/* // X-Small devices (portrait phones, less than 576px)
// No media query for `xs` since this is the default in Bootstrap

/* Small devices (landscape phones, 576px and up) ////////////////////////////////////////////////////////////////////////////////////*/
@media screen {
    html {
        font-size: 16px !important;
    }

    #content-container {
        width: 100%;
        padding-right: 0;
        padding-left: 0;
        margin-right: auto;
        margin-left: auto;
    }

    .my-page-text {
        display: none;
    }

    .logo-container {
        width: 32%;
        background-image: url(/images/pages/logo.png);
        background-repeat: no-repeat;
        background-size: contain;
        background-position: center;
    }


}

@media (min-width: 576px) {

    /* .container {
        max-width: 100%;
    } */

    .view-img {
        width: initial;
    }
}


/* // Medium devices (tablets, 768px and up) ////////////////////////////////////////////////////////////////////////////////////*/

@media (min-width: 768px) {

    .carousel-title {
        top: 200px;
    }

    .btn-gray,
    .btn-main,
    .btn-black {
        width: 160px;
    }

    .myview-wrap {
        display: flex;
        align-items: center;
    }

    .myview-wrap .myview-text {
        padding: 0 0.25rem;
    }

    .myview-wrap .myview-text a {
        /* color: #fff; */
        font-size: 0.813rem;
    }

    .myview-wrap .myview-text .lang {
        padding: 0.125rem 0.5rem;
        background-color: #ffffffbd;
        color: #111;
        border-radius: 5rem;
        font-size: 0.75rem;
        font-family: 'Pretendard-Medium';
    }

    .main-page {
        height: 432px;
        background-position: center;
    }

    #main-text {
        top: -150px;
    }

    .logo-container {
        width: 150px
    }

    .main-text-wrap {}

    /* ## Sub Bar ## */

    .sub-bar-wrap {
        padding: 2.5rem 0;
    }

    .noti-text {
        height: 74px;
    }

    .noti-text1 {
        font-size: 1.8rem;
    }

    .noti-text2 {
        font-size: 2.0rem;
        text-shadow: 1px 1px 3px #00000050;
    }

    .noti-text3 {
        padding: 0.125rem 1.25rem;
        font-size: 1rem;
    }

    .noti-text3-wrap {
        padding-top: 1.25rem;
    }

    .noti-arrow {
        width: 12px;
        height: 12px;
    }

    .main-menu {
        padding: 0.938rem 0;
    }

    /* ## Section1 ## */

    .list-group-title,
    .list-group-box li {
        padding: 0.75rem 1.875rem;
    }

    .list-group-title h1 {
        font-size: 1.125rem;
    }

    .detail-btn {
        background-size: 90%;
    }

    .list-group-item a {
        font-size: 1rem;
    }

    .section1 {
        padding: 3.75rem 0;
    }

    .section1-qna-bn {
        padding: 2rem;
    }

    .section1-qna-bn small {
        font-size: 0.813rem;
    }

    .section1-qna-bn h5 {
        font-size: 1.375rem;
    }

    .section1-qna-icon {
        right: 2.5rem;
    }

    .section1-qna-icon img {
        width: 100px;
    }

    .section1-qna-num {
        font-size: 1.125rem;
    }

    .section1-qna-hp {
        font-size: 0.938rem;
    }

    .section1-qna-btn p, .section1-qna-btn i {
        font-size: 1.125rem;
    }

    .section1-introduce li:nth-child(7) .section1-introduce-box {
        border-bottom: 0;
    }

    .section1-introduce li:nth-child(2n+1) {
        padding-right: 0;
        border-right: 2px solid #16234c50;
    }

    .section1-introduce li:nth-child(2n) {
        padding-left: 0;
    }

    .section1-introduce-box {
        padding: 1rem 1.5rem;
    }

    .section1-introduce-box p {
        font-size: 1rem;
    }

    /* ## Section2 ## */

    .section2 {
        padding: 3.75rem 0;
    }

    .section-title {
        padding-bottom: 2.5rem;
        font-size: 1.375rem;
    }

