.vsl-area {
    position: relative;
    background-color: #202228;
}
.vsl-mov {
    overflow: hidden;
    position: relative;
    width: 100%;
    height: 100%;
}
.vsl-mov:before {
    content: "";
    display: block;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}
.vsl-mov video {
    min-width: 100%;
    min-height: 102%;
    width: auto;
    height: auto;
}

.vsl-tit {
    left: 0;
    width: 100%;
    color: #fff;
    text-align: left;
    z-index: 1;
}
.vsl-tit .tit {
    font-size: 3.7rem;
}
.vsl-tit .tit > a {
    padding: 0.5rem 1.5rem;
    font-size: 1.2rem;
    color: #FFFFFF;
    border-radius: 50px;
    background-color: #1428a0;
}
.vsl-tit .btn-box {
    padding-top: 2rem;
}
.vsl-tit .txt-box {
    padding-top: 2rem;
}
.vsl-tit .txt-box p {
    font-size: 0.9rem;
}

.main-content-title {
    padding: 2rem 0;
    font-size: 2.3rem;
    text-align: center;
}


.bg-figure {
    position: absolute;
}
.bg-figure-1 {
    width: 22rem;
}
.bg-figure-2,
.bg-figure-3 {
    width: 19.75rem;
}
.bg-figure-4 {
    width: 18.75rem;
}


/*===================================
PROGRAMS
===================================*/
.pro-area {
    position: relative;
}
.pro-area .bg-figure-1 {
    top: 29%;
    right: 2.6%;
    z-index: 1;
}
.pro-area .bg-figure-2 {
    bottom: 23%;
    left: 3%;
    z-index: 0;
}

/*===================================
main
===================================*/
.keynote-speaker-wrapper {
    padding: 3rem 0;
    font-size: 1rem;
    text-align: center;
}

.keynote-speaker-wrapper > .keynote-contents-wrapper {
    overflow: hidden;
}

.keynote-speaker-wrapper > .keynote-contents-wrapper > .keynote-contents {
    padding: 0.5rem;
    width: 25%;
    float: left;
    position: relative;
    cursor: pointer;
}

.keynote-speaker-wrapper > .keynote-contents-wrapper > .keynote-contents > .dimmed {
    margin: 0.5rem;
    position: absolute;
    font-size: 1rem;
    top: 0;
    left: 0;
    width: 275px;
    height: 275px;
    z-index: 100;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
}


.keynote-speaker-wrapper > .keynote-contents-wrapper > .keynote-contents > .dimmed > .profile {
    padding: 3rem 1rem;
    height: 50%;
    text-align: center;
    font-size: 1rem;
    color: #FFFFFF;
}


.keynote-speaker-wrapper > .keynote-contents-wrapper > .keynote-contents > .dimmed > .desc {
    padding: 2rem 1rem;
    height: 50%;
    text-align: center;
    font-size: 0.8rem;
    color: #e9e7e7;
}

.keynote-speaker-wrapper > .keynote-contents-wrapper > .keynote-contents > .dimmed.active {
    display: block;
}


.about-soscon-wrapper {
    padding: 3rem 0;
    font-size: 1rem;
    text-align: center;
}

.about-soscon-wrapper > .about-soscon-desc{
    line-height: 25px;
}

.about-soscon-wrapper > img{
    margin-top: 2.2rem;
    width: 80%;
}


.programs-wrapper {
    padding: 2rem 0;
    font-size: 1rem;
    text-align: center;
}

.programs-wrapper > .programs-contents-wrapper {
    padding: 1rem 0 0;
    display: flex;
}

.programs-wrapper > .programs-contents-wrapper > .programs-contents {
    padding: 2rem 0;
    width: 49%;
    text-align: center;
    background-color: #f5f6f8;
    display: inline-block;
    flex: 1;
}

.programs-wrapper > .programs-contents-wrapper > .programs-contents:nth-child(even) {
    margin-left: 2%;
}

.programs-wrapper > .programs-contents-wrapper > .programs-contents > .programs-contents-title {
    margin-bottom: 1rem;
    color: #1428a0;
}

.programs-wrapper > .programs-contents-wrapper > .programs-contents > .programs-contents-text {
    line-height: 25px;
}



.topic-wrapper {
    padding: 3rem 0;
    text-align: center;
}

.topic-wrapper > .topic-slider {
    overflow: hidden;
}

.topic-wrapper > .topic-slider > .topic-contents {
    padding: 0.5rem;
    width: 25%;
    float: left;
}

.card {
    margin: 10px 0;
}

.card > .card-content > .card-text {
    padding: 0.8rem 0;
    width: 275px;
    line-height: 15px;
    height: 60px;
    font-size: 0.8rem;
    text-align: center;
    background-color: #ffffff;
}

.soscon-2019-wrapper {
    padding: 3rem 0;
    text-align: center;
}

.soscon-2019-menu-wrapper {
    width: 40%;
    font-size: 1rem;
    overflow: hidden;
    text-align: center;
}

