/* ----------- Common ----------- */
/* max-width: 768px */
@media only screen
and (max-width: 768px) {

    /*******************
        hidden
    *******************/
    .visible-xs {
        display: block !important;
    }
    .hidden-xs {
        display: none !important;
    }


    /*******************
        layout
    *******************/
    #container {
        background: #fff url(../images/bg/bg_mobile_mainpage_conf2022f.jpg) center top no-repeat;
        background-size: cover;
    }

    /* #wrap.main */
    #wrap.main .main-contents {
        padding: 70px 0 0;
        background-size: cover;
    }

    #wrap .inner-wrap {
        padding: 0;
    }

    /* popup */
    .layer-popup-area .cont h1 {
        padding: 20px;
        font-size: 19px;
        word-break: keep-all;
    }

    /*******************
        contents
    *******************/

    /* btn-go-society */
    .btn-go-society {
        display: none;
    }

    /* titles */
    h1.conference-title {
        margin: 0;
        padding: 150px 0 10px;
        text-align: center;
    }
    h2.conference-sub-title {
        margin: 0;
        padding: 0 0 50px;
        text-align: center;
        font-size: 24px;
    }
    ul.conference-info {

    }
    ul.conference-info li {
        line-height: 1.5;
        text-align: center;
        font-size: 20px;
    }
    /* data-area */
    .data-area {
        margin: 70px 0 50px;
    }

    /* mobile-main-title */
    .mobile-main-title {
        padding: 0 30px;
        text-align: center;
    }
    .mobile-main-title img {
        display: inline-block;
        max-width: 480px;
        width: 100%;
    }

    /* mobile-main-contents */
    .mobile-main-contents {
        max-width: 432px;
        margin: 0 auto;
        padding: 0 10px;
        /*background-color: #fff;*/
    }

    /* conference info */
    .conference-title-area {
        margin: 10px;
        padding: 0;
    }
    .conference-info-area {
        max-width: 412px;
        margin: 0 auto;
        padding: 20px;
        border-radius: 5px;
        background-color: rgba(0,0,0,0.25);
    }
    .conference-info-area a.btn-info-go {
        display: block;
        position: static;
        margin: 0 0 10px;
    }
    .conference-info-area a.btn-info-go:last-child {
        margin: 0;
    }

    /* quick-button */
    .quick-button ul li {
        position: relative;
        overflow: hidden;
        float: none;
        width: 100%;
        margin: 8px auto !important;
        box-shadow: 0 2px 4px rgba(0,0,0,0.45);
        border-radius: 5px;
    }
    .quick-button ul li:last-child {
        /*margin: 0 8px !important;*/
    }
    .quick-button ul.btn-journals li a {
        display: block;
        width: auto;
        height: auto;
        font-size: 16px;
        font-weight: bold;
        color: #fff;
    }
    .quick-button ul li a {
        display: block;
        width: 100%;
        height: 40px;
        line-height: 1.2;
        padding: 6px 0 0 20px;
        /*height: 100px;*/
        font-size: 16px;
        font-weight: 700;
        color: #fff;
    }
    .quick-button ul li a i.bg {
        display: inline-block;
        width: 30px;
        vertical-align: middle;
        text-align: center;
        font-size: 24px;
    }

    .quick-button ul.btn-journals li a span > b {
        font-weight: 700;
        display: inline;
    }

