| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>backdrop-filter: Clip the filter at border box of element</title> |
| <link rel="author" title="Mason Freed" href="mailto:masonfreed@chromium.org"> |
| <link rel="help" href="https://drafts.fxtf.org/filter-effects-2/#BackdropFilterProperty"> |
| <link rel="match" href="backdrop-filter-paint-order-ref.html"> |
| |
| <div> |
| <p>Expected: A green box, blurred inside the short, wide white box with a<br> |
| blue border, and not blurred anywhere else. In particular, there should be<br> |
| no blurring inside the tall, narrow white box, or anywhere outside that.</p> |
| </div> |
| <div class="box"></div> |
| <div class="navbar"> |
| <div class="menu"></div> |
| </div> |
| <style> |
| div { |
| position: absolute; |
| } |
| .box { |
| width: 200px; |
| height: 200px; |
| top: 100px; |
| left: 100px; |
| background: green; |
| } |
| .navbar { |
| width: 300px; |
| height: 50px; |
| top: 150px; |
| left: 50px; |
| border: 1px solid blue; |
| backdrop-filter: blur(20px); |
| } |
| .menu { |
| width: 100px; |
| height: 150px; |
| top: 50px; |
| left: 95px; |
| border: 1px solid blue; |
| } |
| </style> |
