.ipr .main_ipr {
    background-color: #f6f7fb;
    padding: 60px 0;
    margin-top: 24px;
}
.ipr .main_ipr > .inner {
    display: flex;
}
.ipr .main_ipr .img_w {
    width: 50.625%;
}
.ipr .main_ipr .img_w img {
    width: 100%;
}
.ipr .main_ipr .cont_w {
    width: 49.375%;
    padding-left: 38px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.ipr .main_ipr .main_txt .cate {
    font-size: 20px;

    display: none;
}
.ipr .main_ipr .main_txt .tit {
    /* margin-top: 4px; */
    font-size: 32px;
    line-height: var(--fs_tit);
    font-weight: 600;
}
.ipr .main_ipr .main_txt .desc {
    margin-top: 16px;
    font-size: 17px;

    color: #555;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 5;
    -webkit-box-orient: vertical;
    font-weight: 300;
}
.ipr .main_ipr .main_txt .btn {
    margin-top: 16px;
}
.ipr .main_ipr .main_txt .btn span {
    color: #838383;
    padding: 0;
}
.ipr .main_ipr .item_list {
    margin-top: 40px;
    padding-right: 30px;
}

.ipr .main_ipr .item_list .cursor{
    cursor: default;
}

.ipr .main_ipr .item_list .slider_item .img img {
    width: 100%;
}
.ipr .main_ipr .item_list .slider_item .txt {
    margin-top: 16px;
    text-align: center;
}
.ipr .main_ipr .item_list .slider_item .txt .tit {
    font-size: 16px;
    line-height: var(--fs_tit);
    font-weight: 600;
}
.ipr .main_ipr .item_list .slider_item .txt .desc {
    font-size: 15px;

    font-weight: 300;
    max-height: 42px;
    color: #181818;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.ipr .main_pd_slider_w .swiper-custom-next,
.ipr .main_pd_slider_w .swiper-custom-prev {
    margin-top: -26px;
    background-color: transparent;
}
.ipr .sub_ipr_list {
    margin-top: 80px;
}
.ipr .sub_ipr_list .ipr_list {
    margin-left: -32px;
    margin-right: -32px;
    display: flex;
    flex-wrap: wrap;
}
.ipr .sub_ipr_list .ipr_list .list_item {
    position: relative;
    padding: 24px 32px 0 32px;
    margin-top: 45px;
    width: 25%;
}
.ipr .sub_ipr_list .ipr_list .list_item:nth-child(-n+4) {
    margin-top: 0;
}
.ipr .sub_ipr_list .ipr_list .list_item::before,
.ipr .sub_ipr_list .ipr_list .list_item::after {
    content: " ";
    display: block;
    position: absolute;
    top: 0;
}
/*.ipr .sub_ipr_list .ipr_list .list_item::before {*/
/*    width: 68px;*/
/*    height: 2px;*/
/*    background-color: #000;*/
/*    left: 32px;*/
/*}*/
.ipr .sub_ipr_list .ipr_list .list_item::after {
    width: 1px;
    height: calc(100% - 48px);
    background-color: #e1e1e1;
    right: 0;
    margin-top: 24px;
}
.ipr .sub_ipr_list .ipr_list .list_item:nth-child(4n)::after {
    display: none;
}
.ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_img img {
    width: 100%;
}
.ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_txt {
    margin-top: 16px;
}
.ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_txt .tit {
    font-size: 18px;
    line-height: var(--fs_tit);
    font-weight: 600;
}
.ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_txt .desc {
    margin-top: 8px;
    font-size: 16px;

    min-height: 88px;

    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    font-weight: 300;
}
.ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_txt .btn {
    margin-top: 8px;
}

.ipr .sub_ipr_list .ipr_list .list_item .rel_pd {
    margin-top: 24px;
}
.ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item {
    border-top: 1px solid #e1e1e1;
}

.ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item .url {
    border-top: 1px solid #e1e1e1;
    cursor: default;
}

.ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item .pd_in {
    padding: 16px 0;
    display: flex;
    align-items: center;
}

.ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item .pd_img {
    width: 88px;
    flex-shrink: 0;
}
.ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item .pd_txt {
    padding-left: 16px;
}
.ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item .pd_txt p {
    font-size: 15px;

    font-weight: 300;
}

.ipr .more_btn_w {
    text-align: center;
    margin-top: 44px;
}
.ipr .more_btn_w .btn_comm a {
    font-size: 20px;

    font-weight: 600;
    padding: 10px 24px;
}


@media (max-width: 1300px) {
    .ipr .main_ipr {
        padding: 4.61vw 0;
        margin-top: 1.85vw;
    }
    .ipr .main_ipr .cont_w {
        padding-left: 2.92vw;
    }
    .ipr .main_ipr .main_txt .cate {
        font-size: 1.53vw;