    /* 메인 바로가기 버튼 */
    .mobile-main-contents .btn-list {

    }
    .mobile-main-contents .btn-list li {
        float: left;
        width: 50%;
        height: 50px;
    }
    .mobile-main-contents .btn-list li a {
        position: relative;
        display: block;
        width: 100%;
        height: 100%;
        line-height: 50px;
        text-align: center;
        font-size: 15px;
        font-weight: bold;
        color: rgba(255,255,255,0.95);
    }
    .mobile-main-contents .btn-list li a span.type {
        position: absolute;
        left: 0;
        top: 0;
        display: block;
        width: 25px;
        height: 25px;
        line-height: 27px;
        font-family: arial;
        font-weight: normal;
        text-align: center;
        font-size: 20px;
        letter-spacing: -0.75px;
        color: rgba(255,255,255,0.55);
        background-color: rgba(0,0,0,0.15);
    }
    .mobile-main-contents .btn-list li a .title {
        display: inline-block;
        line-height: 1.4;
    }
    /* btn01 */
    .mobile-main-contents .btn-list li.btn01 {
        width: 50%;
        height: 150px;
    }
    .mobile-main-contents .btn-list li.btn01 a {
        line-height: 170px;
        font-size: 18px;
        font-weight: bold;
        /*background-color: #54bc8d;*/
        /*background-color: rgba(84,188,141,0.9);*/
        background-color: rgba(135,100,62,0.85);
    }
    /* btn02 */
    .mobile-main-contents .btn-list li.btn02 {
        width: 50%;
    }
    .mobile-main-contents .btn-list li.btn02 a {
        /*background-color: rgba(131,151,86,0.90);*/
        background-color: rgba(22,149,163,0.85);
    }
    /* btn03 */
    .mobile-main-contents .btn-list li.btn03 {
        width: 50%;
    }
    .mobile-main-contents .btn-list li.btn03 a {
        /*padding-top: 7px;*/
        /*font-size: 13px;*/
        /*background-color: #cb9463;*/
        background-color: rgba(34,83,120,0.85);
        background-color: rgba(217,167,74,0.85);
    }
    /* btn04 */
    .mobile-main-contents .btn-list li.btn04 {
        width: 50%;
    }
    .mobile-main-contents .btn-list li.btn04 a {
        /*padding-top: 7px;*/
        /*font-size: 13px;*/
        background-color: #e60085;
        background-color: rgba(193,68,118,0.75);
    }
    /* btn05 */
    .mobile-main-contents .btn-list li.btn05 {
        width: 50%;
    }
    .mobile-main-contents .btn-list li.btn05 a {
        /*background-color: #92cb88;*/
        background-color: rgba(218,56,56,0.85);
        background-color: rgba(22,149,163,0.75);
        background-color: rgba(84,188,141,0.9);
    }
    /* btn06 */
    .mobile-main-contents .btn-list li.btn06 {
        width: 50%;
    }
    .mobile-main-contents .btn-list li.btn06 a {
        background-color: #4475a0;
        background-color: rgba(36,72,132,0.65);
    }
    /* btn07 */
    .mobile-main-contents .btn-list li.btn07 {
        width: 50%;
    }
    .mobile-main-contents .btn-list li.btn07 a {
        background-color: #d05c48;
        background-color: rgba(156,57,255,0.65);
    }
    /* btn08 */
    .mobile-main-contents .btn-list li.btn08 {
        width: 50%;
    }
    .mobile-main-contents .btn-list li.btn08 a {
        background-color: #fbb766;
        background-color: rgba(0,116,166,0.65);
    }
    /* btn09 */
    .mobile-main-contents .btn-list li.btn09 {
        width: 50%;
    }
    .mobile-main-contents .btn-list li.btn09 a {
        /*font-size: 13px;*/
        background-color: #a18d83;
        background-color: rgba(235,127,0,0.35);
    }
    /* btn10 */
    .mobile-main-contents .btn-list li.btn10 {
        width: 50%;
    }
    .mobile-main-contents .btn-list li.btn10 a {
        /*font-size: 13px;*/
        background-color: #72bcb7;
        background-color: rgba(156,155,122,0.65);
    }
    /* btn11 */
    .mobile-main-contents .btn-list li.btn11 {
        width: 50%;
    }
    .mobile-main-contents .btn-list li.btn11 a {
        /*font-size: 13px;*/
        background-color: #a680b5;
        background-color: rgba(25,52,65,0.65);
    }
    /* btn12 */
    .mobile-main-contents .btn-list li.btn12 {
        width: 50%;
    }
    .mobile-main-contents .btn-list li.btn12 a {
        padding-top: 7px;
        font-size: 13px;
        background-color: #528a8c;
        background-color: rgba(22,149,163,0.45);
    }
    /* btn13 */
    .mobile-main-contents .btn-list li.btn13 {
        width: 50%;
    }
    .mobile-main-contents .btn-list li.btn13 a {
        /*padding-top: 7px;*/
        /*font-size: 13px;*/
        background-color: #e6788f;
        /*background-color: rgba(84,187,47,0.35);*/
    }
    /* btn14 */
    .mobile-main-contents .btn-list li.btn14 {
        width: 50%;
    }
    .mobile-main-contents .btn-list li.btn14 a {
        background-color: #6582af;
        background-color: rgba(101,130,175,1);
    }
    /* btn-bottom */
    .mobile-main-contents .btn-list li.btn-bottom {
        width: 25%;
        height: 40px;
    }
    .mobile-main-contents .btn-list li.btn-bottom a {
        line-height: 40px;
        border-top: 1px solid rgba(255,255,255,0.45);
        border-right: 1px solid rgba(255,255,255,0.45);
        background-color: #fa6b30;
        background-color: rgba(217,167,74,0.75);
        /*background-color: rgba(0,163,136,0.65);*/
    }
    .mobile-main-contents .btn-list li.btn-bottom:last-child a {
        border-right: 0;
    }
    .mobile-main-contents .btn-list li.btn-bottom a .title {
        font-size: 13px;
    }

