.files-in-detail , .comments-in-detail {display:none;}
#dimodeBoard.board-detail .list-in-detail {
    margin-top: 0!important;
}

.book-viewer-section {
    width: 100%;
    margin: 0 auto 50px;
}

.book-viewer-wrap {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;

    width: 100%;
    min-height: 780px;
    padding: 35px 70px;

    overflow: hidden;
    background: #f4f2ed;
    box-sizing: border-box;
}

#bookViewer {
    margin: 0 auto;
}

#bookViewer canvas {
    max-width: 100%;
}

.book-arrow {
    position: absolute;
    top: 50%;
    z-index: 100;

    width: 48px;
    height: 48px;
    padding: 0;

    border: 0;
    border-radius: 50%;

    background: rgba(0, 0, 0, 0.55);
    color: #fff;

    font-size: 17px;
    line-height: 48px;
    text-align: center;

    transform: translateY(-50%);
    cursor: pointer;
}

.book-arrow:hover,
.book-arrow:focus {
    background: rgba(0, 0, 0, 0.8);
    color: #fff;
    outline: none;
}

.book-prev {
    left: 15px;
}

.book-next {
    right: 15px;
}

.book-page-info {
    padding-top: 14px;
    text-align: center;
    font-size: 15px;
    color: #555;
}


/* 상세 페이지 아래 이전 게시물 */

.list-in-detail {
    margin-top: 60px;
    padding-top: 35px;
    border-top: 1px solid #ddd;
}

.previous-gallery-title {
    margin-bottom: 25px;
    font-size: 24px;
    font-weight: 600;
    color: #222;
}

.list-in-detail .theme-list {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
}

.list-in-detail .each-document {
    float: none;
    width: auto;
    padding: 0;
}

.list-in-detail .each-document .title-image {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 3;

    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

.list-in-detail .each-document .title {
    display: block;
    padding-top: 12px;
    line-height: 1.5;
    text-align: center;
}

.list-in-detail .theme-list::before,
.list-in-detail .theme-list::after {
    display: none;
}


/* 태블릿 */

@media (max-width: 991px) {
    .book-viewer-wrap {
        min-height: 680px;
        padding-right: 55px;
        padding-left: 55px;
    }

    .list-in-detail .theme-list {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}


/* 모바일 */

@media (max-width: 767px) {
    .book-viewer-wrap {
        min-height: 500px;
        padding: 20px 35px;
    }

    .book-arrow {
        width: 36px;
        height: 36px;
        line-height: 36px;
        font-size: 13px;
    }

    .book-prev {
        left: 0;
    }

    .book-next {
        right: 0;
    }

    .previous-gallery-title {
        font-size: 20px;
    }

    .list-in-detail .theme-list {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 15px;
    }
}