.pc {
    display: block !important;
}
.pc-flex {
    display: flex !important;
}
.mobile {
    display: none !important;
}
.mobile-flex {
    display: none !important;
}
.mobile-table-row {
    display: none !important;
}
.pc-table-row {
    display: table-row !important;
}
@media screen and (min-width: 800px) and (max-width: 1520px) {
    #pc_header {
        position: static;
        transform: translateX(0);
    }
    #gallery-wrapper .header-wrapper {
        position: static;
        transform: translateX(0);
    }
}
@media screen and (max-width: 800px) {
    .pc {
        display: none !important;
    }
    .mobile {
        display: block !important;
    }
    .mobile-flex {
        display: flex !important;
    }
    .pc-flex {
        display: none !important;
    }
    .pc-table-row {
        display: none !important;
    }
    .mobile-table-row {
        display: table-row !important;
    }

    #wrap {
        min-width: 100vw;
        width: auto;
    }
    #wrap-inner {
        max-width: 100vw;
        width: auto;
        padding: 20px;
        position: relative;
    }
    #mobile_header {
        background: #000;
        position: fixed;
        width: 100vw;
        height: 80px;
        top: 0;
        left: 0;
        padding: 42px 20px 10px;
        align-items: center;
        justify-content: right;
        z-index: 13000;
        /*box-shadow: 0 0 20px rgb(0,0,0) inset;*/

    }
    .mo-flex-row{
        flex-direction: row !important;
    }
    .mo-text-left{
        text-align: left !important;
    }
    .main_video {
        position: relative;
        top: -95px;
        width: calc(100% + 40px);
        margin: 0px -20px;
        margin-bottom: -140px;
        /*max-height: calc(100vh - 55px);*/
    }
    #mobile_header .mobile-header-button {
        display: none;
    }
    #mobile_header.page-header .mobile-header-button {
        display: flex;
        align-items: center;
        width: auto;
        height: 28px;
    }
    #mobile_header.page-header .mobile-header-button img {
        width: auto;
        height: 28px;
    }
    #mobile_header.page-header .mobile-header-button.back img {
        width: auto;
        height: 11px;
    }
    #mobile_header.page-header {
        justify-content: space-between;
    }
    #mobile_header .open-header-btn {
        width: 27px;
        height: auto;
        cursor: pointer;
    }
    .mobile-menus {
        position: fixed;
        right: -1000px;
        top: 0;
        width: 260px;
        height: 100%;
        background-color: #3281F7;
        color: #000000;
        z-index: 20000;
        padding: 42px 16px 24px 24px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        transition: right 1s;
    }
    .mobile-menus.active {
        display: flex !important;
        right: 0;
        transition: right 1s;
    }
    .mobile-menus .menu-body .close-button {
        display: flex;
        align-items: center;
        justify-content: right;
        width: 100%;
        height: 28px;
    }
    .mobile-menus .menu-body .close-button img {
        width: auto;
        height: 28px;
    }
    .mobile-menus .menu-body {
        display: flex;
        flex-direction: column;
        gap: 38px;
    }
    .mobile-menus .menu-body .menus {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }
    .mobile-menus .menu-body .menus .menu-item {
        font-weight: bold;
        font-size: 17px;
        color: #000000;
        line-height: 1.9;
    }
    .mobile-menus .menu-body .menus .menu-item:hover {
        color: #FFFFFF;
    }
    .mobile-menus .menu-body .menus .menu-item.active {
        color: #FFFFFF;
    }
    .mobile-menus .menu-footer {
        display: flex;
        flex-direction: column;
        gap: 38px;
    }
    .mobile-menus .menu-footer .prev-sites {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }
    .mobile-menus .menu-footer .prev-sites .site-item {
        width: 100%;
        height: 22px;
    }
    .mobile-menus .menu-footer .prev-sites .site-item a {
        display: inline-block;
        width: 100%;
        height: 22px;
        line-height: 22px;
        font-weight: bold;
        font-size: 14px;
        color: #000000;
    }
    .mobile-menus .menu-footer .accounts {
        display: flex;
        flex-direction: row;
        align-items: center;
        gap: 12px;
    }
    .mobile-menus .menu-footer .accounts .account-icon {
        width: 23px;
        height: 23px;
    }
    .mobile-menus .menu-footer .accounts .account-icon img {
        width: 23px;
        height: 23px;
    }
    #contents {
