.pdf-flipbook-wrapper {
    text-align: center;
    max-width: 900px;
    margin: 40px auto 60px;
}

.flipbook-loading {
    margin-bottom: 20px;
    font-size: 16px;
}

.flipbook {
    display: inline-block;
    max-width: 100%;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.flipbook canvas {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 0 auto;
}


/* ナビボタン */
.flipbook-nav {
    margin-top: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.flipbook-nav button {
    padding: 10px 20px;
    border: none;
    color: #727171;
    background: #f9f1eb;
    border-radius: 50px;
    cursor: pointer;
    position: relative;
    line-height: 1;
}

.flipbook-nav button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.page-info {
    font-size: 16px;
    text-align: center;
}

.prev-btn::before,
.next-btn::after{
    font-size: 17px;
    font-weight: 500;
}

.prev-btn::before {
    content: "< ";
    margin-right: 5px;
}

.next-btn::after {
    content: " >";
    margin-left: 5px;
}

/* 無効状態 */
.flipbook-nav button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}


/* ダウンロードボタン */
.download-btn{
    font-weight: 600;
    max-width: 350px;
    margin: 40px auto 0;
}

.download-btn a{
    color: #ffffff;
    display: block;
    
    padding: 15px 20px;
    background: #e4baad;
    border: 1px solid #e4baad;;
    text-decoration: none;
    transition: ease .4s;
}

.download-btn a:hover {
    color: #e4baad;
    background:#ffffff;
    text-decoration: none;
}