| <!DOCTYPE html> |
| <link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org"> |
| <link rel="help" href="https://www.w3.org/TR/css-break-3/"> |
| <link rel="help" href="https://www.w3.org/TR/css-overflow-3/#overflow-properties"> |
| <link rel="match" href="../reference/ref-filled-green-100px-square.xht"> |
| <style> |
| #multicol { |
| writing-mode: horizontal-tb; |
| columns: 4; |
| column-fill: auto; |
| column-gap: 0; |
| inline-size: 100px; |
| block-size: 200px; |
| } |
| #clipper { |
| /* Take up all of the first three columns and the half of the last one. */ |
| block-size: 700px; |
| overflow: clip; |
| } |
| .filler { |
| /* Take us from one fragmentainer and 50px into the next. */ |
| block-size: 150px; |
| } |
| .visible { |
| block-size: 100px; |
| background: green; |
| } |
| .before-fragmentainer-start { |
| /* This is before the block-start of a fragmentainer, and should therefore |
| be clipped by #clipper. */ |
| margin-block-start: -100px; |
| block-size: 50px; |
| background: red; |
| } |
| .after-container-end { |
| block-size: 100px; |
| background: red; |
| } |
| </style> |
| <p>Test passes if there is a filled green square and <strong>no red</strong>.</p> |
| <div id="multicol"> |
| <div id="clipper"> |
| <div class="visible"></div> |
| <div class="filler"></div> |
| <div class="before-fragmentainer-start"></div> |
| <div class="visible"></div> |
| <div class="filler"></div> |
| <div class="before-fragmentainer-start"></div> |
| <div class="visible"></div> |
| <div class="filler"></div> |
| <div class="before-fragmentainer-start"></div> |
| <div class="visible"></div> |
| <div class="after-container-end"></div> |
| </div> |
| </div> |