    .btn-more {
        padding-top: 2.5rem;
    }

    .btn-more a {
        padding: 0.438rem 0.813rem;
        font-size: 0.813rem;
    }

    .section2 li:nth-child(-n+6) {
        padding-bottom: 1.25rem;
    }

    .section2-box {
        padding: 1.25rem;
    }

    .section2-box h6 {
        font-size: 1.063rem;
    }

    .section2-icon {
        width: 35px;
        height: 35px;
        right: 1.25rem;
    }

    .section2 p {
        padding-top: 0.25rem;
        font-size: 0.813rem;
    }

    /* ## Section3 ## */

    .section3 {
        padding: 3.75rem 0;
    }

    .section3 li:nth-child(-n+2) {
        padding-bottom: 2.5rem;
    }

    .card-body-wrap {
        padding: 1rem 0 0 0;
    }

    .card-box-text {
        font-size: 1.063rem;
    }

    .card-content-text {
        font-size: 0.938rem;
    }

    /* ## Section4 ## */

    .section4 {
        padding: 3.75rem 0;
    }

    .section4-wrap li {
        padding: 2.5rem;
    }

    .section4-icon {
        width: 50px;
        height: 50px;
    }

    .section4-box h6 {
        min-height: unset;
        padding: 1rem 0;
        font-size: 1.063rem;
    }

    .section4-box p {
        min-height: unset;
        padding-bottom: 1.5rem;
        font-size: 0.875rem;
        line-height: 1.6;
    }

    .section4-btn {
        padding: 0.438rem 0.813rem;
        font-size: 0.813rem;
    }

    /* ## Footer ## */

    .footer {
        padding: 3.75rem 0;
    }

    .footer-logo {
        height: 22px;
        background-size: 20%;
    }

    .footer-copy {
        padding-top: 1.5rem;
    }

    .footer-copy span {
        padding-top: 0.75rem;
        font-size: 0.813rem;
    }
     .footer-copy .copy-item{
                display: inline-block;
                margin-left: 10px;
    }

    /* ## Sub Bar ## */

    .sub-bar {
        height: 280px;
    }

    /* ## Content ## */

    .org-wrap {
        padding-bottom: 5rem;
    }

    .content-wrap {
        padding-bottom: 3.125rem;
    }

    .content-text h3 {
        font-size: 1.375rem;
    }

    .content-table table {
        width: 100%;
    }

    /* .nav-content li {
        width: 14.28%;
    } */

    .nav-content-link {
        padding: 0.625rem 0.625rem;
        font-size: 1rem;
    }

    /* ## Greeting ## */

    .greeting-img {
        height: 370px;
    }

    .greeting-wrap p {
        font-size: 1rem;
    }

    /* ## Career history ## */

    .career-history-wrap {
        display: flex;
        justify-content: space-between;
    }

    .career-history-box {
        margin-top: 0;
        margin-bottom: 3.75rem;
        padding: 1.875rem 3.125rem;
    }

    .career-history-box strong {
        min-width: 80px;
    }

    .career-history-table {
        padding-top: 1.125rem;
    }

    /* ## Organization ## */

    .org-box {
        position: relative;
    }

    .org-box ul::before {
        content: '';
        width: 270px;
        height: 1px;
        position: absolute;
        top: -21px;
        right: 50%;
        background-color: #ddd;
    }

    .org-box ul::after {
        content: '';
        width: 271px;
        height: 1px;
        position: absolute;
        top: -21px;
        left: 50%;
        background-color: #ddd;
    }

    .org-box li:nth-child(-n+2) {
        padding-bottom: 0;
    }

    .org-box01 {
        position: relative;
    }

    .org-box01 span {
        display: inline-block;
        margin-bottom: 2.5rem;
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }

    .org-box01::after {
        content: '';
        width: 1px;
        height: 19px;
        position: absolute;
        top: 50px;
        left: 50%;
        background-color: #ddd;
    }