    }
    .ipr .main_ipr .main_txt .tit {
        font-size: 2.46vw;

    }
    .ipr .main_ipr .main_txt .desc {
        margin-top: 1.23vw;
        font-size: 1.3vw;

    }
    .ipr .main_ipr .main_txt .btn {
        margin-top: 1.23vw;
    }
    .ipr .main_ipr .item_list {
        margin-top: 3.07vw;
        padding-right: 2.3vw;
    }

    .ipr .main_ipr .item_list .slider_item .txt {
        margin-top: 1.23vw;
    }
    .ipr .main_ipr .item_list .slider_item .txt .tit {
        font-size: 1.23vw;

    }
    .ipr .main_ipr .item_list .slider_item .txt .desc {
        font-size: 1.15vw;

        max-height: 3.23vw;
    }

    .ipr .main_pd_slider_w .swiper-custom-next,
    .ipr .main_pd_slider_w .swiper-custom-prev {
        margin-top: -2vw;
    }


    .ipr .sub_ipr_list {
        margin-top: 6.15vw;
    }
    .ipr .sub_ipr_list .ipr_list {
        margin-left: -2.46vw;
        margin-right: -2.46vw;
    }
    .ipr .sub_ipr_list .ipr_list .list_item {
        padding: 1.84vw 2.46vw 0 2.46vw;
        margin-top: 3.46vw;
    }
    .ipr .sub_ipr_list .ipr_list .list_item:nth-child(-n+4) {
        margin-top: 0;
    }
    /*.ipr .sub_ipr_list .ipr_list .list_item::before {*/
    /*    width: 5.23vw;*/
    /*    height: 0.15vw;*/
    /*    left: 2.46vw;*/
    /*}*/
    .ipr .sub_ipr_list .ipr_list .list_item::after {
        height: calc(100% - 3.69vw);
        margin-top: 1.84vw;
    }
    .ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_txt {
        margin-top: 1.23vw;
    }
    .ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_txt .tit {
        font-size: 1.38vw;

    }
    .ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_txt .desc {
        margin-top: 0.61vw;
        font-size: 1.23vw;

        min-height: 6.76vw;

    }
    .ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_txt .btn {
        margin-top: 0.61vw;
    }

    .ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_txt .btn span.use_ico {
        padding: 0;
    }

    .ipr .sub_ipr_list .ipr_list .list_item .rel_pd {
        margin-top: 1.84vw;
    }

    .ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item .pd_in {
        padding: 1.23vw 0;
    }

    .ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item .pd_img {
        width: 6.76vw;
    }
    .ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item .pd_txt {
        padding-left: 1.23vw;
    }
    .ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item .pd_txt p {
        font-size: 1.15vw;

    }

    .ipr .more_btn_w {
        margin-top: 3.38vw;
    }
    .ipr .more_btn_w .btn_comm a {
        font-size: 1.53vw;

        padding: 0.76vw 1.84vw;
    }

}

@media (min-width: 1023px) {
    
    .ipr .main_ipr > .inner {
        display: flex;
        align-items: center;
    }
    .ipr .main_ipr .img_w {
        width: 50.625%;
    }
    .ipr .main_ipr .cont_w {
        width: 49.375%;
        padding-left: 24px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        margin-top: 0;
    }

    .ipr .sub_ipr_list .ipr_list {
        display: flex;
        flex-wrap: wrap;
    }
    /* .ipr .sub_ipr_list .ipr_list .list_item {
        width: calc(50% - 10px);
        margin-right: 20px;
    } */
    .ipr .sub_ipr_list .ipr_list .list_item:nth-child(even) {
        margin-right: 0;
    }
    .ipr .sub_ipr_list .ipr_list .list_item:nth-child(1),
    .ipr .sub_ipr_list .ipr_list .list_item:nth-child(2) {
        margin-top: 0;
    }

