| <!DOCTYPE html> |
| <html lang="ja"> |
| <meta charset="UTF-8"> |
| <title>CSS Reference: visibility: collapse hides ruby annotations</title> |
| <link rel="author" title="Xidorn Quan" href="https://www.upsuper.org"> |
| <style> |
| body { line-height: 5; } |
| rt { font-size: 80%; } |
| </style> |
| <ruby> |
| <rb>昆</rb><rb>虫</rb><rb>記</rb> |
| <rt>こん</rt><rt>ちゅう</rt><rt>き</rt> |
| </ruby><br> |
| <ruby> |
| <rb>昆</rb><rb>虫</rb><rb>記</rb> |
| <rt>こん</rt><rt style="opacity: 0">ちゅう</rt><rt>き</rt> |
| </ruby><br> |
| <ruby> |
| <rb>昆</rb><rb>虫</rb><rb>記</rb> |
| <rt>こん</rt><rt></rt><rt>き</rt> |
| </ruby> |
