| <!DOCTYPE html> | |
| <link rel="author" title="Mozilla" href="https://mozilla.org"> | |
| <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1606485"> | |
| <style> | |
| * { | |
| grid-template-rows: subgrid; | |
| display: grid; | |
| overflow: scroll; | |
| contain: strict; | |
| } | |
| </style> | |
| <script> | |
| document.addEventListener('DOMContentLoaded', function() { | |
| let e = document.createElement('s'); | |
| document.documentElement.appendChild(e); | |
| document.documentElement.getBoundingClientRect() // Update layout | |
| }); | |
| </script> |