contain-layout-007.html (846B)
1 <!DOCTYPE html> 2 <meta charset="utf-8"> 3 <title>CSS Containment Test: Layout containment fixed positioned descendants</title> 4 <link rel="author" title="Manuel Rego Casasnovas" href="mailto:rego@igalia.com"> 5 <link rel="help" href="https://drafts.csswg.org/css-contain-1/#containment-layout"> 6 <link rel="match" href="../reference/ref-filled-green-100px-square.xht"> 7 <meta name=assert content="Layout containment makes an element to act as containing block for fixed positioned descendants."> 8 <style> 9 #contain-layout { 10 contain: layout; 11 width: 100px; 12 height: 100px; 13 background: red; 14 } 15 16 #fixed { 17 position: fixed; 18 bottom: 0; 19 right: 0; 20 background: green; 21 width: 100px; 22 height: 100px; 23 } 24 </style> 25 <p>Test passes if there is a filled green square and <strong>no red</strong>.</p> 26 <div id="contain-layout"> 27 <div id="fixed"></div> 28 </div>