@charset "utf-8";

.book-detail {
    position: relative;
}

.book-detail .book-full {
    position: relative;
    margin-bottom: 50px;
}

.book-detail .book-full .book-thumb-img {
    overflow: hidden;
    font-size: 0;
    border-radius: 10px;
}

.book-detail .book-full .book-thumb-img img {
    width: 100%;
}

.book-detail .book-full .book-view-btn {
    width: 100%;
    margin-top: 10px;
    border-bottom: 2px solid rgba(0,0,0,0.2);
    border-radius: 10px;
}

.book-detail .book-full .book-view-btn em,
.book-detail .book-full .book-view-btn span {
    display: inline-block;
    margin: 0 5px;
    font-family: 'S-CoreDream-4Regular';
}

.book-detail .book-chapter {
    position: relative;
    padding: 40px;
    margin: 0 -40px;
    background-color: #f4f4f4;
}

.book-detail .book-chapter h3 {
    margin-bottom: 20px;
    text-transform: uppercase;
    font-family: 'Open Sans';
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -.5pt;
}

.book-detail .book-chapter ul li {
    position: relative;
}

.book-detail .book-chapter ul li a {
    display: block;
    padding-right: 50px;
}

.book-detail .book-chapter ul li a strong {
    font-weight: 400;
}

.book-detail .book-chapter ul li a span.down-btn {
    position: absolute;
    top: 50%;
    right: 0;
    overflow: hidden;
    width: 30px;
    height: 30px;
    line-height: 30px;
    margin-top: -15px;
    background-color: #00AC97;
    color: #fff;
    text-align: center;
    border-radius: 50%;
}

.book-detail .book-chapter ul li a span.down-btn span {
    display: none;
}

.book-detail .book-chapter dl,
.book-detail .book-chapter .book-epilogue {
    margin-top: 40px;
}

.book-detail .book-chapter dl dt {
    margin-bottom: 10px;
    font-size: 18px;
    font-weight: 700;
}

.book-detail .book-chapter dl dd ul li {
    border-bottom: 1px dashed rgba(0,0,0,0.1);
}

.book-detail .book-chapter dl dd ul li a {
    padding: 15px 0;
}

@media screen and (min-width: 639px) {
}

@media screen and (min-width: 767px) {
    .book-detail .book-chapter ul li a span.down-btn {
        width: 40px;
        height: 40px;
        line-height: 40px;
        margin-top: -20px;
        border-bottom: 2px solid rgba(0,0,0,0.2);
    }
}

@media screen and (min-width: 979px) {
    .book-detail {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
    }

    .book-detail .book-full {
        width: 35%;
        margin-bottom: 0;
    }

    .book-detail .book-full .book-view-btn {
        height: 60px;
        line-height: 58px;
        font-size: 18px;
    }

    .book-detail .book-full .book-view-btn:hover {
        background-color: #0075C2;
    }

    .book-detail .book-chapter {
        width: 63%;
        padding: 40px;
        margin: 0;
        border-radius: 10px;
    }

    .book-detail .book-chapter ul li a strong {
        line-height: 1.8;
        font-size: 15px;
    }

    .book-detail .book-chapter ul li a:hover strong {
        font-weight: 700;
        color: #0075C2;
    }

    .book-detail .book-chapter ul li a:hover span.down-btn {
        width: 120px;
        background-color: #0075C2;
        border-radius: 20px;
        text-align: center;
    }

    .book-detail .book-chapter ul li a:hover span.down-btn span {
        display: inline-block;
        margin-left: 10px;
    }
}

@media screen and (min-width: 1139px) {
}

@media screen and (min-width: 1239px) {
    .book-detail {
        flex-direction: row-reverse;
    }
}

@media screen and (min-width: 1439px) {
}

@media screen and (min-width: 1639px) {
}