        width: auto;
        padding-top: 50px;
        margin: 0;
    }
    #main_video {
        width: 100%;
        aspect-ratio: 9 / 16;
        margin-bottom: 20px;
    }
    footer {
        height: auto;
        gap: 14px;
        padding-bottom: 30px;
    }
    footer .sookmyung-logos .logo {
        height: 17px;
    }
    footer .copies li {
        font-size: 7px;
    }
    #logo.mobile {
        width: 100%;
        margin-bottom: 10px;
    }
    #fog {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        opacity: 0.7;
        z-index: 15000;
        background: rgba(0, 0, 0, 0.7);
    }
    #about-wrapper .header-wrapper .logo {
        height: 55px;
    }
    #about-wrapper .body-wrapper .section {
        display: flex;
        flex-direction: column;
    }
    #about-wrapper .body-wrapper .section.introduction-article {
        gap: 50px;
        margin-bottom: 120px;
    }
    #about-wrapper .header-wrapper {
        padding: 42px 0 20px;
    }
    #about-wrapper .body-wrapper .section .section-part.left {
        font-size: 14px;
        line-height: 1.6;
        color: #3281F7;
    }
    #about-wrapper .body-wrapper .section .section-part {
        width: 100%;
        align-items: center;
        justify-content: center;
        text-align: center;
    }
    #about-wrapper .body-wrapper .section .section-part .article {
        margin-bottom: 20px;
    }
    #about-wrapper .body-wrapper .section .section-part .caution {
        margin-bottom: 20px;
    }
    #about-wrapper .body-wrapper .section .section-part.right {
        font-size: 14px;
    }
    #about-wrapper .body-wrapper .section.poster {
        flex-direction: row;
        justify-content: space-between;
    }
    #about-wrapper .body-wrapper .section .section-part .title {
        font-size: 17px;
    }
    #about-wrapper .body-wrapper .section.poster .section-part {
        align-items: flex-start;
        justify-content: left;
    }
    #about-wrapper .body-wrapper .section.poster .section-part.left {
        width: auto;
        height: auto;
    }
    #about-wrapper .body-wrapper .section.poster .section-part.right {
        width: 245px;
        height: auto;
    }
    #about-wrapper .body-wrapper .section .section-part .poster-img {
        margin-bottom: 20px;
    }
    #about-wrapper .body-wrapper .section.professor {
        flex-direction: row;
        margin-bottom: 120px;
    }
    #about-wrapper .body-wrapper .section.committee {
        flex-direction: row;
    }
    #about-wrapper .body-wrapper .section-title {
        font-size: 17px;
        line-height: 1.6;
        color: #3281F7;
        margin-bottom: 24px;
    }
    #about-wrapper .body-wrapper .section.professor .section-part {
        width: 50%;
    }
    #about-wrapper .body-wrapper .section.professor .section-part.right {
        gap: 45px;
    }
    #about-wrapper .body-wrapper .section.professor .section-part {
        align-items: flex-start;
        justify-content: left;
        text-align: left;
    }
    #about-wrapper .body-wrapper .section.committee .section-part {
        align-items: flex-start;
        justify-content: left;
        text-align: left;
    }
    #about-wrapper .body-wrapper .section.committee .section-part.left {
        gap: 0;
    }
    #about-wrapper .body-wrapper .section.committee .section-part.right .group {
        flex-direction: row;
    }
    #about-wrapper .body-wrapper .section .section-part .part {
        font-size: 14px;
        font-weight: normal;
    }
    #about-wrapper .body-wrapper .section.committee .section-part.right {
        gap: 0;
        margin-bottom: 24px;
    }
    #about-wrapper .body-wrapper .section.committee .section-part.right .name {
        width: 50%;
    }
    #about-wrapper .body-wrapper .section.committee .section-part.right .group {
        width: 50%;
        display: flex;
        flex-direction: column;
    }
    #about-wrapper .body-wrapper .section.committee:last-child {
        margin-bottom: 90px;
    }
    #work-wrapper .header-wrapper .categories {
        width: 100%;
        height: 96px;
        gap: 13px;
        padding: 0;
        margin: 42px 0 40px;
        overflow-x: scroll;
        overflow-y: hidden;
        -ms-overflow-style: none; /* 인터넷 익스플로러 */
        scrollbar-width: none; /* 파이어폭스 */
    }
    #work-wrapper .header-wrapper .categories::-webkit-scrollbar {
        display: none; /* 크롬, 사파리, 오페라, 엣지 */
    }
    #work-wrapper .header-wrapper .categories .category-item {
        width: calc(100% / 4.5 - 20px);
        height: 100%;
        font-size: 11px;
