| <!DOCTYPE html> | |
| <style> | |
| .container { | |
| width: max-content; | |
| overflow: hidden; | |
| } | |
| </style> | |
| <div class=container><select id=expand size="2"></select></div> | |
| <script> | |
| document.body.offsetHeight; | |
| const option = document.createElement('option'); | |
| option.textContent = "Pass if this is visible"; | |
| expand.appendChild(option); | |
| </script> |