| <!DOCTYPE html> | |
| <link rel="help" href="https://compat.spec.whatwg.org/#valdef-flex--webkit-box"> | |
| <link rel="match" href="green-ref.html"> | |
| <div style="display: -webkit-box; width: 100px; height: 100px;"> | |
| <span style="background: green; color: transparent; -webkit-box-flex: 1;">content</span> | |
| </div> |