index.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <style>
        html, body {
            height: 100%;
            width: 100%;
            background: #eee;
        }
    </style>
    <title>Emoji Physics</title>
</head>
<body>
    <p>
        <p>Emoji List:</p>
        <textarea id="emoji-list" rows="12" cols="40">
😀💨👂👀👃👅👄👍👎👌👊✊
✌👋✋👐👆👇👉👈🙌🙏☝
👏💪🚶🏃💃👫👪👬👭💏💑
👯🙆🙅💁🙋💆💇💅👰🙎🙍
🙇🎩👑👒👟👞👡👠👢👕👔
👚👗🎽👖👘👙💼👜👝👛👓
🎀🌂💄💛💙💜💚❤💔💗💓
💕💖💞💘💌💋💍💎👤👥💬
        </textarea>
    </p>
    <p>
        <span>Input:</span>
        <input id="input" value="😀💨👂👀👃👅">
    </p>
    <p>
        <span>Font:</span>
        <input id="font-input" value="">
    </p>
    <p>
        <button id="add-button">Add</button>
        <button id="random-button">Random</button>
        <button id="clear-button">Clear</button>
    </p>
    <div id="world"></div>
    <p>
        <h3>Github:</h3>
        <a href="https://github.com/yaegaki/emoji-physics">yaegaki/emoji-physics</a>
    </p>
    <script src="lib/opencv.js"></script>
    <script src="lib/matter.js"></script>
    <script src="main.js"></script>
</body>
</html>