<!DOCTYPE html> <html> <meta charset="utf-8"> <title>CSS Multi-column Layout Test Reference: Remove a block with spanner siblings</title> <link rel="author" title="Ting-Yu Lin" href="mailto:tlin@mozilla.com"> <link rel="author" title="Mozilla" href="http://www.mozilla.org/"> <style> #column { column-count: 3; column-rule: 6px solid; width: 400px; outline: 1px solid black; } h3 { column-span: all; outline: 1px solid blue; } </style> <body> <article id="column"> <h3>spanner1</h3> <h3>spanner2</h3> </article> </body> </html>