.yj_sec {
    padding: 80px 0;
    position: relative;
}

.yj_sec .yj_content .yj_item {
    padding: 0 20px 30px;
}

.yj_sec .yj_content .yj_box {
    display: block;
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    padding: 0;
    border: 2px solid #F2F5F8;
}

.yj_sec .yj_content .yj_box .img_box {
    padding: 40px 40px 0;
}

.yj_sec .yj_content .yj_box .img_box .img_warp {
    padding-bottom: calc(100% * 0.6);
    overflow: hidden;
    height: 0;
    position: relative;
}

.yj_sec .yj_content .yj_box .img_box .img_warp img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.yj_sec .yj_content .yj_box .text_box {
    padding: 15px 25px;
    overflow: hidden;
}

.yj_sec .yj_content .yj_box .text_box ._top {
    border-bottom: 1px solid #F2F5F8;
    padding-bottom: 5px;
}

.yj_sec .yj_content .yj_box .text_box ._top ._tit h2 {
    color: #111f2c;
    font-weight: 700;
    font-size: 24px;
    margin-bottom: 6px;
    line-height: 1.4;
}

.yj_sec .yj_content .yj_box .text_box ._top ._tit p {
    color: #555;
    font-size: 15px;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}

.yj_sec .yj_content .yj_box .text_box ._middle {
    color: #666666;
    font-size: 14px;
    line-height: 1.5;
    margin: 10px 0;
    word-wrap: break-word;
    text-align: justify;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.yj_sec .yj_content .yj_box .text_box .sys_btn {
    margin: 15px 0 10px;
}

.yj_sec .pagination {
    margin-top: 20px;
}

@media screen and (max-width: 767px) {
    .yj_sec {
        padding: 25px 0 35px;
    }

    .yj_sec .yj_content .yj_item {
        padding: 0 0 20px 0;
    }

    .yj_sec .yj_content .yj_item .yj_box {
        padding: 0 0 12px 0;
    }

    .yj_sec .yj_content .yj_item .yj_box .img_box {
        padding: 0;
        border-bottom: 1px solid #f1f1f1;
    }

    .yj_sec .yj_content .yj_item .yj_box .img_box .img_warp img {
        padding: 25px;
        border-radius: 0;
    }

    .yj_sec .yj_content .yj_item .yj_box .text_box {
        padding: 0 15px;
    }

    .yj_sec .yj_content .yj_item .yj_box .text_box ._top {
        border-bottom: none;
    }

    .yj_sec .yj_content .yj_item .yj_box .text_box ._top ._tit h2 {
        font-size: 18px;
        margin-top: 15px;
        margin-bottom: 5px;
    }

    .yj_sec .yj_content .yj_item .yj_box .text_box ._middle {
        height: auto;
    }

    .yj_sec .pagination {
        margin-top: 23px;
    }
}

@media screen and (min-width: 768px) and (max-width: 991px) {
    .yj_sec .yj_content .yj_box {
        padding: 25px 10px;
    }
}

@media screen and (min-width: 992px) and (max-width: 1199px) {
    .yj_sec .yj_content .yj_box {
        padding: 30px 15px;
    }
}