    /* important-dates */
    .important-dates {
        float: none;
        display: block;
        width: 70%;
        min-width: inherit;
        margin: 0 auto 30px;
    }

    /* reserve-dates */
    .reserve-dates {
        float: none;
        display: block;
        width: 70%;
        min-width: inherit;
        margin: 0 auto 30px;
    }

    /* contact-info */
    .contact-info {
        float: none;
        display: block;
        width: 70%;
        min-width: inherit;
        margin: 0 auto;
    }
    .contact-info > ul.list > li p {
        position: static;
        left: 0px;
        top: 0px;
        line-height: 22px;
        font-size: 15px;
        color: #fff;
    }
    .contact-info > ul.list > li ul.sub-list li {
        display: inline-block;
        width: 100%;
    }

    /*감사의 글*/
    .epilogue-area {
        padding-bottom: 0;
        /*background-color: rgba(0,0,0,0.4);*/
    }
    .epilogue-area .btn-epilogue {
        display: block;
        line-height: 50px;
        background-color: rgba(197, 37, 37, 0.8);
        /*background-color: #a11414;*/
        text-align: center;
        font-weight: bold;
        font-size: 18px;
        color: #fff;
    }
    .epilogue-area .btns li {
        float: left;
        width: 25%;
    }
    .epilogue-area .btns li a {
        display: block;
        color: #fff;
        line-height: 50px;
        text-align: center;
        font-weight: bold;
        font-size: 13px;
        /*background-color: rgba(255,255,255, 0.8);*/
    }
    .epilogue-area .btns li:first-child a {
        /*background-color: #125aac;*/
        background-color: rgba(18, 90, 172, 0.8);
    }
    .epilogue-area .btns li:nth-child(2) a {
        /*background-color: #0e4889;*/
        background-color: rgba(14, 72, 137, 0.8);
    }
    .epilogue-area .btns li:nth-child(3) a {
        /*background-color: #0ba3a4;*/
        background-color: rgba(11, 163, 164, 0.8);
    }
    .epilogue-area .btns li:last-child a {
        /*height: 50px;*/
        /*padding: 10px 0;*/
        /*line-height: 1.2;*/
        /*font-size: 13px;*/
        /*background-color: #f18043;*/
        background-color: rgba(241, 128, 67, 0.8);
    }
    /*.epilogue-area .btns li:last-child a:hover {*/
    /*background-color: #ef6c25;*/
    /*}*/

    /* modal popup */
    .main-modal .modal-body h4 p {
        margin: 0 0 10px;
        font-size: 15px;
    }
    .main-modal .modal-body h4 p br {
        display: none;
    }
    .main-modal .modal-body > p {
        font-size: 14px;
    }

