| <!DOCTYPE html> |
| <link rel="author" title="David Shin" href="mailto:dshin@mozilla.com"> |
| <link rel="help" href="https://drafts.csswg.org/selectors-4/#relational"> |
| <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1793012"> |
| <meta name="assert" content="Ensure that style sharing optimizations do not interfere with :has() selector matching."> |
| <style> |
| div { |
| background: blue; |
| padding: 1em; |
| margin: 1em; |
| } |
| |
| span { |
| display: inline-block; |
| width: 1em; |
| height: 1em; |
| background-color: pink; |
| } |
| </style> |
| <div style="background: green;"><span></span></div> |
| <div></div> |