@charset "utf-8";

#header {
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
    background: #fff;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: top 0.3s ease-in-out;
}

#header.scrolled {
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}

#header.hide {
    top: -100px;
}

#header.hide {
    top: -100px;
}

#header .center1 {
    height: 100%;
}

#header.scrolled .bk_logo {
    display: none;
}

#header.scrolled .color_logo {
    display: block;
}

#header.scrolled .main_menu > li > p {
    color: #222;
}

.main_menu > li > p {
    color: #222 !important;
}

.st_icon p {
    position: absolute;
    background-color: #222 !important;
    height: 2px;
    right: 0;
}

main {
    margin-top: 100px;
}

.fc-007dc6 {
    color: #007dc6;
}

.intro1 {
    height: 410px;
}

.history_site {
    width: 430px;
    height: 70px;
    border-radius: 50px;
}

.home_icon {
    width: 35px;
    height: 35px;
    background-color: #1e7ec2;
    border-radius: 50%;
}

/* sub1_1 */
.s1_1_box1 {
    width: 100%;
    height: 896px;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    border-radius: 20px;
    overflow: hidden;
}

.s1_1_box1_inner .right_box {
    border-radius: 15px;
    height: 700px;
    padding: 60px;
}

.s1_1_sect3_bg_txt {
    bottom: -74px;
    left: 0;
    color: #fffefe;
    z-index: 0;
    font-size: 156px;
}

.s1_1_sect3 *:not(.s1_1_sect3_bg_txt) {
    z-index: 1;
}

/* sub1_2 */
.timeline-container {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    margin-bottom: 140px;
}

.timeline-item {
    position: relative;
}

.year {
    text-align: center;
    margin-bottom: 15px;
    line-height: 1;
}

.timeline-dot {
    width: 12px;
    height: 12px;
    background-color: #007dc6;
    border-radius: 50%;
    margin: 0 auto 20px auto;
    position: relative;
    z-index: 2;
}

.timeline-dot2 {
    bottom: -73px;
    width: 8px;
    height: 8px;
    background: #d7d7d7;
    border-radius: 50%;
    margin: 0 auto 20px auto;
    position: relative;
    z-index: 2;
}

.timeline-dot3 {
    bottom: -93px;
    width: 8px;
    height: 8px;
    background: #d7d7d7;
    border-radius: 50%;
    margin: 0 auto 20px auto;
    position: relative;
    z-index: 2;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 68px;
    width: 2px;
    background: #d7d7d7;
    transform: translateX(-50%);
    z-index: 1;
}

.timeline-line::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 8px;
    height: 8px;
    background-color: #d7d7d7;
    border-radius: 50%;
    transform: translateX(-50%);
}

.timeline-content {
    display: flex;
    align-items: flex-start;
    gap: 40px;
    margin-top: 30px;
}

.timeline-content.type2 {
    margin-top: -21px;
}

.timeline-content.type3 {
    margin-top: -41px;
}

.content-left {
    flex: 1;
    text-align: right;
    padding-right: 20px;
}

.content-right {
    flex: 1;
    text-align: left;
    padding-left: 20px;
}

.description {
    margin-bottom: 8px;
    line-height: 45px;
}

.h-150px {
    height: 150px;
}

.h-200px {
    height: 200px;
}

.s1_2_img1 {
    left: 0;
    top: 250px;
}

.s1_2_img2 {
    top: 250px;
    right: 0;
}

.s1_2_img1.type2 {
    top: 80px;
}

.s1_2_img2.type2 {
    top: 80px;
    right: 0;
}

.timeline2 {
    margin-bottom: 230px;
}

/* sub1_3 */
.s1_3_box .left {
    border-radius: 20px;
    background-color: #e9f3df;
    height: 500px;
    width: 45%;
}

.s1_3_box .right {
    border-radius: 20px;
    background-color: #fff;
    height: 500px;
    width: 53%;
}

.s1_3_box .right img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.s1_3_bar {
    display: block;
    width: 40px;
    height: 7px;
}

.left_inner {
    padding: 60px;
}

.s1_3_icon {
    top: 60px;
    right: 60px;
}

.s1_3_box2 .left {
    width: 38%;
    height: 379px;
}

.s1_3_box2 .left.type2 {
    width: 42%;
}

.s1_3_box2 .right {
    width: 55%;
    height: 379px;
}

/* sub1_4 */
.s1_4_box {
    margin-bottom: 30px;
}

.s1_4_box_desc {
    border-top: 1px solid #d7d7d7;
    border-bottom: 1px solid #d7d7d7;
    padding: 15px 0;
    margin: 15px 0;
    text-align: center;
}

