examples/amp-tiktok-cls-example.html

<!DOCTYPE html>
<html ⚡ lang="en">
  <head>
    <meta charset="utf-8" />
    <title>amp-tiktok example</title>
    <link rel="canonical" href="amps.html" />
    <meta
      name="viewport"
      content="width=device-width,minimum-scale=1,initial-scale=1"
    />
    <!-- prettier-ignore -->
    <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>
    <style amp-custom>
      amp-tiktok {
        color: red;
        border-style: solid;
      }
    </style>
    <script
      async
      custom-element="amp-tiktok"
      src="https://cdn.ampproject.org/v0/amp-tiktok-0.1.js"
    ></script>
    <script async src="https://cdn.ampproject.org/v0.js"></script>
  </head>
  <body>
    <h2>Should not show CLS because `height` attr is equal to the final height of the iframe</h2>
    <amp-tiktok height="721" layout="fixed-height" data-src="https://www.tiktok.com/@countingprimes/video/6988237085899574533"></amp-tiktok>
    </break>

    <h2>Does show cls because the initial height is larger than the final size of the iframe</h2>
    <amp-tiktok
      width="700"
      height="800"
      data-src="https://www.tiktok.com/@scout2015/video/6943753342808034566"
    ></amp-tiktok>
    <p>
      Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod
      tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim
      veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea
      commodo consequat. Duis aute irure dolor in reprehenderit in voluptate
      velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat
      cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id
      est laborum.
    </p>
  </body>
</html>