p> |
| <div><span>PASS</span></div> |