    /* online-conference */
    .online-conference {
        margin: 0 0 20px;
    }

    /* youtube */
    .online-conference .vimeo-area {
        float: none;
        width: 100%;
        margin: 0 0 10px;
        padding: 0 10px;
        border-radius: 5px;
    }
    .online-conference .vimeo-area iframe {
        border-radius: 5px;
    }

    /* youtube */
    .online-conference .youtube-area {
        float: none;
        width: 100%;
        margin: 0 0 10px;
        padding: 0 10px;
    }
    .online-conference .youtube-area .iframe-area {
        float: none;
        width: 100%;
        height: 240px;
        background: #fff url(/images/bg/bg_youtube.png) center bottom no-repeat;
        background-size: cover;
    }
    .online-conference .youtube-area .iframe-area iframe{
        width: 100%;
        height: 240px;
        border-radius: 5px;
        box-shadow: 0px 1px 1px rgba(0,0,0,0.25);
    }
    .online-conference .youtube-area .iframe-area a {
        width: 100%;
        height: 240px;
    }
    .online-conference .youtube-area .iframe-area h3 {
        padding: 30px 0 10px;
        text-align: center;
        font-size: 17px;
    }
    .online-conference .youtube-area .iframe-area h4 {
        padding: 0 0 15px;
        font-size: 30px;
    }
    .online-conference .youtube-area .iframe-area p.date {
        margin: 10px 0;
    }

    /* btn-notice-area */
    .online-conference .btn-notice-area {
        float: none;
        width: 100%;
        padding: 0 10px;
    }
    .online-conference .btn-notice-area li a {
        display: block;
        padding: 10px 20px;
        letter-spacing: -0.45px;
        font-size: 15px;
        font-weight: 500;
    }
    .online-conference .btn-notice-area li:last-child a {
        margin: 0;
    }
    .online-conference .btn-notice-area a i {
        margin-right: 3px;
    }

    /*
    layer popup
    */
    .layer-popup-area {
        display: none;
        position: absolute;
        width: 96%;
        margin-left: 2%;
        box-shadow: 0 3px 7px rgba(0,0,0,0.45);
        z-index: 999;
    }

    .layer-popup-area.pop1 {
        top: 60px;
        left: 0;
        width: 96%;
        margin-left: 2%;
    }
    .layer-popup-area .cont {
        width: 100%;
        height: 500px;
        overflow-y: scroll;
    }
    .layer-popup-area .cont-info {
        padding: 0 20px 20px;
    }
    .layer-popup-area .cont-info .thm img {
        width: 100%;
    }
    .layer-popup-area .close {
        width: 100%;
    }

}

/* ----------- Tablet ----------- */
/* Portrait and Landscape */
@media only screen
and (min-width: 768px)
and (max-width: 1024px) {

}

/* Portrait */
@media only screen
and (min-width: 768px)
and (max-width: 1024px)
and (orientation: portrait) {

}

/* Landscape */
@media only screen
and (min-width: 768px)
and (max-width: 1024px)
and (orientation: landscape) {

}

/* ----------- Phone ----------- */
/* max-width: 639px */
@media only screen
and (max-width: 639px) {

    /*******************
        contents
    *******************/

    /* titles */
    h1.conference-title {
        padding: 120px 0 0;
        font-size: 36px;
        font-weight: 700;
    }
    h2.conference-sub-title {
        padding: 0 0 40px;
        font-size: 20px;
    }
    ul.conference-info li {
        font-size: 16px;
    }

    /* data-area */
    .data-area {
        padding: 70px 0 50px;
    }

    /* important-dates */
    .important-dates {
        float: none;
        width: 90%;
        margin: 0 auto 30px;
    }
    .important-dates h3 {
        width: 100px;
        height: 30px;
        line-height: 30px;
        font-size: 15px;
    }

    /* reserve-dates */
    .reserve-dates {
        float: none;
        width: 90%;
        margin: 0 auto 30px;
    }
    .reserve-dates h3 {
        width: 100px;
        height: 30px;
        line-height: 30px;
        font-size: 15px;
    }