.certificate-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.616);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.certificate-popup.active {
    display: flex;
}

.popup-content {
    position: relative;
    width: 500px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.popup-content img {
    width: 100%;
    height: auto;
}

.closePopup {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 40px;
    height: 40px;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 25px;
    background-color: transparent;
}

.s1_4_box {
    cursor: pointer;
    transition: transform 0.3s;
}

.s1_4_box:hover {
    transform: translateY(-5px);
}

/* sub1_5 */
.map {
    border-radius: 20px;
    overflow: hidden;
    width: 836px !important;
    height: 555px !important;
}

.root_daum_roughmap {
    width: 836px !important;
    height: 555px !important;
}

.root_daum_roughmap .cont {
    display: none;
}

.root_daum_roughmap .wrap_controllers {
    display: none;
}

.map_desc {
    background-color: #005c97;
    border-radius: 20px;
    height: 150px;
}

.s1_5_content {
    height: 761px;
}

.s1_5_content .left {
    height: 100%;
}

.s1_5_content .right {
    width: 586px;
    height: 100%;
    border-radius: 20px;
    overflow: hidden;
}

.gallery_wrap {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(456px, 1fr));
    gap: 20px;
    margin: 0 auto;
    padding: 20px;
}

.gallery_item {
    width: 32%;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.gallery_img{
    width: 100%;
}
.gallery_item img {
    width: 100%;
/*    height: 306px;*/
    border-radius: 20px;
    overflow: hidden;
    object-fit: cover;
}

.gallery_item_name {
    padding: 10px 0;
    margin-bottom: 10px;
    border-bottom: 1px solid #d7d7d7;
}

/* 태블릿 */
@media (max-width: 768px) {
    .gallery_wrap {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
        padding: 16px;
    }

/*
    .gallery_img {
        height: 200px;
    }
*/
}

/* 모바일 */
@media (max-width: 480px) {
    .gallery_wrap {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 12px;
    }

}

/* 큰 화면에서 최대 3열로 제한 */
@media (min-width: 1200px) {
    .gallery_wrap {
        grid-template-columns: repeat(3, 1fr);
    }
}

.pages .num a {
    background: #fff;
    border-radius: 10px;
    padding: 10px 15px;
    color: #000;
}

.pages .num a {
    transition: all 0.3s ease;
}

.pages .num a:hover {
    background: #000;
    border-radius: 10px;
    padding: 10px 15px;
    color: #fff;
}

.pages .num .on {
    background: #000;
    border-radius: 10px;
    padding: 10px 15px;
    color: #fff;
}

.detail_content .bottom {
    min-height: 400px;
}

.detail_content .bottom img {
    max-width: 100%;
    padding: 10px;
}

.go_back_btn {
    background-color: #007dc6;
    border-radius: 10px;
    padding: 15px 70px;
}

/* sub2_1_1 */
.sub2_banner .right {
    width: 33%;
    height: 650px;
    border-top-left-radius: 20px;
    border-bottom-left-radius: 20px;
    overflow: hidden;
}

.sub2_banner .left {
    width: 65%;
    height: 650px;
    border-top-right-radius: 20px;
    border-bottom-right-radius: 20px;
    overflow: hidden;
}

.sub2_banner .left img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sub2_banner .right_content {
    padding: 80px;
    padding-top: 400px;
}

.s2_1_1_bar {
    display: block;
    width: 50px;
    height: 5px;
    background-color: #222;
}

.s2_1_1_absolute_txt {
    color: #f9f9f9;
    font-size: 130px;
    top: 30px;
    right: 30px;
    z-index: -1;
}

.z-index1 {
    z-index: 1;
}

.desc_box {
    position: relative;
    background-color: #fff;
    padding: 50px;
    border: 1px solid #d7d7d7;
    border-radius: 20px;
    z-index: 1;
}

.s2_1_1_box1 {
    width: calc(100% / 3);
}

.s2_1_1_box1 img {
    width: 100%;
    height: auto;
}

.s2_1_1_bg_attach {
    background-attachment: fixed;
    height: 480px;
    background-repeat: no-repeat;
    background-position: bottom;
}

