popup.html

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<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>What's the rating of..</title>
    <link rel="stylesheet" href="styles.css">
</head>

<body>
    <div>
        <input type="radio" name="r" id="r1" value="movie">Movies
        <input type="radio" name="r" id="r2" value="series" style="margin-left:10px">Series
        <input type="radio" name="r" id="r3" value="episode" style="margin-left:10px">Episode
    </div>
    <input type="search" name="search" id="search" placeholder="Press Enter after writing movie/show" autofocus>
    <h4>IMDb</h4>
    <p id="rating">Rating</p>
    <p id="votes">Voted by</p>
    <p id="rated">Rated</p>
    <p id="released">Released on</p>
    <script src="script.js"></script>
</body>

</html>