    /* contact-info */
    .contact-info {
        float: none;
        width: 90%;
        margin: 0 auto;
    }
    .contact-info h3 {
        width: 100px;
        height: 30px;
        line-height: 30px;
        font-size: 15px;
    }

}

/* max-width: 479px */
@media only screen
and (max-width: 479px) {

    /*******************
        contents
    *******************/

    /* titles */
    h1.conference-title {
        padding: 80px 0 0;
        font-size: 32px;
        font-weight: 700;
        letter-spacing: -0.75px;
    }
    h2.conference-sub-title {
        padding: 0 0 20px;
        font-size: 20px;
        letter-spacing: -0.75px;
    }
    ul.conference-info li {
        padding: 0 20px;
        font-size: 16px;
        letter-spacing: -0.75px;
    }

    /* data-area */
    .data-area {
        margin: 40px 0 50px;
    }

    /* important-dates */
    .important-dates {
        float: none;
        width: 90%;
        margin: 0 auto 30px;
    }
    .important-dates h3 {
        width: 100px;
        height: 30px;
        line-height: 30px;
        font-size: 15px;
    }
    .important-dates p {
        margin: 0 0 10px;
    }
    /* btn-go */
    .important-dates .btn-go {
        position: static;
        right: 0;
        top: 0;
    }
    .important-dates .btn-go a {
        display: inline-block;
        width: 100px;
    }

    /* reserve-dates */
    .reserve-dates {
        float: none;
        width: 90%;
        margin: 0 auto 30px;
    }
    .reserve-dates h3 {
        width: 100px;
        height: 30px;
        line-height: 30px;
        font-size: 15px;
    }
    .reserve-dates p {
        margin: 0 0 10px;
    }
    /* btn-go */
    .reserve-dates .btn-go {
        position: static;
        right: 0;
        top: 0;
    }
    .reserve-dates .btn-go a {
        display: inline-block;
        width: 100px;
    }

    /* contact-info */
    .contact-info {
        float: none;
        width: 90%;
        margin: 0 auto;
    }
    .contact-info h3 {
        width: 100px;
        height: 30px;
        line-height: 30px;
        font-size: 15px;
    }
    .contact-info p {
        margin: 0 0 10px;
    }

}

/* max-width: 360px */
@media only screen
and (max-width: 360px) {

    /*******************
        contents
    *******************/

    /* titles */
    h1.conference-title {
        padding: 80px 0 0;
        font-size: 28px;
        font-weight: 700;
        letter-spacing: -0.75px;
    }
    h2.conference-sub-title {
        margin: 0 0 20px;
        font-size: 18px;
        letter-spacing: -0.75px;
    }
    ul.conference-info li {
        padding: 0 20px;
        font-size: 15px;
        letter-spacing: -0.75px;
    }

    /* mobile-main-contents */
    .mobile-main-contents .btn-list li a {
        letter-spacing: -0.25px;
        font-size: 13px;
    }
    .mobile-main-contents .btn-list.type2 li.long-title a {
        padding-top: 13px;
        font-size: 13px;
    }

    /* data-area */
    .data-area {
        margin: 30px 0 50px;
    }

    /* important-dates */
    .important-dates {
        width: 90%;
        margin: 0 auto 30px;
    }
    .important-dates h3 {
        width: 100px;
        height: 30px;
        line-height: 30px;
        font-size: 15px;
    }
    .important-dates > ul.list > li p {
        margin: 0 0 10px;
        font-size: 13px;
    }
    /* btn-go */
    .btn-go {
        position: static;
        right: 0;
        top: 0;
    }
    .btn-go a {
        width: 90px;
    }

    /* contact-info */
    .contact-info > ul.list > li p,
    .contact-info > ul.list > li ul.sub-list li {
        font-size: 13px;
    }
    .contact-info > ul.list > li ul.sub-list li {
        letter-spacing: -0.55px;
    }
    .contact-info > ul.list > li ul.sub-list li .label {
        font-size: 12px;
    }

}

/* max-width: 320px */
@media only screen
and (max-width: 320px) {

}