.s2_1_1_txt1{
    height: 42px;
}

.s2_1_1_txt2{
    height: 40px;
}

.s2_1_1_img1{
    margin-top: 20px;
}
.tab.on {
    color: #222 !important;
    font-weight: 600 !important;
}

.prd_wrap {
    display: flex;
    gap: 20px 1%;
/*    justify-content: space-between;*/
    margin: 0 auto;
    flex-wrap: wrap;
}

.prd_item {
    width: 24%;
    height: 330px;
}

.prd_img {
    width: 100%;
    height: 179px;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.prd_img:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
}

.prd_img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.prd_item .div_type1 {
    background-color: #007dc6;
    border-radius: 5px;
    padding: 5px 8px;
}

.prd_item .div_type2 {
    background-color: #fff;
    border: 1px solid #007dc6;
    border-radius: 5px;
    padding: 5px 8px;
}

.title_type2 {
    padding-left: 10px;
    border-left: 5px solid #1595c7;
}

.icon_item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.icon_item img {
    margin-bottom: 30px;
}

.absolute_s2_1_1_detail {
    bottom: 20%;
    right: 0%;
    z-index: 0;
    font-size: 130px;
}

.absolute_s2_1_3_detail {
    bottom: 0%;
    left: 0%;
    z-index: 0;
    font-size: 130px;
}

/* sub2_2_1 */
<!DOCTYPE html>
<html lang="ko">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>호버 드롭다운</title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.6.0/jquery.min.js"></script>
<style>
 .dropdown_container {
     position: relative;
 }

.dropdown_header {
    width: 232px;
    padding: 15px 20px;
}

.dropdown_header .xi-angle-down {
    transition: transform 0.3s ease;
}

.dropdown_header.active .xi-angle-down {
    transform: rotate(180deg);
}

.dropdown_menu {
    display: none;
    width: 207px;
    position: absolute;
    top: 100%;
    left: 179px;
    right: 0;
}

.dropdown_item {
    padding: 17px 20px;
    cursor: pointer;
    background-color: #7a7a7a;
}

.dropdown_item:not(:last-child) {
    border-bottom: 1px solid #fff;
}

.dropdown_item:hover {
    background-color: #aaaaaa;
}

/* sub5_1 */
.nt_table {
    width: 100%;
    border-collapse: collapse;
}

.nt_table thead th {
    border-top: 2px solid #007dc6;
    border-bottom: 1px solid #007dc6;
    padding: 20px;
    text-align: center;
}

.nt_table tbody td {
    padding: 20px;
    text-align: center;
    vertical-align: middle;
    border-bottom: 1px solid #d7d7d7;
}

.nt_table tbody td:nth-child(2) {
    text-align: left;
    padding-left: 15px;
}

.nt_table tbody tr:hover {
    background-color: rgb(247, 251, 255);
    cursor: pointer;
}

.nt_table tbody tr:nth-child(9) td {
    position: relative;
}

.nt_table tbody tr:nth-child(9) td:nth-child(2)::after {
    content: '';
    position: absolute;
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid #666;
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
}

.nt_files {
    padding: 20px 0;
    border-top: 1px solid #d7d7d7;
}

.bottom .txts {
    height: 90%;
}

/* 팝업 오버레이 */
.nt_secret_popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.nt_secret_popup.hidden {
    display: none;
}

/* 팝업 컨테이너 */
.popup_container {
    background: white;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    width: 680px;
    max-width: 90vw;
    position: relative;
    animation: popupShow 0.3s ease-out;
    margin: 200px auto;
}

@keyframes popupShow {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.popup_header {
    padding: 20px 24px;
    border-bottom: 1px solid #d7d7d7;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.popup_close {
    width: 24px;
    height: 24px;
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #666;
    font-size: 25px;
    padding: 0;
}

.popup_close:hover {
    color: #333;
}

.popup_message {
    padding: 24px;
}

.input_group {
    padding: 24px;
    background-color: #ebebeb;
}

.input_label {
}

.input_field {
    width: 82%;
    height: 48px;
    border: 1px solid #ddd;
    padding: 0 16px;
    background-color: #fff;
    transition: border-color 0.2s ease;
}

.confirm_btn {
    width: 15%;
    height: 48px;
    background-color: #007dc6;
    color: white;
    border: none;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.confirm_btn:hover {
    background-color: #0056b3;
}

.reply_wrap {
    padding: 15px;
    background-color: #f9f9f9;
    /* border-bottom: 1px solid #d7d7d7; */
}

