| PASS | Property background-position value '1px' | |
| PASS | Property background-position value '1px center' | |
| PASS | Property background-position value '-2% -3%' | |
| PASS | Property background-position value '5% top' | |
| PASS | Property background-position value 'center' | |
| PASS | Property background-position value 'center center' | |
| PASS | Property background-position value 'center 6px' | |
| PASS | Property background-position value 'center left' | |
| PASS | Property background-position value 'center right 7%' | |
| PASS | Property background-position value 'center bottom' | |
| PASS | Property background-position value 'center top 8px' | |
| PASS | Property background-position value 'left' | |
| PASS | Property background-position value 'right 9%' | |
| PASS | Property background-position value 'left 10px center' | |
| PASS | Property background-position value 'right 11% bottom' | |
| PASS | Property background-position value 'left 12px top 13px' | |
| PASS | Property background-position value 'right center' | |
| PASS | Property background-position value 'left bottom' | |
| PASS | Property background-position value 'right top 14%' | |
| PASS | Property background-position value 'bottom' | |
| PASS | Property background-position value 'top 15px center' | |
| PASS | Property background-position value 'bottom 16% left' | |
| PASS | Property background-position value 'top 17px right -18px' | |
| PASS | Property background-position value 'bottom center' | |
| PASS | Property background-position value 'top left' | |
| PASS | Property background-position value 'bottom right 19%' | |
| PASS | Property background-position value 'calc(10px + 0.5em) calc(10px - 0.5em)' | |
| PASS | Property background-position value 'calc(10px - 0.5em) calc(10px + 0.5em)' | |
| PASS | Property background-position value '12px 13px, 50% 6px, 30px -10px' | |
| PASS | Property background-position value 'center' multiple base values | |
| PASS | Property background-position value 'center, left' multiple base values | |
| PASS | Property background-position value 'center, left, bottom' multiple base values | |