index.html

<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html" charset="utf-8"/>
    <title>[DEMO] 5G Tours - Demos</title>
    <style>
        html, body {
            overflow: hidden;
            width   : 100%;
            height  : 100%;
            margin  : 0;
            padding : 0;
        }

        #renderCanvas {
            width   : 100%;
            height  : 100%;
            touch-action: none;
        }
        #fps {
            position: absolute;
            background-color: black;
            border: 2px solid red;
            text-align: center;
            font-size: 16px;
            color: white;
            top: 15px;
            right: 10px;
            width: 60px;
            height: 20px;
        }
    </style>
    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.5.3/dist/css/bootstrap.min.css" integrity="sha384-TX8t27EcRE3e/ihU7zmQxVncDAy5uIKz4rEkgIXeMed4M0jlfIDPvg6uqKI2xXr2" crossorigin="anonymous">
</head>
<body>
    <h1 class="text-center">Welcome to 5G-Tours Samsung UCs demo</h1>
</body>
</html>