index.html

<!DOCTYPE html>
<html>
<head>
    <title>React Sortable</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0, user-scalable=no, target-densitydpi=device-dpi" />
    <style>
        @import url(https://fonts.googleapis.com/css?family=Montserrat:400);

        html, body, #root {
            width: 100%;
            height: 100%;
        }
        body {
            background-color: #f9f9f9;
            display: table;
            color: #333;
            font-family: 'Montserrat', 'Helvetica Neue', Helvetica, arial, sans-serif;
        }
        #root {
            display: table-cell;
            vertical-align: middle;
        }
    </style>
</head>
<body>
    <div id="root"></div>
    <script src="/static/bundle.js"></script>
</body>
</html>