.PDFFlip {
    width: 100%;
    height: 100%;
    position: relative;
    display: block;
    overflow: hidden;
    background-color: #fff;
}

.PDFFlip .page {
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: white;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
}

.PDFFlip .controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 10px;
    text-align: center;
    background: rgba(0, 0, 0, 0.7);
}

.PDFFlip .controls button {
    background: none;
    border: none;
    color: white;
    padding: 5px 10px;
    cursor: pointer;
    margin: 0 5px;
}

.PDFFlip .controls button:hover {
    background: rgba(255, 255, 255, 0.1);
}

.PDFFlip .thumbnail-container {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 150px;
    background: rgba(0, 0, 0, 0.7);
    overflow-y: auto;
    display: none;
}

.PDFFlip .thumbnail-container.active {
    display: block;
}

.PDFFlip .thumbnail {
    width: 120px;
    height: 160px;
    margin: 10px auto;
    background: white;
    cursor: pointer;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
}

.PDFFlip .thumbnail:hover {
    transform: scale(1.05);
}