.wide_top_wrap *, 
.lec_tab * {
    box-sizing: border-box;
}
 
/* .lec_tab */
.lec_tab {
    width: 100%;
    background: #151515;
    z-index: 999;
}
.lec_tab ul {
    position: relative;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    overflow: hidden;
    z-index: 2;
}
.lec_tab li {
    float: left;
    display: table;
    padding: 0;
    margin: 0;
    border-left: 1px solid #303030;
}
.lec_tab li:first-child {
    border-left: 0;
}
.lec_tab li a {
    display: table-cell;
    text-align: center;
    width: 100%;
    height: 85px;
    background: #151515;
    color: #7e7e7e;
    font-weight: bold;
    font-size: 17px;
    vertical-align: middle;
    line-height: 21px;
}
.lec_tab li a:hover,
.lec_tab li a.on {
    color: #0237E5;
    background: #fff;
}
.lec_tab .col2 li  { width: 50%; }
.lec_tab .col3 li  { width: 33.3%; }
.lec_tab .col4 li  { width: 25%; }
.lec_tab .col5 li  { width: 20%; }
.lec_tab .col6 li  { width: 16.66%; }
.lec_tab .col7 li  { width: 14.28%; }
.lec_tab .col8 li  { width: 12.5%; }

.lh160{
    line-height: 160%;
}
/* .wide_top_wrap */
.wide_top_wrap {
    height: 610px; 
    background: #000330 url('https://img.megastudy.net/campus/library/v2015/library/yangjim/nsu/2026/winter/top_bg02.jpg') no-repeat center 0;
}
.wide_top_wrap .top_wrap {
    position: relative;
    width: 1200px;
    height: 100%;
    margin: 0 auto;
}
.wide_top_wrap .top_wrap:after {
    content: '';
    display: block;
    clear: both;
}
.wide_top_wrap .top_wrap .left_menu_wrap {
    position: relative;
    float: left;
    width: 270px;
    height: 100%;
    background: rgba(18, 11, 26, 0.30);
    text-align: left;
    z-index: 10;
}
.wide_top_wrap .left_menu_wrap h2 {
    display: none;
}
.wide_top_wrap .left_menu_wrap h3 {
    position: absolute;
    bottom: 60px;
    left: 20px;
    font-size: 27px;
    line-height: 30px;
    color: #fff;
    font-weight: bold;
    text-align: left;
}
.wide_top_wrap .top_wrap .left_menu_wrap .sideArea {
    margin: 0 21px;
}
.wide_top_wrap .top_wrap .left_menu_wrap .sideMenuList > ul > li {
    background: none !important;
    border-bottom: 1px dashed #878b8d;
}
.wide_top_wrap .top_wrap .right_wrap {
    float: left;
    position: relative;
    width: 930px;
    height: 100%;
}
.wide_top_wrap .right_wrap .btn_wrap {
    position: absolute;
    padding-left: 50px;
    bottom: 50px;
    width: 100%;
    font-size: 0;
    text-align: left;
    z-index: 10;
}
.wide_top_wrap .right_wrap .btn_wrap .box {
    display: inline-block;
    width: 200px;
    height: 75px;
    line-height: 33px;
    margin-right: 10px;
    padding: 20px 0;
    font-size: 20px;
    font-weight: 600;
    color: #fff;
    text-align: center;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid #fff;
    border-radius: 5px;
}
.wide_top_wrap .right_wrap .btn_wrap .box.typeB {
    color: #fff;
    background: #e63e66;
    border-color: #e63e66;
}
.wide_top_wrap .right_wrap .btn_wrap .box.typeC {
    color: #000;
    background: #fff;
}
.wide_top_wrap .right_wrap .btn_wrap .box > span:after {
    content: '';
    display: inline-block;
    width: 7px;
    height: 12px;
    margin: -5px 0 0 10px;
    vertical-align: middle;
    background: url('https://img.megastudy.net/campus/library/v2015/library/campus_common/2023_nsufirst/box_arrow_bg.png') no-repeat;
}
.wide_top_wrap .right_wrap .btn_wrap .box.typeB > span:after {
    background-position: 0% 50%;
}
.wide_top_wrap .right_wrap .btn_wrap .box.typeC > span:after {
    background-position: 100% 50%;
}
.wide_top_wrap .right_wrap .btn_wrap.col4 .box {
    min-width: 159px;
}
.wide_top_wrap .right_wrap .btn_wrap.col5 .box {
    min-width: 125px;
}