.del_btn {
    padding: 10px;
    border-radius: 5px;
    border: 1px solid #959595;
    color: #959595;
    transition: all 0.3s ease;
}

.del_btn:hover {
    border: 1px solid #222;
    color: #222;
}

/* sub5_2_w */

.write_select {
    position: relative;
    width: 36%;
    border: 1px solid #e1e1e1;
    /* border-radius: 5px; */
    height: 48px;
}

.write_select .xi-angle-down-min {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
}

.custom_select {
    height: 40px;
    position: relative;
}

.secret_btn {
    position: relative;
}

.secret_toggle {
    background: none;
    border: 1px solid #ddd;
    border-radius: 10px;
    padding: 15px 21px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
    color: #888;
}

.secret_toggle:hover {
    border-color: #222;
    color: #222;
}

.secret_toggle.active {
    /* background-color: #222; */
    border-color: #222;
    color: #222;
}

.secret_toggle.active:hover {
    /* background-color: #222; */
    /* border-color: #222; */
    color: #888;
    border-color: #888;
}

/* 문의작성 contact_w */
.write_input {
    border: 1px solid #e1e1e1;
    padding: 14px 20px;
}

.file_input {
    border: 1px solid #e1e1e1;
    padding: 15px;
}

.file_input div {
    border-bottom: 1px solid #e1e1e1;
    padding-bottom: 10px;
}

.write_input::placeholder,
.write_textarea::placeholder {
    color: #e1e1e1;
}

.write_textarea {
    min-height: 500px;
    border: 1px solid #e1e1e1;
    padding: 14px 20px;
}

.btn_type2 {
    width: 100px;
    height: 40px;
    border: 1px solid #d7d7d7;
    transition: all 0.3s ease;
}

.btn_type3 {
    width: 100px;
    height: 40px;
    background-color: #125814;
    border: 1px solid #125814;
    color: #fff;
    transition: all 0.3s ease;
}

.btn_type2:hover {
    font-weight: bolder;
}

.btn_type3:hover {
    font-weight: bolder;
}

.gotoback {
    border: 1px solid #d7d7d7;
    background-color: #fff;
    border-radius: 10px;
    padding: 15px 70px;
}

.detail_common_btn {
    background-color: #007dc6;
    border-radius: 10px;
    padding: 15px 70px;
    border: 1px solid #007dc6;
}

/* mobile */
@media screen and (max-width: 767px) {
    .intro1 {
        height: 235px;
    }


    .history_site {
        width: 80%;
        height: 55px;
        border-radius: 50px;
    }

    .intro2 {
        height: 300px
    }

    .intro2 img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .s1_1_box1 {
        width: unset;
        height: unset;
        padding: 20px;
    }

    .s1_1_box1 .left {
        margin-bottom: 50px;
    }

    .s1_1_box1 .right {
        width: unset !important;
    }

    .s1_1_box1_inner .right_box {
        height: fit-content;
        padding: 15px;
    }

    .s1_1_sect3_bg_txt {
        bottom: 0;
        left: 22px;
        color: #fffefe;
        z-index: 0;
        font-size: 54px;
    }

    .timeline-line {
        top: 48px;
    }

    .content-right {
        flex: 1;
        text-align: left;
        padding-left: 0;
    }

    .content-left {
        flex: 1;
        text-align: right;
        padding-right: 0;
    }

    .description {
        margin-bottom: 8px;
        line-height: 25px;
    }

    .s1_2_img1 {
        width: 237px;
        left: 0;
        top: 192px;
    }

    .s1_2_img2 {
        top: 183px;
        right: 0;
        width: 267px;
    }

    .s1_2_img1.type2 {
        top: 178px;
    }

    .s1_2_img1.type2.m-type2 {
        top: 278px;
        margin-top: 30px;
    }

    .s1_2_img1.type2.m-type3 {
        top: 288px;
    }

    .s1_2_img2.type2 {
        top: 177px;
        right: 0;
        width: 255px;
    }

    .s1_3_box .left {
        height: unset;
        width: 100%;
        margin-bottom: 20px;
    }

    .left_inner {
        padding: 19px;
    }

    .s1_3_icon {
        top: 20px;
        right: 20px;
    }

    .s1_3_box .right {
        width: 100%;
        height: unset;
        border-radius: 20px;
        overflow: hidden;
    }

