| <html> | |
| <meta chartset=utf-8> | |
| <title>Test Reference</title> | |
| <link rel="author" title="Florian Rivoal" href="https://florian.rivoal.net"> | |
| <style> | |
| html { | |
| writing-mode: vertical-rl; | |
| } | |
| body { | |
| writing-mode: vertical-rl; | |
| width: 0; height: 0; | |
| } | |
| html::before { | |
| content: "This text must be vertical."; | |
| } | |
| html::after { | |
| content: "This text must be horizontal."; | |
| display: block; | |
| writing-mode: horizontal-tb; | |
| } | |
| </style> | |
| <body></body> |