    .org-box02,
    .org-box03 {
        position: relative;
        padding: 0.75rem 0;
    }

    .org-box02 span,
    .org-box03 span {
        font-size: 0.938rem;
    }

    .org-box02::after,
    .org-box03::after {
        content: '';
        width: 1px;
        height: 20px;
        position: absolute;
        top: -21px;
        left: 50%;
        background-color: #ddd;
    }

    .org-box04 {
        padding: 0.938rem 0;
    }

    .org-box04 p {
        padding-bottom: 0.25rem;
        font-size: 0.875rem;
    }

    /* ## Technical personnel ## */

    .technical-personnel-table {
        width: 100% !important;
    }

    .title-child-box {

        max-width: 520px;
    }

    .content-box .table-responsive {
        overflow-x: unset;
    }
}


/* // Large devices (desktops, 992px and up) ////////////////////////////////////////////////////////////////////////////////////*/

@media (min-width: 992px) {

    .single-submenu {
        position: relative;
        /* top: 100%; */
        /* left: 0; */
        background: #fff;
        opacity: 0.9 !important;
        box-shadow: 0px 3px 3px 0px #00000030;
        min-width: 162px;
        padding: 10px 0;
        z-index: 1000;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: opacity 0.3s ease-out, transform 0.3s ease-out, visibility 0.3s ease-out;
        text-align: center;
        border-radius: 0.51em;
        /* display: inline-block; */
    }

    .single-submenu a {
        display: block;
        padding: 5px 15px;
        color: #555 !important;
        text-decoration: none;
        font-size: 0.875rem !important;
        font-family: 'Pretendard-Medium' !important;
    }

    .single-submenu a:hover {
        color: #4169e1 !important;
        font-family: 'Pretendard-Bold' !important;
    }

    /* .single-submenu a:hover {
        background: #f8f9fa;
    } */

    .menu-box:hover .single-submenu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    /* Concept Button */

    .btn-999,
    .btn-269 {
        font-size: 1.063rem;
    }

    .btn-gray:hover,
    .btn-main:hover {
        background-color: #333;
    }

    .btn-gray:hover,
    .btn-main:hover {
        background-color: #333;
    }

    .btn-black:hover {
        background-color: #269ad2;
    }

    /* ## Top ## */

    #top-head {
        display: none;
    }

    /* ## Nav ## */

    .logo-container {
        margin-right: 5rem;
    }

    .main-logo {
        margin-top: 1.25rem;
        margin-bottom: 1.25rem;
    }

    .main-logo-img {
        background-size: unset;
    }

    .menu-box {
        text-align: center;
    }

    .menu-box>a {
        color: #fff;
        font-size: 1.125rem;
        font-family: 'Pretendard-Bold';
        text-shadow: 2px 2px 2px #00000030;

    }


    .navbar-nav {
        height: 75px;
        padding-top: 15px;
    }

    .sub-menu-box {
        width: 100%;
        display: none;
        position: absolute;
        top: 130px;
        z-index: 1000;
        background-color: #f1f1f1;
        border-top: 0.125rem solid #29aad5;
    }


    .sub-menu {
        display: flex;
        /* justify-content: flex-end;
        text-align: center; */
        padding-top: 1.25rem;
        padding-right: 0px;
        padding-bottom: 1.25rem;
        padding-left: 300px;
    }

    .sub-menu ul {
        min-width: 150px;
        text-align: center;
    }

    .sub-menu li {
        padding-bottom: 0.313rem;
    }

    .sub-menu li:last-child {
        padding-bottom: 0;
    }

    .sub-menu a {
        font-size: 0.875rem;
    }

    .sub-menu a:hover {
        font-weight: bold;
    }

    /* .sub-menu-box ul {    
        width: 9.375rem;
        height: 12.5rem;
        float: left;
         
        padding-top: 0.938rem;
        border-right: 0.063 solid #d8d8d8;
    }

    .sub-menu-box ul li {
        padding: 0.375rem 0;
    }

    .sub-menu-box ul li a {
        font-size: 0.875rem;
    }

    .sub-menu-box ul li a:hover {        
        padding-bottom: 0.25rem;
        color: #269ad2;
        border-bottom: 0.125rem solid #269ad2;
    } */