    .s1_3_box2 .left.type2 {
        width: 100%;
    }

    .s1_3_bar {
        width: 20px;
        height: 3px;
    }

    .s1_4_box {
        width: calc(100% / 2.1);
    }

    .s1_4_box img {
        width: 100%;
    }

    .s1_4_box_desc {
        border-top: 1px solid #d7d7d7;
        border-bottom: 1px solid #d7d7d7;
        padding: 15px 0;
        margin: 15px 0;
        text-align: center;
        min-height: 32px;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    
    .popup-content{
        width: 90%;
        margin: auto;
    }

    .s1_5_content .right {
        width: 100%;
        height: 100%;
        border-radius: 20px;
        overflow: hidden;
    }

    .s1_5_content {
        height: unset;
    }

    .s1_5_content .left {
        height: 100%;
        width: 100%;
    }

    .map {
        border-radius: 20px;
        overflow: hidden;
        width: 100% !important;
        height: 350px !important;
        margin: 20px 0;
    }

    .root_daum_roughmap_landing {
        width: 100% !important;
    }

    .map_desc .w-30 {
        margin-bottom: 20px;
    }
    
    .prd_wrap{
        gap: 20px 0;
        justify-content: space-between;
    }

    div.nt_table {
        width: 100%;
        overflow-x: scroll;
    }

    table.nt_table {
        width: 600px;
    }

    .nt_table thead th {
        padding: 10px;
    }

    .nt_table tbody td {
        padding: 13px 5px;
    }

    .detail_content .bottom {
        min-height: 300px;
    }

    .nt_files {
        padding: 10px 0;
    }

    form#writeForm #title {
        width: 75%;
    }

    .secret_btn {
        width: 23% !important;
    }

    .secret_toggle {
        padding: 15px 11px;
    }

    .write_input {
        border: 1px solid #e1e1e1;
        padding: 10px 8px;
    }

    .gotoback, .detail_common_btn {
        padding: 15px 50px;
    }

    .gallery_item img {
        width: 100%;
        /* width: 456px; */
        /* height: 306px; */
        border-radius: 20px;
        overflow: hidden;
        object-fit: cover;
        height: unset;
    }

    .gallery_item {
        width: calc(100% / 2.2);
        border-radius: 8px;
        overflow: hidden;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .gallery_img {
        width: 100%;
/*        height: 200px;*/
    }

    .gallery_item img {
        width: 100%;
        height: 100%;
        border-radius: 12px;
        overflow: hidden;
        object-fit: cover;
    }

    .sub2_banner.row-flex {
        flex-direction: column;
    }

    .sub2_banner .left {
        width: 100%;
        height: 350px;
        border-top-right-radius: unset;
        border-bottom-right-radius: unset;
        overflow: hidden;
    }

    .sub2_banner .right {
        width: 100%;
        height: 200px;
        border-top-left-radius: unset;
        border-bottom-left-radius: unset;
        overflow: hidden;
    }

    .sub2_banner .right_content {
        padding: 30px;
    }

    .desc_box {
        padding: 20px;
    }

    .desc_box .row-flex,
    .desc_box .row-flex-center {
        flex-direction: column;
    }

    .desc_box .row-flex div {
        width: 100%;
    }

    .desc_box .row-flex div img,
    .desc_box .row-flex-center img {
        width: 100%;
    }

    .prd_item {
        width: 48%;
        /* width: 343px; */
        height: 330px;
    }

    .prd_img {
        width: 100%;
        height: 179px;
        transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }

    .s2_1_1_absolute_txt {
        display: none;
    }

    .dropdown_header {
        width: 155px;
        padding: 15px 20px;
    }

    .tab_menus {
        flex-wrap: wrap;
    }

    .details_section .row-flex {
        flex-direction: column;
    }

    .details_section .row-flex div {
        width: 100%;
    }

    .details_section .row-flex div img {
        max-width: 100%;
    }

    .absolute_s2_1_1_detail {
        display: none;
    }

    .absolute_s2_1_3_detail {
        display: none;
    }

    .desc_box.m-type1 {
        width: unset !important;
    }

    .desc_box.m-type2 .icon_item {
        margin-bottom: 15px;
        width: 30%;
    }

