| PASS Property flex value 'none' | |
| PASS Property flex value '1' | |
| PASS Property flex value '2 3' | |
| PASS Property flex value '4 5 6px' | |
| PASS Property flex value '7% 8' | |
| PASS Property flex value '8 auto' | |
| PASS Property flex value 'calc(10px + 0.5em)' | |
| PASS Property flex value 'calc(10px - 0.5em)' | |