* {
    box-sizing: border-box;
}

.catalogue_add {
    max-width: 1000px;
    margin: 60px auto 80px;
    color: #383d41;
}

.catalogue_title {
    display: grid;
    grid-template-columns: 120px 1fr;
    height: 60px;
}

.catalogue_title .title_subject {
    position: relative;
    font-size: 18px;
    font-weight: 600;
    line-height: 60px;
    color: #fff;
    background: #5b7fbd;
    text-align: center;
    padding-left: 12px;
}

.catalogue_title .title_subject::after {
    content: '';
    position: absolute;
    right: -30px;
    top: 0;
    display: block;
    width: 0;
    height: 0;
    border-bottom: 0;
    border-right: 30px solid transparent;
    border-left: 0;
    border-top: 60px solid #5b7fbd;
}

.catalogue_title .title_list {
    border: 1px solid #c8c8c8;
    border-right: none;
}

.catalogue_title .title_list ul {
    display: grid;
    grid-template-columns: repeat(4, auto);
    height: 60px;
}

.catalogue_title .title_list ul li {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    font-size: 14px;
    font-weight: 400;
    color: #333;
}

.catalogue_title .title_list ul li:first-child {
    display: none;
}

.new-book {
    width: 100%;
    margin: 0 auto;
    overflow: hidden;
    position: relative;
}

.new-book .swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.new-book .swiper-slide img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border: 1px solid #ddd;
}

.new-book .swiper-button-next,
.new-book .swiper-button-prev {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 62px;
    height: 62px;
    background: url("../prog/img/btn_prev.png") no-repeat center center;
}

.new-book .swiper-button-next:after,
.new-book .swiper-button-prev:after {
    content: none;
}

.new-book .swiper-button-next:hover,
.new-book .swiper-button-prev:hover {
    background: url("../prog/img/btn_prev_on.png") no-repeat center center;
}

.new-book .swiper-button-next {
    right: 0;
    transform: translateY(-50%) rotate(180deg);
}

.new-book .swiper-button-prev {
    left: 0;
}

#catalogue_year {
    margin: 0 auto;
    max-width: 1020px;
    padding: 0 10px;
}

.catalogue_add .new-book .swiper-pagination {
    position: absolute;
    width: auto;
    height: 16px;
    bottom: 32px;
    left: 48px;
    text-align: center;
}

.swiper-pagination .swiper-pagination-bullet {
    width: 16px;
    height: 16px;
    background: #bcbcbc;
    border-radius: 50%;
    display: inline-block;
    margin: 0 8px 0 0;
    opacity: 1;
}

.swiper-pagination .swiper-pagination-bullet:last-child {
    margin-right: 0;
}

.swiper-pagination .swiper-pagination-bullet-active {
    background: #ffa500;
}

.year-book {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-gap: 64px;
    position: relative;
    padding: 40px 0 120px;
    overflow-x: hidden;
    overflow-y: visible;
}

.new-book .swiper-slide {
    width: 268px;
    margin: 0 auto;
}

.new-book__swiper-box {
    display: flex;
}

.new-book__img {
    min-width: 268px;
}

.new-book__content {
    text-align: left;
    padding: 20px 0;
}

.new-book__title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
}

.new-book__content {
    font-size: 16px;
    line-height: 1.5;
}

.new-book__more {
    margin-top: 20px;
    display: inline-block;
    font-size: 12px;
    color: #999;
}

/* bottom border */
.new-book__more::after {
    content: '';
    display: block;
    width: 100%;
    height: 1px;
    background: #a8a8a8;
    transition: width .3s;
}

.new-book__more:hover {
    color: #ffa500;
}

.new-book__more:hover::after {
    background: #ffa500;
}

.new-book__info {
    margin-top: 48px;
}

.book-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 1px solid #d6d6d6;
    padding: 20px 0 0;
}

.book-item .title {
    box-sizing: border-box;
    display: block;
    width: 100%;
    font-size: 15px;
    font-weight: 800;
    min-height: 42px;
    margin: 0 0 8px;
    text-align: center;
    color: #383d41;
    padding: 0 10px;
    word-break: keep-all;
    line-height: 1.4;
}

.book-item .title:hover {
    color: #ffa500;
}

.book-item .book-img {
    display: inline-block;
    width: 136px;
    height: 175px;
    margin-bottom: 15px;
}

.book-item .book-img img {
    width: 100%;
    height: 100%;
}

.book-item .option {
    background: #f1f1f1;
    padding: 14px 0;
    width: 100%;
}

.book-item .option ul {
    width: fit-content;
    margin: 0 auto;
}

.book-item .option li {
    font-size: 14.5px;
    position: relative;
    padding-left: 8px;
}

.book-item .option li:before {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    content: '';
    display: inline-block;
    width: 4px;
    height: 4px;
    background: #5b7fbd;
    border-radius: 50%;
}

#catalogue_year .year-book .year-swiper-pagination {
    position: absolute;
    width: auto;
    height: 16px;
    bottom: 72px;
    left: 50%;
    transform: translateX(-50%);
}

#sub_content_top .title {font-size:20px;line-height:40px;padding:0 10px;font-weight:600;}
.sub_catalogue_item ul li.hide {display:none;}
.sub_catalogue_item ul {
    width: 100%;
    background: #f5f5f5;
}
.sub_catalogue_item ul:after {
    content: "";
    display: block;
    clear: both;
}
.sub_catalogue_item ul li {
    float: left;
    width: 25%;
    height: 40px;
    line-height: 40px;
    text-align: center;
    border-bottom: 1px solid #e5e5e5;
    font-size: 14px;
    font-weight: 400;
    color: #272727;
}

.sub_catalogue_item ul li:first-child {
    color: #000;
}

.sub_catalogue_item ul li a {
    display: block;
    width: 100%;
    height: 100%;
}

@media screen and (max-width: 1024px) {
    .catalogue_add {
        display: none;
    }

    .sub_catalogue_item ul li {
        width: 50%;
        font-size: 13px;
        letter-spacing: -0.6px;
    }
}