    .desc_box.m-type2 .icon_item img {
        margin-bottom: 10px;
    }

    .s2_1_1_row-flex {
        flex-direction: row !important;
    }

    .s2_1_1_row-flex img {
        width: fit-content !important;
    }

    .s2_1_1_bg_attach {
        background-attachment: scroll;
        height: 351px;
        background-repeat: no-repeat;
        background-position: center;
        background-size: contain;
    }

    main {
        margin-top: 50px;
    }

    .s2_1_1_txts {
        margin-bottom: 20px;
    }

    .s2_1_1_txt2{
        height: unset;
    }
    .s2_1_1_img1{
        margin-top: 0;
    }
    .s2_1_1_row-flex {
        flex-direction: row !important;
        justify-content: start !important;
        gap: 10px;
    }

}

/* tablet 세로기준 */
@media screen and (min-width: 768px) and (max-width: 1024px) {
    .m-flex-wrap{
        flex-wrap:wrap;
    }
    .intro1 {
        height: 467px;
    }

    .history_site {
        width: 80%;
        height: 55px;
        border-radius: 50px;
    }

    .intro2 {
        height: 300px
    }

    .intro2 img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .s1_1_box1 {
        width: unset;
        height: unset;
        padding: 20px;
    }

    .s1_1_box1 .left {
        margin-bottom: 50px;
    }

    .s1_1_box1 .right {
        width: unset !important;
    }

    .s1_1_box1_inner .right_box {
        height: fit-content;
        padding: 15px;
    }

    .s1_1_sect3_bg_txt {
        bottom: 0;
        left: 22px;
        color: #fffefe;
        z-index: 0;
        font-size: 54px;
    }
.timeline-item{
    min-height: 228px;
}
    .timeline-line {
        top: 48px;
    }
    .timeline-content.type2 {
 margin-top:unset;
    }
    .timeline-content.type3 {
        margin-top: -23px;
    }
    .content-right {
        flex: 1;
        text-align: left;
        padding-left: 0;
    }

    .content-left {
        flex: 1;
        text-align: right;
        padding-right: 0;
    }

    .description {
        margin-bottom: 8px;
        line-height: 44px;
    }

    .s1_2_img1 {
        width: 237px;
        left: 96px;
        top: 192px;
    }

    .s1_2_img2 {
        top: 183px;
        right: 96px;
        width: 267px;
    }

    .s1_2_img1.type2 {
        top: 178px;
        left: 96px;
    }

    .s1_2_img1.type2.m-type2 {
        top: 278px;
        left: 96px;
    }

    .s1_2_img1.type2.m-type3 {
        top: 288px;
    }

    .s1_2_img2.type2 {
        top: 177px;
        right: 96px;
        width: 255px;
    }

    .s1_3_box .left {
        height: unset;
        width: 100%;
        margin-bottom: 20px;
    }

    .left_inner {
        padding: 19px;
    }

    .s1_3_icon {
        top: 20px;
        right: 20px;
    }

    .s1_3_box .right {
        width: 100%;
        height: unset;
        border-radius: 20px;
        overflow: hidden;
    }

    .s1_3_box2 .left.type2 {
        width: 100%;
    }

    .s1_3_bar {
        width: 20px;
        height: 3px;
    }

    .s1_4_box {
        width: calc(100% / 2.1);
    }

    .s1_4_box img {
        width: 100%;
    }

    .s1_4_box_desc {
        border-top: 1px solid #d7d7d7;
        border-bottom: 1px solid #d7d7d7;
        padding: 15px 0;
        margin: 15px 0;
        text-align: center;
        min-height: 32px;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .s1_5_content .right {
        width: 100%;
        height: 100%;
        border-radius: 20px;
        overflow: hidden;
    }

    .s1_5_content {
        height: unset;
    }

    .s1_5_content .left {
        height: 100%;
        width: 100%;
    }

    .map {
        border-radius: 20px;
        overflow: hidden;
        width: 100% !important;
        height: 350px !important;
        margin: 20px 0;
    }

    .root_daum_roughmap_landing {
        width: 100% !important;
    }

    .map_desc .w-30 {
        margin-bottom: 20px;
    }

    div.nt_table {
        width: 100%;
        overflow-x: scroll;
    }

    table.nt_table {
        width: 100%;
    }

    .nt_table thead th {
        padding: 10px;
    }

    .nt_table tbody td {
        padding: 13px 5px;
    }

    .detail_content .bottom {
        min-height: 300px;
    }

    .nt_files {
        padding: 10px 0;
    }

    form#writeForm #title {
        width: 75%;
    }

    .secret_btn {
        width: 23% !important;
    }

    .secret_toggle {
        padding: 15px 11px;
    }

    .write_input {
        border: 1px solid #e1e1e1;
        padding: 10px 8px;
    }

