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index.html
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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>web-vitals-element</title>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<style>
body {
font-size: 1.5em;
}
web-vitals {
display: block;
margin-top: 1em;
}
</style>
<!-- let's bring in web-vitals -->
<!-- load the styled custom element script -->
<!-- <script src="https://unpkg.com/web-vitals-element@1.0.1/dist/web-vitals-element.styled.min.js" async></script> -->
<script src="../dist/web-vitals-element.styled.js"></script>
</head>
<body>
<h1>web vitals custom element</h1>
<!-- use the web-vitals element -->
<!-- define the metrics that you're interested in -->
<!-- show a message for unsupported metrics in other browsers -->
<web-vitals></web-vitals>
<web-vitals cls fcp ttfb show-unsupported ></web-vitals>
<web-vitals show-unsupported show-metric-name></web-vitals>
<!-- I'd love to get more fancy themes!!! -->
</body>
</html>