| <!DOCTYPE html> | |
| <html dir="ltr"> | |
| <head> | |
| <script> | |
| document.documentElement.setAttribute('dir', 'rtl'); | |
| </script> | |
| <style> | |
| div { | |
| width: 100px; | |
| height: 100px; | |
| float: left; | |
| } | |
| div:dir(rtl) { | |
| background-color: green; | |
| } | |
| div:dir(ltr) { | |
| background-color: red; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div></div> | |
| </body> | |
| </html> |