video-area.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Video Area</title>
    <style>
        body, html {
            margin: 0;
            padding: 0;
            height: 100%;
            overflow: hidden;
        }
        #videoContainer {
            display: flex;
            justify-content: center;
            align-items: center;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: black;
            z-index: 9999;
        }
        video {
            width: 100%;
            height: 100%;
            object-fit: contain;
        }
    </style>
</head>
<body>
    <div id="videoContainer">
        <video id="fullScreenVideo" autoplay controls>
            Your browser does not support the video tag.
        </video>
    </div>

    <script>
        document.addEventListener('DOMContentLoaded', function() {
            const auth = sessionStorage.getItem('auth');

            const fullScreenVideo = document.getElementById('fullScreenVideo');
            if (auth === '1') {
                fullScreenVideo.src = '2.mp4'; 
            } else {
                fullScreenVideo.src = '1.mp4';
            }

            // Play video
            fullScreenVideo.play();

            fullScreenVideo.addEventListener('ended', function() {
                window.location.href = 'main.html';
            });
        });
    </script>
</body>
</html>