    /* Off canvas */

    .hamburger-wrap {
        width: 25rem;
    }

    /* ## Carousel ## */

    .carousel-list {
        margin-bottom: 2rem;
    }

    .carousel-title {
        width: 60%;
    }

    .carousel-title br {
        display: none;
    }

    .carousel-title h1 {
        font-size: 2.5rem;
    }

    .carousel-title p {
        padding-top: 0.75rem;
        font-size: 1.063rem;
    }

    .carousel-btn a {
        font-size: 0.938rem;
    }

    .carousel-btn:hover {
        background-color: #fff;
    }

    .carousel-control-next,
    .carousel-control-prev {
        display: flex;
    }

    .slideHeight {
        height: var(--slide-height);
    }

    .bd-placeholder-img {
        height: var(--slide-height);
    }

    /* ## Section1 ## */

    .section1-qna-bn {
        position: unset;
        align-items: center;
        padding: 1.5rem;
    }

    .section1-qna-bn small {
        padding: 0;
        border-top: 0;
        border-bottom: 0;
        font-size: 0.75rem;
    }

    .section1-qna-bn h5 {
        padding-top: 0;
        font-size: 1.25rem;
    }

    .section1-qna-icon {
        position: unset;
        transform: unset;
        padding: 0.5rem 0;
    }

    .section1-qna-icon img {
        width: 45px;
    }

    .section1-qna-hp {
        font-size: 0.875rem;
    }

    .section1-qna-btn a:hover {
        color: #16234c;
    }

    .section1-introduce-box {
        padding: 1.25rem 2rem;
    }

    .section1-introduce-icon {
        width: 26px;
        height: 26px;
    }

    .section1-introduce-box p {
        font-size: 1.063rem;
    }

    .section1-introduce p:hover {
        color: #4169E5;
    }

    /* ## Section2 ## */

    .section2 li:nth-child(-n+6) {
        padding-bottom: unset;
    }

    .section2 li:nth-child(-n+4) {
        padding-bottom: 1.5rem;
    }

    .section2 p:hover {
        color: #4169e1;
    }

    .btn-more a:hover {
        color: #fff;
        background-color: #4169e1;
    }

    /* ## Section3 ## */

    .section3 li:nth-child(-n+2) {
        padding-bottom: 0;
    }

    /* ## Section4 ## */

    .section4-wrap li:nth-child(-n+2) {
        border-bottom: 0;
    }

    .section4-wrap li:nth-child(2) {
        border-right: 1px solid #ddd;
    }

    .section4-box h6 {
        min-height: 86.42px;
    }

    .section4-btn:hover {
        color: #fff;
        background-color: #4169e1;
    }

    /* ## Footer ## */

    .footer-logo {
        height: 31px;
        background-size: 65%;
    }

    .footer-copy {
        padding-top: 0;
    }

    .footer-copy p {
        font-size: 0.938rem;
        line-height: 1.6;
    }

    .footer-copy span {
        font-size: 0.813rem;
    }

    /* ## Sub Bar ## */

    .sub-bar {
        height: 350px;
    }

    .sub-bar-wrap {
        margin-top: 3rem;
    }

    .sub-container-wrap {
        padding-top: 3.125rem;
    }

    /* ## Side Bar ## */

    .side-bar {
        display: block;
    }

    .side-bar-title {
        padding: 0.938rem 1.5rem;
        background-color: #16234c;
        border-top-right-radius: 0.5rem;
        border-top-left-radius: 0.5rem;
    }

    .side-bar-title span {
        color: #999;
        font-size: 0.938rem;
    }

    .side-bar-title h5 {
        color: #fff;
        font-size: 1.125rem;
        font-family: 'Pretendard-SemiBold';
    }

    .side-bar-list {
        border-top-right-radius: 0;
        border-top-left-radius: 0;
        border-bottom-right-radius: 0.5rem;
        border-bottom-left-radius: 0.5rem;
    }

