.buzflipbook-btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: #0073aa;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}
.buzflipbook-btn:hover {
    background-color: #005177;
}

.buzflipbook-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left:0; top:0;
    width: 100%; height: 100%;
    background-color: rgba(0,0,0,0.7);
}

.buzflipbook-modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 20px;
    border-radius: 8px;
    width: 90%;
    max-width: 900px;
    position: relative;
}

.buzflipbook-close {
    position: absolute;
    right: 15px;
    top: 10px;
    font-size: 28px;
    cursor: pointer;
}

.buzflipbook-container .page {
    width: 100%;
    height: auto;
    display: block;
}