| Specified | |
| 100px green | |
| Not specified, use initial value | |
| 200px green | |
| Not specified, but not registered so use initial value for width | |
| 500px green | |
| Has a fallback for unregistered property | |
| 300px green | |
| Has a fallback for a registered property | |
| 200px green | |
| PASS Registration is successful | |
| PASS JS Attributes are valid for element 1 | |
| PASS JS Attributes are valid for element 2 | |
| PASS JS Attributes are valid for element 3 | |
| PASS JS Attributes are valid for element 4 and 5 | |