| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <title>CSS test reference</title> | |
| <link rel="author" title="Florian Rivoal" href="https://florian.rivoal.net/"> | |
| <style> | |
| div { white-space: pre; } | |
| span { background: blue; } | |
| </style> | |
| <p>Test passes if the characters below are arranged in a square and if there is a blue rectangle at the end of the first line. | |
| <div>ああ<span>　</span><br>ああ</div> |