| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <link rel="author" title="Ting-Yu Lin" href="mailto:tlin@mozilla.com"> |
| <link rel="author" title="Mozilla" href="https://www.mozilla.org/"> |
| <link rel="help" href="https://drafts.csswg.org/css-break/#break-decoration"> |
| <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1564726"> |
| <link rel="match" href="../reference/ref-filled-green-100px-square.xht"> |
| |
| <style> |
| .multicol { |
| column-count: 2; |
| column-gap: 0; |
| column-fill: auto; |
| inline-size: 100px; |
| block-size: 100px; |
| background: red; |
| } |
| |
| .container { |
| padding: 5px 0; |
| border-block: 10px solid green; |
| box-decoration-break: clone; |
| background: green; |
| } |
| |
| .child { |
| block-size: calc(70px + 70px); /* 1st column + 2nd column */ |
| background: green; |
| } |
| </style> |
| |
| <!-- The container's block-size is auto, so the available column block-size |
| reserved for the child is 70px in every column. --> |
| |
| <p>Test passes if there is a filled green square and <strong>no red</strong>.</p> |
| <div class="multicol"> |
| <div class="container"> |
| <div class="child"></div> |
| </div> |
| </div> |