| <!DOCTYPE html> | |
| <html> | |
| <body> | |
| <style> | |
| div { | |
| display: flex; | |
| } | |
| span { | |
| display: inline-block; | |
| border-inline-start: 1px solid green; | |
| } | |
| input[type=range] { | |
| visibility: hidden; | |
| margin: 0; | |
| } | |
| </style> | |
| <p>Test passes if you see no red:</p> | |
| <div><span></span><input type="range"></div> | |
| <div style="writing-mode: vertical-lr;"><span></span><span></span><span></span><span></span><input type="range"></div> | |
| </body> | |
| </html> |