| <!DOCTYPE html> | |
| <link rel="help" href="https://drafts.csswg.org/css-backgrounds-3/#background-color"> | |
| <iframe id="foo"></iframe> | |
| <div id="bar"></div> | |
| <script> | |
| $ = document.querySelector.bind(document); | |
| var target = document.getElementById("bar"); | |
| target.animate([{"backgroundColor":"blue"},{"backgroundColor":"green"}], {"duration":10}); | |
| $('iframe').contentDocument.documentElement.appendChild(target); | |
| $('#foo').remove(); | |
| </script> |