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

        body {
            background: #fff;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
        }

        .page-container {
            position: relative;
               min-height: 100vh;

        }

        .page-item {
            width: 100%;
           min-height: 100vh;
            display: flex;
            justify-content: center;
            align-items: center;
            background: white;
        }

        .page-image {
            width: 100%;
            height: auto;
            max-width: 800px;
            object-fit: contain;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .page-image.loaded {
            opacity: 1;
        }

        .loading {
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 14px;
            color: #666;
        }