<!DOCTYPE html>
<html>
<head>
    <title>CSS Scoping Module Level 1 - :slotted pseudo element must allow selecting elements assigned to a slot element</title>
    <link rel="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org"/>
    <link rel="help" href="http://www.w3.org/TR/css-scoping-1/#slotted-pseudo">
    <link rel="match" href="../../../../expected/wpt-import/css/css-scoping/reference/green-box.html"/>
</head>
<body>
    <style>
        my-host {
            display: block;
            width: 