|  | <!DOCTYPE html> | 
|  | <html> | 
|  | <head> | 
|  | <meta charset="utf-8"> | 
|  | <title> | 
|  | CSS Values and Units Test: | 
|  | Viewport units are interpolated correctly | 
|  | </title> | 
|  | <meta name="assert" content=" | 
|  | The interpolated size mid-way between 75vh and 125vh is 100vh (respectively for vw) | 
|  | " /> | 
|  |  | 
|  | <link | 
|  | rel="author" | 
|  | title="François REMY" | 
|  | href="mailto:fremycompany.developer@yahoo.fr" | 
|  | / > | 
|  |  | 
|  | <link rel="help" href="http://www.w3.org/TR/css3-values/#viewport-relative-lengths"/> | 
|  | <link rel="help" href="http://www.w3.org/TR/css3-animations/#animations"/> | 
|  |  | 
|  | <link | 
|  | rel="match" | 
|  | href="reference/all-green.html" | 
|  | /> | 
|  |  | 
|  | <style type="text/css"> | 
|  |  | 
|  | @keyframes anim { | 
|  | from { width: 75vw; height: 75vh; } | 
|  | to   { width: 125vw; height: 125vh; } | 
|  | } | 
|  |  | 
|  | html, body { margin: 0px; padding: 0px; } | 
|  |  | 
|  | html { background: red; overflow: hidden; } | 
|  | #outer { position: relative; background: green; } | 
|  | #outer { animation: anim 2000000s; animation-delay: -1000000s; } | 
|  |  | 
|  | </style> | 
|  |  | 
|  | </head> | 
|  | <body> | 
|  |  | 
|  | <div id="outer"></div> | 
|  |  | 
|  | </body> | 
|  | </html> |