.soscon-2019-menu-wrapper > ul > li {
    padding: 0.5rem;
    width: 46%;
    list-style: none;
    color: #000000;
    float: left;
    line-height: 18px;
    vertical-align: middle;
    text-align: center;
    cursor: pointer;
}


.soscon-2019-menu-wrapper > ul > li:nth-child(2) {
    margin-left: 8%;
}

.soscon-2019-menu-wrapper > ul > li.active {
    color: #FFFFFF;
    border-radius: 50px;
    background-color: #1428a0;
}

.soscon-contents-wrapper {
    margin-top: 2rem;
}

.soscon-contents-wrapper > .soscon-contents {
    position: relative;
    padding-bottom:56.25%;
    padding-top:30px;
    height:0;
    overflow:hidden;
    display: none;
}

.soscon-contents-wrapper > .soscon-contents > iframe {
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
}

.soscon-contents-wrapper > .soscon-contents.active {
    display: block;
}
.post-wrapper {
    height: 400px;
    margin-top: 4rem;
    background-color: #333333;
    overflow: hidden;
    background-image: url("../images/main/post.png");
    background-repeat: no-repeat;
    background-position: right center;
    background-size: 50% 100%;
}

.post-wrapper-grid {
    padding: 5rem 0;
    position: relative;
    max-width: 1170px;
}

.post-wrapper > img {
    float: right;
}

.post-title {
    color: #FFFFFF;
    font-size: 1.5rem;
}

.post-contents-wrapper {
    margin-top: 2rem;
}

.post-contents-wrapper > .post-contents {
    line-height: 40px;
    color: #FFFFFF;
    font-size: 1rem;
}


.post-contents-wrapper > .post-contents > img {
    vertical-align: middle;
}

.post-contents-wrapper > .post-contents > span.post-contents-name {
    width: 150px;
    text-align: left;
    color: #a0a0a0;
    display: inline-block;
	margin-left:10px;
}

/*===================================
참가 등록 오픈 모달
===================================*/
.open_modal .modal_view_top {
    padding: 3rem 2.5rem;
    text-align: center;
    color: #fff;
    background: url('../images/main/modal-open-bg.png') no-repeat center;
    background-size: cover;
}
.open_modal .tit {
    font-size: 3.2rem;
    line-height: 1.1;
}
.open_modal .tit b {
    font-size: 1.5rem;
}
.open_modal .modal_view_top .txt {
    display: inline-block;
    padding: 1rem 0.5rem;
    margin: 2.25rem 0 2.5rem;
    font-size: 1.1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}
.open_modal .modal_view_top .btn {
    max-width: 18rem;
    width: 18rem;
    padding: 1.25rem 0;
    font-size: 1.2rem;
    background-color: #1428a0;
}
.open_modal .modal_view_top .btn .label {
    padding-right: 1.5rem;
    background: url('../images/main/modal-open-btn-arw.png') no-repeat center right;
    background-size: 0.5rem;
}
.open_modal .modal_view_btm {
    display: flex;
    padding: 1.75rem 2rem 1.75rem 2.5rem;
    background-color: #0077c8;
}
.open_modal dt {
    width: 6.5rem;
    font-size: 1.5rem;
}
.open_modal dt mark {
    display: inline-block;
    position: relative;
    letter-spacing: 1px;
    color: #fff;
    background-color: transparent;
}
.open_modal dt mark:after {
    position: absolute;
    content: "";
    bottom: 0;
    left: 48%;
    -webkit-transform: translateX(-50%);
    transform: translateX(-50%);
    width: 104%;
    height: 10px;
    background-color: #1428a0;
}
.open_modal dt span {
    position: relative;
    z-index: 1;
}
.open_modal dd {
    width: calc(100% - 6.5rem);
    font-size: 0.85rem;
    letter-spacing: -0.2px;
    line-height: 1.5;
    color: #fff;
}
.open_modal .modal_chk_box {
    padding-top: 0;
    color: #fff;
    background-color: #0077c8;
}
.open_modal .modal_chk_box .form-check .label:before,
.open_modal .form-check input[type="checkbox"]:checked + .label:before {
    border-color: #fff;
}

/*===================================
main-teaser-video
===================================*/
/*20200921*/
.video-teaser {
    position: relative;
    padding-bottom: 56.25%
}
.video-teaser > iframe{
    position: absolute;top: 0;left: 0;width: 100%;height: 100%
}
/*20200921*/


/*===================================
main-eng
===================================*/
.eng-post-title {
    color: #FFFFFF;
    font-size: 1.5rem;
}


.eng-post-contents-wrapper {
    margin-top: 0.5rem;
    margin-bottom: 2rem;
}


.eng-post-contents-wrapper > .post-contents {
    line-height: 40px;
    color: #FFFFFF;
    font-size: 1rem;
}


.eng-post-contents-wrapper > .post-contents > img {
    vertical-align: middle;
}