        background-size: 170%;
        /*width: 100%;*/
        aspect-ratio: 1 / 2;
        /*transform: scale(1.5);*/
    }
    #work-wrapper .header-wrapper .categories .category-item.editorial {
        background-size: 100%;
    }
    #work-wrapper .header-wrapper .categories .category-item.graphic {
        background-size: 100%;
    }
    #work-wrapper .header-wrapper .categories .category-item.illustration {
        background-size: 100%;
    }
    #work-wrapper .body-wrapper .work-list-wrapper {
        width: 100%;
        height: auto;
        display: flex;
        align-items: flex-start;
        flex-wrap: wrap;
        gap: 4px;
    }
    #work-wrapper .body-wrapper .work-list-wrapper .work-item-wrapper {
        width: calc(100% / 2 - 2px);
        gap: 8px;
        margin-bottom: 14px;
    }
    #work-wrapper .body-wrapper .work-list-wrapper .work-item-wrapper .title-wrap {
        font-size: 13px;
    }
    #work-wrapper {
        margin-bottom: 90px;
    }
    #work-wrapper.work-view .header-wrapper {
        position: relative;
        width: calc(100% + 40px);
        right: 20px;
        bottom: 20px;
        height: 432px;
        /*background-image: url('/images/Placeholder-thumbnail.png');*/
        background-position: center;
        background-repeat: no-repeat;
        background-size: cover;
        padding: 20px;
    }
    #work-wrapper .header-wrapper .back-btn {
        width: 100%;
        height: 11px;
        padding: 32px 0 0;
    }
    #work-wrapper .header-wrapper .back-btn img {
        width: auto;
        height: 11px;
    }
    #work-wrapper .body-wrapper .work-info-wrap {
        padding: 10px 0 40px;
    }
    #work-wrapper .body-wrapper .work-info-wrap .work-title-wrap .work-keywords li {
        height: 28px;
        line-height: 2;
        padding: 0 8px;
        font-size: 14px;
    }
    #work-wrapper .body-wrapper .work-info-wrap .work-title-wrap .work-keywords {
        gap: 5px;
        margin-bottom: 10px;
    }
    #work-wrapper .body-wrapper .work-info-wrap .work-title-wrap .work-title {
        font-size: 30px;
        margin-bottom: 20px;
    }
    #work-wrapper .body-wrapper .work-info-wrap .worker-contact-wrap {
        width: 100%;
        height: auto;
        line-height: 1.9;
        font-size: 12px;
        color: #7C7C7C;
        display: flex;
        flex-direction: row;
        margin-bottom: 40px;
    }
    #work-wrapper .body-wrapper .work-info-wrap .worker-contact-wrap .worker-info {
        display: flex;
        flex-direction: column;
    }
    #work-wrapper .body-wrapper .work-info-wrap .worker-contact-wrap .worker-name {
        margin-bottom: 0;
        margin-right: 20px;
    }
    #work-wrapper .body-wrapper .work-info-wrap .work-title-wrap .work-explanation {
        font-size: 12px;
        line-height: 1.9;
        color: #FFFFFF;
    }
    #work-wrapper .body-wrapper .work-pictures {
        gap: 20px;
        margin-bottom: 30px;
    }
    #work-wrapper .body-wrapper .send-message-btn{
        gap: 0;
    }
    #work-wrapper .body-wrapper .send-message-btn span {
        line-height: 1.9;
        font-size: 12px;
    }
    #work-wrapper .body-wrapper .send-message-btn img {
        width: 45px;
        height: 77px;
        object-fit: contain;
    }
    #work-wrapper .body-wrapper .send-message-btn {
        /*margin-bottom: 90px;*/
    }
    /*#work-wrapper{
        margin-bottom: ;
    }*/
    #gallery-wrapper {
        background-color: #000000;
    }
    #gallery-wrapper .header-wrapper {
        width: 100%;
        top: 71px;
        /*height: 124px;*/
        left: 50%;
        transform: translateX(-50%);
        z-index: 5000;
        background-color: #000000;
    }
    #gallery-wrapper .search-box .inner .search-btn {
        width: 22.5px;
        height: 22.5px;
    }
    #gallery-wrapper .search-box {
        width: 100%;
        height: 100%;
        justify-content: center;
        padding: 30px 20px 50px;
        padding-bottom: 0;
        background-color: #000000;
    }
    #gallery-wrapper .search-box .inner {
        width: 100%;
        height: 44px;
        padding: 11px 0;
        gap: 0;
        border-bottom: 1px solid #3281F7;
    }
    #gallery-wrapper .search-box .inner input::placeholder {
        font-size: 14px;
    }
    #gallery-wrapper .search-box .inner input {
        width: calc(100% - 22.5px);
        height: 22px;
        font-size: 14px;
    }
    #gallery-wrapper .body-wrapper {
        margin-top: 126px;
    }
    #gallery-wrapper .work-gallery-list-table {
        border-top: 1px solid #3281F7;
