| 3-2-nested-opacity-compounds | |
| 3-2-non-positioned-element-with-opacity-forms-stacking-context | |
| 3-2-non-positioned-element-with-opacity-impacts-positioned-descendants | |
| 3-2-opacity-applies-to-children | |
| 3-2-opacity-applies-to-text | |
| 3-2-opacity-does-apply-to-background |