.pdf-viewer-container {
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    border-radius: 4px;
    background-color: #f5f5f5;
}

.pdf-viewer-container.is-fullscreen {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    z-index: 9999;
    background: #fff;
    margin: 0 !important;
    padding: 0 !important;
    border: none !important;
}

.pdf-viewer-container iframe {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
    padding: 0;
}

/* Блокируем прокрутку основной страницы, когда PDF в полном экране */
body.pdf-fullscreen-active {
    overflow: hidden !important;
    height: 100vh !important;
    width: 100vw !important;
}