| <!DOCTYPE html> | |
| <title>flexbox | block</title> | |
| <link rel="author" href="http://opera.com" title="Opera Software"> | |
| <link rel="help" | |
| href="http://www.w3.org/TR/css-flexbox-1/#flex-containers"> | |
| <link rel="match" href="flexbox_empty-ref.html"> | |
| <style> | |
| div { | |
| background: red; | |
| margin-top: -20em; | |
| display: flex; | |
| } | |
| </style> | |
| <div>FAIL</div> |