body {
    background-color: #5A5A5A; 
    height: 100%;
    margin: 0;
}

.pic_certificate{
    width: 430px;
    height: 700px;
}

.tit_certificate{
    width: 480px;
    height: 700px;
}

.total_certificate{
    display: flex;
    align-items: center;
    position: absolute;
    top: 55%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 85%;
    justify-content: space-evenly;
}

.certificate_title{
    color: #fff;
    font-family: 'Inter';
    font-size: 16px;
    font-weight: 300;
    margin-bottom:12px
}

.certificate_name{
    color: #fff;
    font-family: 'Inter';
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 12px;
}

.certificate_date{
    color: #fff;
    font-family: 'Inter';
    font-size: 16px;
    font-weight: 300;
}

.swiper-slide{
    background: none !important;
    display: block !important;
    text-align: left !important;
}



header {
    position: fixed;
    width: 100%; 
    height: 100px;
    z-index: 10000;
    background-color: #5A5A5A;
}

header .logo {
    padding: 15px; 
    font-size:25px; 
    background-color: #5A5A5A; 
    text-align: center;
}

.logo1{
    position: absolute;
    z-index: 2000;
    top:33px;
    text-align: center;
    width: 100%;
    box-sizing: border-box;
}

.logo2{
    position: absolute;
    z-index: 1000;
    text-align: center;
    width: 100%;
    background-color: #5A5A5A;
    padding-top: 22px;
}

@keyframes rotate_image{
    100%{
        transform:rotate(360deg);
    }
}

.btn_all{
    position: absolute;
    left: 17.5%;
    top:30px;
    width: 78px;
    display: inline-block;
    z-index: 9000;
    margin-top:50px;
}

html.open {
    overflow: hidden;
}

#menu.open {
    left: 0px;
}

.page_cover.open {
    display: block;
}

.btn_menu {
    width: 90px;
    height: 70px;
    position: absolute;
    left: 15%;
    top: 15px;
    margin-top: 45px;
    z-index: 9999;
    background-image: url(img/ic_menu.png);
    background-size: 50%;
    background-repeat: no-repeat;
    background-position: center;
    cursor: pointer;
}

.close {
    width: 37px;
    height: 37px;
    position: absolute;
    right: 5%;
    top: 65px;
    background-size: 100%;
    background-repeat: no-repeat;
    cursor: pointer;
    background-image: url(img/ic_menu_close.png);
    display: flex;
}

#menu {   
    height: 100%;
    position: fixed;
    top: 0px;
    left: -400%;
    z-index: 15000;
    background-color: #005337;
    text-align: center;
    font-weight: bold;
    transition: All 1s ease;
    -webkit-transition: All 1s ease;
    -moz-transition: All 1s ease;
    -o-transition: All 1s ease;
    padding : 110px 130px 0 130px;
    font-family: 'Inter';
}

#menu a{
    padding:0;
    text-decoration: none;
    font-size: 50px;
    color: white;
    display: block;
    transition: 0.3s;
}

#menu.open {
    left: 0px;
}

.page_cover.open {
    display: block;
}

.page_cover {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0px;
    right: 0px;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 4;
    display: none;
}

#menu ul { 
    margin:0; 
    padding:0;
}
    
#menu ul.nav li {
    position:relative; 
    float:left; 
    width:100%; 
    list-style-type:none; 
    font-size:18px;
    padding: 25px 0;
    border-top: 1px #137755 solid;
}

#menu ul.nav li:first-child {
    border-top: none;
}
    
#menu ul.nav li a {
    display:block; 
    width:100%; 
    height:100%; 
    line-height:50px; 
    text-indent:20px;
    text-align: left;
    color:white; 
    font-weight:bold; 
    text-decoration:none;
}

.btn_total {
    display: flex;
}

.btn_det a{
    font-size: 30px !important;
    color: #E1E1E1 !important;
    font-weight: 500 !important;
}

.btn_det a:hover {
    color: #E7CA3E !important;
}

.btn_tail{
    width: 100%;
    font-size: 20px;
    font-family: 'Inter';
    color: white;
    display: flex;
}

.btn_sns{
    text-align: left;
    position: absolute;
    left:50%;
    margin-left: 25%;
    top:60%;
    z-index: 2;
    z-index: 9000;
}

.btn_sns a{
    margin-left:10px;
    display: inline-block;
}

.m_btn_sns{
    display: none;
}

.m_total_certificate{
    display: none;
}

.sub_menu_mobile{
    display: none;
}

@media(hover:hover){
    
    #menu ul.nav li a:hover {
        color: #E7CA3E;
    }
}

.swiper-button-prev{
    --swiper-theme-color: white;
}

.swiper-button-next{
    --swiper-theme-color: white;
}

.m_navigation-wrapper{
    display: none;
}

@media(max-width:479px){
    .logo1{
        top: 30px !important;
    }

    .logo1 img{
        width: 44px;
    }

    .logo2 img{
        width: 65px;
    }
    
    .btn_menu{
        background-image: url(img/m_menu.png);
        width: 50px;
        left: 15%;
        top:-25px !important;
    }

    .btn_sns{
        display: none;
    }

    .m_btn_sns{
        display: block;
        text-align: left;
        position: absolute;
        left:50%;
        margin-left: 22%;
        top:40px;
        z-index: 9000;
    }

    .m_btn_sns a{
        text-decoration: none;
    }

    .sub_menu{
        display: none;
    }

    .sub_menu_mobile{
        display: block;
    }

    .sub_menu_mobile #menu{
        width: 100%;
        padding: 0 !important;
        margin: auto;
        background-color: #fff;
        overflow: auto;
    }

