html {
    background-color: #ffffff;
    margin: 0;
}

body {
    margin: 0;
    width:1920px;
    height: 1080px;
    position:absolute;
    left:50%;
    transform-origin:0 0;
}

@keyframes fadein {
    from {
        opacity:0;
    }
    to {
        opacity:1;
    }
}

.layout_header {padding:48px 50px 0 70px; height:121px; background-image:url('../images/common/header_back.png'); background-size:cover;} 

.header_cate {list-style: none; padding-left:0; padding-bottom:12px; margin:0;}
.header_cate li {display: inline-block; border-right: 1px solid #fff; padding:0 15px; font-family: 'Noto Sans KR'; font-size: 1em; color:#fff; height:14px; line-height:13px; cursor:pointer;}
.header_cate li:first-child {padding-left: 0;}
.header_cate li:last-child {border-right: 0;}
.header_cate li.active { color:#fff; font-weight:bold }

.header_titleSection {border-top:1px solid #fff; padding:15px 0 0 0; }

.header_titleSection_eng {float:left; font-size:34px; margin-right:10px; font-family: 'Poppins', sans-serif; font-weight:600; color:#fff;}
.header_titleSection_kor {float:left; margin-top:18px; font-family: 'Noto Sans KR'; color:#fff;}

.contents_section {animation: fadein 1s; padding:110px 0 0 185px; background-image:url('../images/contents/bg.png'); background-size: contain;}

.contents_section_row > img.img-background { width:320px; height:590px; }
.contents_section_row > img.img-arrow { position:absolute; bottom:28px; right:28.5px; width:26px; }
.contents_section_row { position: relative; margin-right:20px; cursor:pointer; }
#contents_first_row {}
#contents_second_row { margin-top: 10px; }

.tab_img_btn_container {position:relative}
#tab_img_1 {background-image: url('../images/contents/1_646.jpg'); background-repeat: no-repeat;}
#tab_img_2 {background-image: url('../images/contents/2_647.jpg'); background-repeat: no-repeat;}
#tab_img_3 {background-image: url('../images/contents/3_648.jpg');background-repeat: no-repeat;}
#tab_img_4 {background-image: url('../images/contents/4_649.jpg');background-repeat: no-repeat;}
#tab_img_5 {background-image: url('../images/contents/5_650.jpg');background-repeat: no-repeat;}
#tab_img_6 {background-image: url('../images/contents/6_651.jpg');background-repeat: no-repeat;}
#tab_img_7 {background-image: url('../images/contents/7_652.jpg');background-repeat: no-repeat;}
#tab_img_8 {background-image: url('../images/contents/8_653.jpg');background-repeat: no-repeat;}
#tab_img_9 {background-image: url('../images/contents/9_654.jpg');background-repeat: no-repeat;}

.tab_img_btn_container > span { white-space: nowrap;}

.image_btn_head{display:none; position:absolute; top:150px; left:50%; transform: translateX(-50%);  font-family: Poppins; font-size: 34px;font-weight: 600;font-stretch: normal;font-style: normal;line-height: 1.5;letter-spacing: normal;text-align: center;color: #fff;   
}

.image_btn_disc{display:none; position:absolute; top:198px; left:50%; transform: translateX(-50%); 
    font-family: 'Noto Sans KR', sans-serif; font-size: 18px; font-weight: normal; font-stretch: normal; font-style: normal; line-height: 1.5;letter-spacing: normal;text-align: center; color: #fff;}

.contents_section span {
    font-family: 'Noto Sans KR', sans-serif;
}

.img-arrow { animation: blink-effect 1.3s step-end infinite; }
@keyframes blink-effect {
  50% {
    opacity: 0;
  }
}