    .side-bar-list li {
        padding: 0.625rem 1.5rem;
        background-color: #f4f4f4;
        border-top: 0;
        border-right: 0;
        border-bottom: 0.063rem solid #ddd;
        border-left: 0;
    }

    .side-bar-list li:last-child {
        border-bottom: 0;
    }

    .side-bar-list a {
        color: #555;
        font-size: 0.938rem;
    }

    .side-bar-list a:hover,
    .side-bar-list-active {
        color: #16234c;
        font-family: 'Pretendard-Bold';
    }

    .side-bar-list-active a {
        color: #16234c;
        font-family: 'Pretendard-Bold';
    }

    /* ## Content ## */

    .content {
        padding-top: 0;
        padding-left: 3.125rem;
    }

    .content-table {
        overflow: unset;
    }

    .nav-content {
        margin-bottom: 3.75rem;
    }

    .nav-content-link {
        padding: 0.75rem 0.75rem;
    }

    .content-text h3 {
        font-size: 1.5rem;
    }

    .content-sharing button:hover {
        background-color: #a2e8ff;
        border: 0.063rem solid #a2e8ff;
    }

    .content-sharing img {
        vertical-align: -0.063rem;
    }

    .sns-link li a.share:hover {
        background-image: url(/images/sns/share_icon02.png);
        background-repeat: no-repeat;
        background-position: 0.5rem center;
        background-color: #fff;
    }

    .sns-link li a.print:hover {
        background-image: url(/images/sns/print_icon02.png);
        background-repeat: no-repeat;
        background-position: center;
        background-color: #fff;
    }

    .sns-link a.facebook:hover {
        background-color: #2c4586;
    }

    .sns-link a.band:hover {
        background-color: #3ecd33;
    }

    .sns-link a.twitter:hover {
        background-color: #4fb9ea;
    }

    .sns-link .kakao:hover {
        background-color: #f9e200;
    }

    .sns-link a.google:hover {
        background-color: #dc4a37;
    }

    /* ## Login ## */

    .login-box {
        margin-bottom: 0;
        padding-bottom: 0;
        border-right: 0.063rem solid #dbdbdb;
        border-bottom: 0;
    }

    .login-box li {
        width: 60%;
    }

    .login-help li {
        width: 60%;
    }

    /* ## Register ## */

    .register-box {
        margin-bottom: 0;
        padding-bottom: 0;
        border-right: 0.063rem solid #dbdbdb;
        border-bottom: 0;
    }

    /* ## Find Password ## */

    .findpassword-box {
        margin-bottom: 0;
        padding-bottom: 0;
        border-right: 0.063rem solid #dbdbdb;
        border-bottom: 0;
    }

    .findpassword-box li {
        width: 60%;
    }

    .findpassword-help li {
        width: 80%;
    }

    /* ## Policy ## */

    .policy-agree-title {
        font-size: 1.063rem;
    }

    .register-help li {
        width: 90%;
    }

    .register-label {
        width: 33%;
        display: inline-block;
        padding-bottom: 0;
    }

    .register-input {
        width: 65%;
        display: inline-block;
    }

    .register-input-phone {
        width: 19%;
    }

    .register-input-certify {
        width: 44%;
    }

    /* ## Organization ## */

    .org-box ul::before {
        width: 256px;
    }

    .org-box ul::after {
        width: 257px;
    }


}


/* // X-Large devices (large desktops, 1200px and up) ////////////////////////////////////////////////////////////////////////////////////*/

@media (min-width: 1200px) {

    .container {
        max-width: 75rem;
    }

    .carousel-title {
        width: 50%;
    }
}


/* // XX-Large devices (larger desktops, 1400px and up) ////////////////////////////////////////////////////////////////////////////////////*/

@media (min-width: 1400px) {

    /* ## Nav ## */

    .logo-container {
        margin-right: 12rem;
    }

    /* ## Section1 ## */

    .section1 {
        padding: 4.5rem 0;
    }

    .section-box {
        padding-bottom: inherit;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .list-group-title,
    .list-group-box li {
        padding: 0.813rem 1.875rem;
    }

