| <!DOCTYPE html> | |
| <!-- | |
| | The "vw" equal to 1% of the width of the initial containing block. | |
| | The "vh" equal to 1% of the height of the initial containing block. | |
| | https://www.w3.org/TR/css3-values/#viewport-relative-lengths | |
| | This test only passes when viewport is 640 x 360. | |
| --> | |
| <html> | |
| <head> | |
| <style> | |
| body { | |
| font-family: roboto; | |
| } | |
| div { | |
| width: 50vw; | |
| height: 50vh; | |
| font-size: 5vw; | |
| background-color: #00F; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div> | |
| Width, height and font-size are of vw, vh units. | |
| </div> | |
| </body> | |
| </html> |