* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            width: 100%;
            height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
            background-color: #000;
            font-family: Arial, sans-serif;
        }

        .video-container {
            width: 100%;
            height: 100%;
            max-width: 100%;
            position: relative;
            background-color: #000;
            overflow: hidden;
        }

        .video-wrapper {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
        }

        iframe {
            width: 100%;
            height: 100%;
            border: none;
            display: block;
        }
        
        iframe:fullscreen {
            width: 100vw;
            height: 100vh;
        }

        /* Loading animation */
        .loading {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 100;
        }

        .spinner {
            border: 4px solid rgba(255, 255, 255, 0.3);
            border-top: 4px solid #fff;
            border-radius: 50%;
            width: 50px;
            height: 50px;
            animation: spin 1s linear infinite;
        }

        .loading-text {
            color: #fff;
            text-align: center;
            margin-top: 20px;
            font-size: 18px;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        /* Responsive adjustments */
        @media (max-aspect-ratio: 16/9) {
            .video-container {
                padding-bottom: 100%;
            }
        }

        @media (max-width: 768px) {
            .spinner {
                width: 40px;
                height: 40px;
                border: 3px solid rgba(255, 255, 255, 0.3);
                border-top: 3px solid #fff;
            }

            .loading-text {
                font-size: 16px;
            }
        }