| <html> | |
| <head> | |
| <style> | |
| progress { | |
| width: 50px; | |
| height: 50px; | |
| -webkit-appearance: none; | |
| background-color: red; /* should not be visible */ | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <progress min=0 value=30 max=100 style="-webkit-writing-mode: vertical-lr;"></progress> | |
| <progress min=0 value=30 max=100 style="-webkit-writing-mode: vertical-rl;"></progress> | |
| <progress min=0 value=30 max=100 style="-webkit-writing-mode: horizontal-tb;"></progress> | |
| </body> | |
| </html> |