/* .act_wrap text motion */
.act_wrap {
    perspective: 800px;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 5;
}
.act_wrap .act {
    position: absolute;
    opacity: 0;
}
.act_wrap .act.m01 { top: 120px; left: 50px; }
.act_wrap .act.m02 { top: 188px; left: 50px; } 

/* .wide */
.wide.bg {
    padding-top: 100px;
    background: #F1F1F1;
}
.wide.bg + .wide {
    margin-top: 100px;
}
.wide .lec_info {
    margin: 0 auto;
    width: 1200px;
    padding: 0 0 100px;
    float: none;
}
.wide .lec_info .gray_box {
    text-align: left;
    font-size: 13px;
    line-height: 22px;
    background: #e3e3e3;
    padding: 15px;
    color: #777;
}
.wide .lec_info .gray_box ul li {
    text-indent: -8px;
    margin-left: 10px;
}
.wide .lec_info_tstyle4 {
    border-top: 3px solid #333;
    border-bottom: none;
    border-collapse: collapse;
}
.wide .lec_info_tstyle4 td {
    font-size: 15px;
    border-right: 1px solid #c7c7c7;
    border-bottom: 1px solid #c7c7c7;
    background-color: #fff;
}
.wide .lec_info_tstyle4.no_pd td {
    padding-left: 0;
    padding-right: 0;
}
.wide .lec_info_tstyle4 th {
    font-size: 16px;
    color: #000;
    background: #e3e3e3;
    border-right: 1px solid #c7c7c7 !important;
    border-bottom: 1px solid #c7c7c7;
}
.wide .lec_info_tstyle4 thead th {
    background: #e3edfa;
}
.wide .lec_info_tstyle4 tr th:last-child,
.wide .lec_info_tstyle4 tr td:last-child {
    border-right: none !important;
}
.wide .lec_info_tstyle4 tr th.brL,
.wide .lec_info_tstyle4 tr td.brL {
    border-left: 1px solid #c7c7c7 !important;
}
.wide .lec_info_tstyle4 tr th.brR,
.wide .lec_info_tstyle4 tr td.brR {
    border-right: 1px solid #c7c7c7 !important;
}
.wide .lec_info_tstyle4 .bgG {
    background: #eef8f5;
}
.wide .lec_info_tstyle4 .bgG2 {
    background: #f2f2f2;
}
.wide .lec_sub_title {
    margin-bottom: 10px;
}
.point_color {
    color: #0237E5 !important;
}

.btn_wrap > .box {
    vertical-align: middle;
}
.reN_btn_area {
    display: block;
    text-align: center;
    margin-top: 20px;
}
.reN_btn_area .btn {
    display: inline-block;
    background: #233e76;
    border: 1px solid #233e76;
    padding: 15px 20px;
    min-height: 30px;
    font-size: 22px;
    font-weight: 400;
    color: #fff;
    min-width: 380px;
    border-radius: 50px;
    letter-spacing: -1px;
    box-sizing: border-box;
}
.reN_sub_txt {
    font-size: 14px;
    line-height: 2.1;
    color: #666;
}

.r_quickMn {
    display: none;
    position: fixed;
    left: 50%;
    margin-left: 650px;
    top: 50%;
    z-index: 10;
    border: 1px solid rgb(3, 118, 240);
    min-width: 150px;
    border-radius: 5px;
    margin-top: -70px;
    background: #fff;
}
.r_quickMn .q_menu {
    padding: 0px 15px;
}
.r_quickMn .q_menu li {
    line-height: 1.4;
    font-size: 16px;
    font-weight: 500;
    display: block;
    padding: 17px 0px;
    text-align: left;
}
.r_quickMn .q_menu li span {
    display: inline-block;
    line-height: 1;
    font-family: "URW DIN";
    font-weight: 500;
    font-size: 14px;
    color: rgb(3, 118, 240);
    margin: 7px 0px 0px 30px;
}
.r_quickMn .q_menu li + li {
    border-top: 1px dotted rgb(178, 178, 178);
}
.r_quickMn .q_menu li strong img {
    margin: 0 5px 0 0;
}

a.dir_link {
    text-decoration: underline !important;
    color: blue;
    font-weight: bold;
}

