<!-- Test Description: This is the minimum valid JavaScript AMP document; it includes all of the required fields from the spec, but nothing else. --> <!doctype html> <html ⚡> <head> <meta charset="utf-8"> <link rel="canonical" href="./regular-html-version.html"> <meta name="viewport" content="width=device-width"> <style amp-boilerplate>body{-webkit-animation:-amp-start 8s steps(1,end) 0s 1 normal both;-moz-animation:-amp-start 8s steps(1,end) 0s 1 normal both;-ms-animation:-amp-start 8s steps(1,end) 0s 1 normal both;animation:-amp-start 8s steps(1,end) 0s 1 normal both}@-webkit-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@-moz-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@-ms-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@-o-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}</style><noscript><style amp-boilerplate>body{-webkit-animation:none;-moz-animation:none;-ms-animation:none;animation:none}</style></noscript> <script async src="https://cdn.ampproject.org/v0.js"></script> </head> <body> Hello, world. </body> </html>