        padding-top:50px;
    }
    #gallery-wrapper .work-gallery-list-table tbody tr {
        height: 124px;
    }
    #gallery-wrapper .work-gallery-list-table tbody tr td {
        width: 100%;
        height: 100%;
        font-size: 14px;
        padding: 10px 0;
    }
    #gallery-wrapper .work-gallery-list-table tbody tr .inner-wrap {
        width: 100%;
        height: auto;
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        color: #3281F7;
    }
    .work-gallery-list-table tbody tr .inner-wrap .info {
        width: 50%;
        height: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }
    .work-gallery-list-table tbody tr .inner-wrap .info .top {
        display: flex;
        flex-direction: column;
        font-size: 14px;
        line-height: 1.6;
    }
    .work-gallery-list-table tbody tr .inner-wrap .info .bottom {
        display: flex;
        flex-direction: column;
        font-size: 12px;
        line-height: 1.8;
        color: #7C7C7C;
    }
    .work-gallery-list-table tbody tr .inner-wrap .keywords {
        width: 50%;
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 5px;
    }
    .work-gallery-list-table tbody tr .inner-wrap .keywords li {
        width: auto;
        font-size: 14px;
        line-height: 2;
        border: 1px solid #3281F7;
        border-radius: 8px;
        padding: 0 8px;
    }
    #guest-book-wrapper .body-wrapper {
        height: auto;
        display: flex;
        flex-direction: column-reverse;
    }
    #guest-book-wrapper .body-wrapper .guest-book-list-wrap {
        width: 100%;
        height: 400px;
        padding: 0;
        border: none;
        margin-bottom: 30px;
    }
    #guest-book-wrapper .body-wrapper .columns {
        width: 100%;
        height: 25px;
        gap: 14px;
        margin-bottom: 30px;
    }
    #guest-book-wrapper .body-wrapper .columns li {
        width: 68px;
        height: 100%;
        font-size: 12px;
        line-height: 1.9;
        color: #FFFFFF;
    }
    .guest-book-list-wrap .list-inner .guest-book-item-wrap .info-wrap {
        width: 68px;
        font-size: 12px;
        line-height: 1.9;
    }
    .guest-book-list-wrap .list-inner .guest-book-item-wrap .guest-message {
        font-size: 12px;
        line-height: 1.9;
        word-wrap: break-word;
        width: calc(100% - 95px);
    }
    #guest-book-wrapper .body-wrapper .guest-book-list-wrap .list-inner .guest-book-item-wrap {
        gap: 20px;
    }
    #guest-book-wrapper .body-wrapper .form-wrap {
        width: 100%;
        height: auto;
    }
    #guest-book-wrapper .body-wrapper .form-wrap .target-wrap {
        width: 100%;
        height: 30px;
        padding-bottom: 14px;
        justify-content: left;
        gap: 30px;
    }
    .input-radio-wrap {
        gap: 10px;
        height: 16px;
    }
    .input-radio-wrap input[type='radio'] + .radio-box {
        width: 16px;
        height: 16px;
    }
    .input-radio-wrap input[type='radio']:checked + .radio-box::after {
        width: 8px;
        height: 8px;
    }
    .input-radio-wrap .input-label {
        font-size: 12px;
        line-height: 1.9;
    }
    .input-radio-wrap input {
        font-size: 12px;
        width: 74px;
        height: 16px;
    }
    #guest-book-wrapper .body-wrapper .form-wrap .guest-message-box {
        width: 100%;
        height: 163px;
        margin-bottom: 0;
    }
    #guest-book-wrapper .body-wrapper .form-wrap .guest-message-box .byte-wrap {
        left: 14px;
        bottom: 10px;
        font-size: 12px;
        line-height: 1.9;
    }
    #guest-book-wrapper .body-wrapper .form-wrap .guest-message-box .send-btn {
        position: absolute;
        right: 14px;
        bottom: 10px;
        display: inline-block;
        width: 73px;
        height: 30px;
        line-height: 30px;
        text-align: center;
        background-color: #7C7C7C;
        color: #D6D6D6;
        font-size: 12px;
    }
    #guest-book-wrapper .body-wrapper .form-wrap .guest-message-box .send-btn.active {
        background-color: #3281F7;
        color: #000000;
    }
    #guest-book-wrapper .body-wrapper .form-wrap .target-wrap .input-drop-down .target-drop-menus {
        top: 21px;
        width: 74px;
        height: 145px;
    }
    #guest-book-wrapper .body-wrapper .form-wrap .target-wrap .input-drop-down .target-drop-menus.active .drop-menu-item {
        height: 29px;
        line-height: 29px;
        font-size: 12px;
    }
    #guest-book-wrapper {
        width: 100%;
        height: auto;
        padding: 42px 0 90px;
    }

}