    .gotoback, .detail_common_btn {
        padding: 15px 50px;
    }

    .gallery_wrap{
        justify-content: space-between;
    }
    .gallery_item img {
        width: 100%;
        /* width: 456px; */
        /* height: 306px; */
        border-radius: 20px;
        overflow: hidden;
        object-fit: cover;
        height: unset;
    }

    .gallery_item {
        width: calc(100% / 2.2);
        border-radius: 8px;
        overflow: hidden;
        transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .gallery_img {
        width: 100%;
/*        height: 200px;*/
    }

    .gallery_item img {
        width: 100%;
        height: 100%;
        border-radius: 12px;
        overflow: hidden;
        object-fit: cover;
    }

    .sub2_banner.row-flex {
        flex-direction: column;
    }

    .sub2_banner .left {
        width: 100%;
        height: 350px;
        border-top-right-radius: unset;
        border-bottom-right-radius: unset;
        overflow: hidden;
    }

    .sub2_banner .right {
        width: 100%;
        height: 200px;
        border-top-left-radius: unset;
        border-bottom-left-radius: unset;
        overflow: hidden;
    }

    .sub2_banner .right_content {
        padding: 30px;
    }

    .desc_box {
        padding: 20px;
    }

    .desc_box .row-flex,
    .desc_box .row-flex-center {
        flex-direction: column;
    }

    .desc_box .row-flex div {
        width: 100%;
    }

    .desc_box .row-flex div img,
    .desc_box .row-flex-center img {
        width: 100%;
    }

    .prd_item {
        width: 48%;
        /* width: 343px; */
        height: 330px;
    }

    .prd_img {
        width: 100%;
        height: 179px;
        transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }

    .s2_1_1_absolute_txt {
        display: none;
    }

    .dropdown_header {
        width: 155px;
        padding: 15px 20px;
    }

    .tab_menus {
        flex-wrap: wrap;
    }

    .details_section .row-flex {
        flex-direction: column;
    }

    .details_section .row-flex div {
        width: 100%;
    }

    .details_section .row-flex div img {
        max-width: 100%;
    }

    .absolute_s2_1_1_detail {
        display: none;
    }

    .absolute_s2_1_3_detail {
        display: none;
    }

    .desc_box.m-type1 {
        width: unset !important;
    }

    .desc_box.m-type2 .icon_item {
        margin-bottom: 15px;
        width: 30%;
    }

    .desc_box.m-type2 .icon_item img {
        margin-bottom: 10px;
    }

    .s2_1_1_row-flex {
        flex-direction: row !important;
    }

    .s2_1_1_row-flex img {
        width: fit-content !important;
    }

    .s2_1_1_bg_attach {
        background-attachment: scroll;
        height: 400px;
        background-repeat: no-repeat;
        background-position: bottom;
        background-size: cover;
    }

    main {
        margin-top: 50px;
    }

    .s2_1_1_txts {
        margin-bottom: 20px;
    }

    .s2_1_1_row-flex {
        flex-direction: row !important;
        justify-content: start !important;
        gap: 10px;
    }
}

/* 태블릿 아이패드미니 가로부터 ~ , 노트북 : 11인치  ~ 15인치 */
@media screen and (min-width: 1025px) and (max-width: 1440px) {
    br.m-none {
        display: none;
    }

    .s1_1_box1_inner .right_box {
        border-radius: 15px;
        height: 700px;
        padding: 35px;
    }

    .s1_1_box1_inner .right_box {
        border-radius: 15px;
        height: unset;
        padding: 35px;
    }

    .s1_1_box1 {
        height: unset;
        padding: 50px 0;
    }

    .s1_1_sect3_bg_txt {
        bottom: -53px;
    }

    .popup-content {
        position: relative;
        width: unset;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    }

    .h-50px {
        height: 50px;
    }

    .sub2_banner .right_content {
        padding: 80px;
        padding-top: 285px;
    }
    .desc_box img{
        max-width:100%;
    }
    .center1450.pt-5.pb-5.relative div:not(.absolute_s2_1_3_detail){
        position: relative;
        z-index:1
    }
    .gallery_wrap{
        display: flex;
        flex-wrap:wrap;
    }
    .gallery_item{
        width: 32.2%;
        margin-bottom: 20px;
    }
    .gallery_item img{
        width: 100%;
    }
}