| <!DOCTYPE html> | |
| <body> | |
| <style> | |
| body { | |
| margin: 0; | |
| } | |
| .parent { | |
| opacity: .4; | |
| } | |
| .child { | |
| left: 50px; | |
| top: 50px; | |
| } | |
| div.green { | |
| position: absolute; | |
| width: 100px; | |
| height: 100px; | |
| background: green; | |
| will-change: opacity; | |
| } | |
| </style> | |
| <div class="green parent"> | |
| <div class="green child"></div> | |
| </div> | |
| </body> |