| <!DOCTYPE html> |
| <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-multicol-1/#the-multi-column-model"> |
| <link rel="help" href="https://drafts.csswg.org/css-position-3/#abspos-breaking"> |
| <link rel="match" href="../reference/ref-filled-green-100px-square.xht"> |
| <meta name="assert" content="Test that the nested column container has a correct column width in the outer multicol's second column."> |
| |
| <style> |
| .multicol { |
| column-count: 2; |
| column-fill: auto; |
| column-gap: 0; |
| } |
| #outer { |
| width: 100px; |
| height: 100px; |
| background: red; |
| } |
| #nested { |
| width: 100%; |
| height: 200px; |
| } |
| #abscb { |
| position: relative; |
| width: 100%; |
| |
| /* Use a height less than the outer column container's height 100px to trigger |
| the bug. */ |
| height: 50px; |
| } |
| #abspos { |
| position: absolute; |
| top: 0; |
| left: 0; |
| width: 100%; |
| height: 400px; |
| background: green; |
| } |
| </style> |
| |
| <p>Test passes if there is a filled green square and <strong>no red</strong>.</p> |
| |
| <div id="outer" class="multicol"> |
| <div id="nested" class="multicol"> |
| <div id="abscb"> |
| <div id="abspos"></div> |
| </div> |
| </div> |
| </div> |
