scroll-marker-group-layout-parent.html (711B)
1 <!DOCTYPE html> 2 <meta charset="utf-8"> 3 <title>CSS Overflow Test: ::scroll-marker-group has correct layout parent</title> 4 <link rel="help" href="https://drafts.csswg.org/css-overflow-5/#scroll-marker-group"> 5 <link rel="match" href="../reference/ref-filled-green-100px-square.xht"> 6 <style> 7 #sc { 8 z-index: 1; 9 overflow: hidden; 10 scroll-marker-group: before; 11 margin-left: -100px; 12 width: 100px; 13 height: 100px; 14 background: red; 15 } 16 #sc::scroll-marker-group { 17 z-index: 2; 18 width: 100px; 19 height: 100px; 20 background: green; 21 } 22 </style> 23 <p>Test passes if there is a filled green square and <strong>no red</strong>.</p> 24 <div style="display:flex;"> 25 <div id="sc"></div> 26 </div>