    .section1-introduce li:nth-child(2), .section1-introduce li:nth-child(6) {
        padding-right: 0;
        border-right: 2px solid #16234c50;
    }

    .section1-introduce li:nth-child(3), .section1-introduce li:nth-child(7) {
        padding-left: 0;
    }

    .section1-introduce li:nth-child(5) .section1-introduce-box, .section1-introduce li:nth-child(6) .section1-introduce-box {
        border-bottom: 0;
    }

    .section1-introduce-icon {
        width: 26px;
        height: 26px;
    }

    /* ## Section2 ## */

    .section2 {
        padding: 4.5rem 0;
    }

    .section2-box {
        position: unset;
        display: flex;
        justify-content: center;
        align-items: center;
        padding: 1.875rem;
    }

    .section2-icon {
        width: 50px;
        height: 50px;
        position: unset;
        transform: unset;
        margin: 1.125rem 0;
    }

    /* ## Section3 ## */

    .section3 {
        padding: 4.5rem 0;
    }

    /* ## Section4 ## */

    .section4 {
        padding: 4.5rem 0;
    }

    .section4-box p {
        padding-bottom: 1.875rem;
    }

    /* ## Footer ## */

    .footer {
        padding: 3.75rem 0 5rem 0;
    }

    .footer-logo {
        background-size: 55%;
    }

    /* ## Sub Bar ## */

    .sub-container {
        padding-bottom: 5rem;
    }

    .sub-container-wrap {
        padding-top: 3.75rem;
    }

    /* ## Side Bar ## */

    .side-bar-title {
        padding: 1rem 1.875rem;
    }

    .side-bar-title h5 {
        font-size: 1.25rem;
    }

    .side-bar-list li {
        padding: 0.75rem 1.875rem;
    }

    .side-bar-list a {
        font-size: 1rem;
    }

    /* ## Content ## */

    .content {
        padding-left: 3.75rem;
    }

    .content-wrap {
        padding-bottom: 2.5rem;
    }

    .content-text h3 {
        font-size: 1.875rem;
    }

    .content-subtitle h5 {
        font-size: 1.5rem;
    }

    .content-table th,
    .content-table td {
        padding: 1rem 0.5rem;
        font-size: 1rem;
    }


    /* ## Greeting ## */

    .greeting-wrap h2 {
        padding-bottom: 2.5rem;
    }

    .greeting-img {
        height: 400px;
        margin-bottom: 2.5rem;
    }

    .greeting-wrap p {
        padding-bottom: 2.5rem;
        font-size: 1.063rem;
    }

    .greeting-name p {
        font-size: 0.938rem;
    }

    .greeting-name h6 {
        font-size: 1.5rem;
    }

    /* ## Career history ## */

    .career-history-box {
        padding: 2.5rem 5rem;
    }

    .career-history-box li {
        padding-bottom: 0.75rem;
    }

    .career-history-box strong,
    .career-history-box p {
        font-size: 1rem;
    }

    .career-history-table {
        padding-top: 1.25rem;
    }

    /* ## Organization ## */

    .org-box ul::before {
        width: 320px;
        top: -31px;
    }

    .org-box ul::after {
        width: 320px;
        top: -31px;
    }

    .org-box01::after {
        height: 29px;
        top: 57px;
    }

    .org-box01 span {
        margin-bottom: 3.75rem;
        padding: 0.875rem 1.875rem;
        font-size: 1.125rem;
    }

    .org-box02,
    .org-box03 {
        padding: 0.875rem 1.875rem;
    }

    .org-box02 span,
    .org-box03 span {
        font-size: 1rem;
    }

    .org-box02::after,
    .org-box03::after {
        height: 30px;
        top: -31px;
    }

    .org-box04 {
        padding: 1rem 0;
    }

    .org-box04 p {
        font-size: 0.938rem;
    }
}