| <!DOCTYPE html> |
| <html> |
| <head> |
| <title>Spanner as ::before pseudo element</title> |
| <script> |
| function test() { |
| document.body.offsetTop; // trigger layout |
| document.getElementById('elm').className = "x"; |
| } |
| </script> |
| <style> |
| .x::before { display:block; -webkit-column-span:all; column-span:all; background:yellow; content:".........."; } |
| </style> |
| </head> |
| <body onload="test()"> |
| <p>There should be three rectangles with identical sizes below. The first and third one |
| should be blue with nothing inside. The second one should be yellow with some dots |
| inside.</p> |
| <div style="-webkit-columns:4; columns:4; orphans:1; widows:1; line-height:100px; background:blue;"> |
| <span> </span> |
| <span id="elm"> </span> |
| </div> |
| </body> |
| </html> |