}

@media (max-width: 768px) {
    
    /* s: 사용자재구축 */
    .ipr .main_ipr > .inner{
        display: block;
    }
    .ipr .sub_title {
        padding: 0 20px;
    }
    .ipr .main_ipr {
        background-color: #f6f7fb;
        padding: 40px 0;
        margin-top: 0;
    }
    .ipr .main_ipr .img_w{
        width: 100%;
    }
    .ipr .main_ipr .img_w img {
        width: 100%;
    }
    .ipr .main_ipr .cont_w {
        width: 100%;
        margin-top: 24px;
        padding-left: 0;
    }
    .ipr .main_ipr .main_txt .cate {
        font-size: 14px;
    
        display: none;
    }
    .ipr .main_ipr .main_txt .tit {
        /* margin-top: 4px; */
        font-size: 18px;
        line-height: var(--fs_tit);
        font-weight: 600;
    }
    .ipr .main_ipr .main_txt .desc {
        margin-top: 8px;
        font-size: 14px;
    
        font-weight: 300;
        color: #555;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
    }
    .ipr .main_ipr .main_txt .btn {
        margin-top: 16px;
        text-align: right;
    }
    .ipr .main_ipr .main_txt .btn span {
        color: #838383;
    }
    .ipr .main_ipr .item_list {
        margin-top: 24px;
        border-top: 1px solid #000;
    }
    
    .ipr .main_ipr .item_list .item {
        border-bottom: 1px solid #e1e1e1;
    }
    .ipr .main_ipr .item_list .item a {
        display: block;
        padding: 16px 0;
    }
    .ipr .main_ipr .item_list .item .item_in {
        display: flex;
        align-items: center;
    }
    .ipr .main_ipr .item_list .item .img {
        width: 80px;
        flex-shrink: 0;
    }
    .ipr .main_ipr .item_list .item .img img {
        width: 100%;
    }
    .ipr .main_ipr .item_list .item .txt {
        padding-left: 16px;
    }
    .ipr .main_ipr .item_list .item .txt .tit {
        font-size: 16px;
        line-height: var(--fs_tit);
        font-weight: 600;
    }
    .ipr .main_ipr .item_list .item .txt .desc {
        font-size: 14px;
    
        font-weight: 300;
        max-height: 40px;
        color: #181818;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
    }
    
    
    .ipr .sub_ipr_list {
        /* margin-top: 40px; */
        margin-top: 0;
    }
    .ipr .sub_ipr_list .ipr_list {
        margin-left: 0;
        margin-right: 0;
    }
    .ipr .sub_ipr_list .ipr_list .list_item {
        position: relative;
        /* padding: 24px 32px 0 32px; */
        padding: 24px 0 0 0;
        margin-top: 45px;
        width: 100%;
    }
    .ipr .sub_ipr_list .ipr_list .list_item::after {
        display: none;
    }
    .ipr .sub_ipr_list .ipr_list .list_item:first-child {
        margin-top: 0;
    }
    /*.ipr .sub_ipr_list .ipr_list .list_item::before {*/
    /*    content: " ";*/
    /*    display: block;*/
    /*    position: absolute;*/
    /*    width: 48px;*/
    /*    height: 2px;*/
    /*    background-color: #000;*/
    /*    left: 0;*/
    /*    top: 0;*/
    /*}*/
    .ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_img img {
        width: 100%;
    }
    .ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_txt {
        margin-top: 24px;
    }
    .ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_txt .tit {
        font-size: 18px;
        line-height: var(--fs_tit);
        font-weight: 600;
    }
    .ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_txt .desc {
        margin-top: 8px;
        font-size: 14px;
    
        min-height: 60px;
        font-weight: 300;
    
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
    }
    .ipr .sub_ipr_list .ipr_list .list_item .ipr_w .ipr_txt .btn {
        margin-top: 16px;
    }
    
    .ipr .sub_ipr_list .ipr_list .list_item .rel_pd {
        margin-top: 24px;
        border-top: 1px solid #e1e1e1;
    }
    .ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item {
        border-top: none;
        border-bottom: 1px solid #e1e1e1;
    }
    .ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item .pd_in {
        padding: 16px 0;
        display: flex;
        align-items: center;
    }
    
    .ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item .pd_img {
        width: 80px;
        flex-shrink: 0;
    }
    .ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item .pd_txt {
        padding-left: 16px;
    }
    .ipr .sub_ipr_list .ipr_list .list_item .rel_pd .rel_pd_item .pd_txt p {
        font-size: 15px;
    
        font-weight: 300;
    }
    .ipr .sub_ipr_list .ipr_list .list_item:nth-child(-n+4) {
        margin-top: 40px;
    }
    /* e: 사용자재구축 */

}