.eng-post-contents-wrapper > .post-contents > span.post-contents-name {
    padding-left: 0.5rem;
    width: 120px;
    text-align: left;
    color: #a0a0a0;
    display: inline-block;
}

/* desktap and ipadPro, less than 1170px
======================================*/
@media screen and (max-width: 1170.98px) {

    /*===================================
    main
    ===================================*/
    .keynote-speaker-wrapper > .keynote-contents-wrapper > .keynote-contents {
        width: 50%;
    }

    .keynote-speaker-wrapper > .keynote-contents-wrapper > .keynote-contents > .dimmed {
        left: calc(50% - 146px);
    }

    .topic-wrapper > .topic-slider > .topic-contents {
        width: 33%;
    }

    .topic-wrapper > .topic-slider > .topic-contents > .card-content > img{
        width: 100%;
    }

    .card > .card-content > .card-text {
        width: 100%;
    }

    .programs-wrapper > .programs-contents-wrapper  {
        padding: 0;
        display: block;
    }

    .programs-wrapper > .programs-contents-wrapper > .programs-contents {
        margin-top: 1rem;
        padding: 2rem 0;
        width: 90%;
        flex: none;
    }

    .programs-wrapper > .programs-contents-wrapper > .programs-contents:nth-child(even) {
        margin-left: 0;
    }

    .about-soscon-wrapper > img{
        width: 90%;
    }

    .soscon-2019-menu-wrapper {
        width: 60%;
        font-size: 0.8rem;
    }

    .post-wrapper {
        height: 300px;
    }

    .post-wrapper-grid {
        padding: 3rem 0 3rem 0.5rem;
    }

  /*===================================
    main-eng
    ===================================*/
    .eng-post-title {
        font-size: 1.3rem;
    }

    .eng-post-contents-wrapper > .post-contents {
        line-height: 30px;
    }

    /*===================================
    비주얼 영상 영역
    ===================================*/
    .vsl-tit .tit {
        letter-spacing: 0;
    }
    .bg-figure {
        display: none;
    }

}

/* mobile
======================================*/
@media screen and (max-width: 575.98px) {

    /*===================================
    공통 스타일
    ===================================*/
    .cont-area .tit {
        font-size: 2rem;
    }

    /*===================================
    visual
    ===================================*/
    .vsl-area {
        margin-bottom: 3rem;
        height: 25rem !important;
    }
    .vsl-mov video {
        min-width: auto;
        min-height: auto;
        height: 100%;
    }
    .vsl-tit {
        top: 55%;
    }
    .vsl-tit .tit {
        font-size: 2.5rem;
        line-height: 1.1;
    }
	.vsl-tit .tit > a {
        font-size: 1rem;
    }
    .vsl-tit .txt-box {
        padding-top: 1rem;
    }
    .vsl-tit .txt-box p {
        font-size: 0.8rem;
    }

    /*===================================
    main
    ===================================*/
    .keynote-speaker-wrapper > .keynote-contents-wrapper > .keynote-contents {
        width: 275px;
        float: none;
    }

    .keynote-speaker-wrapper > .keynote-contents-wrapper > .keynote-contents > .dimmed {
        left: calc(50% - 137px);
    }

    .topic-wrapper > .topic-slider > .topic-contents {
        width: 50%;
    }

    .topic-wrapper > .topic-slider > .topic-contents > .card-content > img{
        width: 100%;
        font-size: 0.6rem;
    }

    .post-wrapper {
        height: 200px;
    }

    .post-wrapper-grid {
        padding: 2rem 0 2rem 0.5rem;
    }

    .post-title {
        font-size: 1.2rem;
    }


    .post-contents-wrapper > .post-contents {
        font-size: 0.8rem;
    }

    .post-contents-wrapper > .post-contents {
        line-height: 30px;
    }

    .post-contents-wrapper > .post-contents > span.post-contents-name {
        width: 120px;
    }

    /*===================================
    main-eng
    ===================================*/
    .eng-post-title {
        font-size: 0.8rem;
    }


    .eng-post-contents-wrapper > .post-contents {
        font-size: 0.6rem;
    }

    .eng-post-contents-wrapper > .post-contents {
        line-height: 25px;
    }

    .eng-post-contents-wrapper > .post-contents > img {
        width: 1rem;
    }

    .eng-post-contents-wrapper > .post-contents > span.post-contents-name {
        width: 100px;
    }

    /*===================================
    참가 등록 오픈 모달
    ===================================*/
    .open_modal .modal_view {
        padding-left: 15px;
        padding-right: 15px;
    }
    .open_modal .tit {
        font-size: 2.5rem;
    }
    .open_modal .tit b {
        font-size: 1.2rem;
    }
    .open_modal .modal_view_btm {
        display: block;
    }
    .open_modal dt,
    .open_modal dd {
        width: 100%;
    }
    .open_modal dd {
        padding-top: 1rem;
    }
}