/* ÆäÀÌÁöº° */
.top_tit > img {margin-bottom: 30px;}
.wide.bg + .wide {
    margin-top: 0px;
}
/* winter_01.asp */
.winter_01 .table_wrap {display:flex; gap:20px; justify-content: space-between; align-items: stretch;}
.winter_01 .table_wrap > div {flex:1;}
.winter_01 .table_wrap > div table {width:100%; height:100%;}


/* winter_02.asp */
/*nonstop_slide*/
.slide_area { position: relative; height: 540px;} 
.slide_wrap { position: absolute; top: 0px; left: 0px;width: 4744px;margin-left: -750px; height:540px;overflow: hidden;}
.slide_wrap li { float: left; width: 801px;margin-right:30px;}
.slide_wrap:after { clear: both; display: block; content: '';}


.tab01_bg01 {
    height: 1405px; 
    background: url('https://img.megastudy.net/campus/library/v2015/library/yangjim/nsu/2026/winter/tab01_bg01.jpg') 50% 0 no-repeat;
    background-size: cover;box-sizing: border-box;
}
.tab01_bg01 .top_tit .tit_txt {color:#000;font-size: 24px; line-height: 150%;}

.tab01_bg02 {
    height: 266px; padding: 80px 0;  
    background: url('https://img.megastudy.net/campus/library/v2015/library/yangjim/nsu/2026/winter/tab01_bg02.jpg') 50% 0 no-repeat;
    background-size: cover;box-sizing: border-box;
} 
.tab01_bg02 .bg_txt {color:#fff; font-size: 32px; font-weight: 300;line-height: 130%;} 
.tab01_bg02 .bg_tit {margin-top:10px; color:#fff; font-size: 45px; font-weight: 800;line-height: 120%;} 


/* winter_03 */
.winter_03 .table_wrap {display: flex;justify-content: space-between;}
.winter_03 .wide .lec_info_tstyle4 th { padding: 12px 0 12px 0px; }
.winter_03 .wide .lec_info_tstyle4 td {padding: 13px 15px 13px 15px;}

.noti_txt {
    color: var(--Text-Tertiary, #888);  
    font-size: var(--Text-Text_caption, 16px);
    font-style: normal;
    font-weight: 400;
    line-height: 150%;  
}

/*------- tab04 -------*/ 
.winter_03 .tableBox {display: flex; justify-content: space-between; margin-top: 20px;width: 1000px;height: auto;}
.winter_03 .tableBox .table1 {width: 470px;}
.winter_03 .tableBox .table2 {width: 470px;height: auto;} 
.winter_03 .tableBox .lec_info_tstyle4 th {
    padding: 0px; 
	font-size: 14px;
}
.winter_03 .tableBox .lec_info_tstyle4 td {
    padding: 0px; 
	font-size: 14px;
}
/* layer popup */
.winter_03 .link_wrap {position:relative;font-size:0;}
.winter_03 .link_wrap .a_link {position:absolute;width:210px;height:50px;}
.winter_03 .link_wrap .a_link.btn01 {left: 220px;bottom: -55px;} 
 
body.hid {overflow-y:hidden;}
.modal_dim {display:none; position:fixed; top:0; left:0; width:100%; height:100%; background: rgba(0,0,0, 0.8); z-index:1006;}
.layer {position:fixed; left:160px; top:70px; width:1000px; height:700px;  z-index:9999; overflow:hidden;display:none; background:#f1f1f1;padding:40px;}
.layer.open {display:block;}
.layer .lecture {width:100% !important; height: 100%; overflow-y:hidden;overflow-x:hidden;}
.layer .wide .lec_info {width:100% !important;padding-top:20px;}
.layer table {width:470px !important;margin:0 auto;}
.layer .close_btn {position:absolute; right:0; top:0; cursor:pointer;}

.img_wrap {
    position: relative;
}
button[data-open="layerOpen"] {
    position: absolute;
    right: 81px;
    bottom: 205px;
    width: 36px;
    height: 36px;
    background: url(https://img.megastudy.net/campus/library/v2015/library/seocho/nsu/nsu/2021_half/btn_layer_open.png) no-repeat 0 0;
} 



/* winter_04 */
.winter_04 .winter_btn_wrap {display: flex; justify-content: space-between;}