    .sub_menu_mobile #menu ul li a{
        font-family: 'Pretendard';
        font-size: 20px;
        font-weight: 500;
        line-height: 30px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
        color: #212121;
    }

    .sub_menu_head{
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px 40px;
        border-bottom: 1px #EEE solid;
    }

    .sub_head_logo img{
        width: 44px;
        height: 44px;
        padding: 5px;
    }

    .sub_menu_mobile #menu ul.nav li a:hover{
        color: none;
    }

    .sub_menu_mobile #menu .close{
        background-image: url(img/Union.png);
        position: static;
        width: 24px;
        height: 24px;
    }

    .sub_menu_mobile #menu ul.nav li{
        padding: 0 !important;
        border: none;
    }

    .sub_menu_mobile #menu ul.nav li a{
        padding: 15px 0 !important;
    }

    .sub_menu_mobile #menu ul.sub_mobile li a{
        font-family: 'Pretendard0';
        font-size: 16px;
        font-weight: 300;
        line-height: 24px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
    }

    .drop_menu{
        background-color: #005337;
    }

    .drop_menu a{
        color: #ffffff !important;
    }

    .mobile_sub_tail{
        width: 100%;
        position: fixed;
        bottom: 0;
        padding: 20px 25px;
        background: #fff;
    }


    .mobile_btn_tail{
        font-family: 'Pretendard';
        font-size: 14px;
        font-weight: 700;
        line-height: 20px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
    }
    .mobile_btn_tail_txt{
        font-family: 'Pretendard';
        font-size: 12px;
        font-weight: 400;
        line-height: 18px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
        color: #616161;
    }
    
    .nav{
        width: 80%;
        height: 100%;
        margin: 0 auto !important;
    }

    .nav_li a, .btn_sub a{
        font-family: 'Pretendard';
        font-size: 20px !important;
        font-weight: 500 !important;
        line-height: 30px !important;
        letter-spacing: -0.5px;
        text-decoration-skip-ink: none;
    }

    .btn_det a{
        font-family: 'Pretendard';
        font-size: 16px !important;
        font-weight: 300 !important;
        line-height: 24px !important;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
    }

    .m_total_certificate {
        display: block;
        position: absolute;
        top: 55%;
        left: 50%;
        transform: translate(-50%, -50%);
    }

    .pic_certificate {
        width: 320px;
        height: 450px;
    }

    .tit_certificate {
        width: 320px;
        height: 74px;
        padding: 0;
        margin-bottom: 15px;
    }

    .total_certificate{
        display: none;
    }

    .certificate_title{
        font-family: 'Inter';
        font-size: 14px;
        font-weight: 400;
        line-height: 20px;
        letter-spacing: -0.5px;
        text-align: center;
        margin-bottom: 0 !important;
    }

    .certificate_name{
        font-family: 'Inter';
        font-size: 20px;
        font-weight: 700;
        line-height: 36px;
        letter-spacing: -0.5px;
        text-align: center;
        margin-bottom: 0 !important;
    }

    .certificate_date{
        font-family: 'Inter';
        font-size: 12px;
        font-weight: 400;
        line-height: 18px;
        letter-spacing: -0.5px;
        text-align: center;
    }

    .swiper{
        width: 80% !important;
    }

    .m_navigation-wrapper{
        display: block;
    }

    .swiper-button-prev{
        --swiper-theme-color: white;
    }

    .swiper-button-next{
        --swiper-theme-color: white;
    }

    .swiper-button-prev:after {
        --swiper-navigation-size: 30px;
    }

    .swiper-button-next:after {
        --swiper-navigation-size: 30px;
    }
}

@media all and (min-width:480px) and (max-width:767px){
    header{
        position: fixed;
    }
    
    .logo1 img{
        width: 44px;
    }

    .logo2 img{
        width: 65px;
    }
    
    .btn_menu{
        background-image: url(img/m_menu.png);
        width: 50px;
        left: 20%;
        top:0;
    }

    .btn_sns{
        display: none;
    }

    .m_btn_sns{
        display: block;
        text-align: left;
        position: absolute;
        left:50%;
        margin-left: 22%;
        top:40px;
        z-index: 9000;
    }

    .m_btn_sns a{
        text-decoration: none;
    }

    .sub_menu{
        display: none;
    }

    .sub_menu_mobile{
        display: block;
    }

    .sub_menu_mobile #menu{
        width: 100%;
        padding: 0 !important;
        margin: auto;
        background-color: #fff;
    }

    .sub_menu_mobile #menu ul li a{
        font-family: 'Pretendard';
        font-size: 20px;
        font-weight: 500;
        line-height: 30px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
        color: #212121;
    }

    .sub_menu_head{
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px 40px;
        border-bottom: 1px #EEE solid;
    }

    .sub_head_logo img{
        width: 44px;
        height: 44px;
        padding: 5px;
    }

    .sub_menu_mobile #menu ul.nav li a:hover{
        color: none;
    }

    .sub_menu_mobile #menu .close{
        background-image: url(img/Union.png);
        position: static;
        width: 24px;
        height: 24px;
    }

    .sub_menu_mobile #menu ul.nav li{
        padding: 0 !important;
        border: none;
    }

    .sub_menu_mobile #menu ul.nav li a{
        padding: 15px 0 !important;
    }

    .sub_menu_mobile #menu ul.sub_mobile li a{
        font-family: 'Pretendard0';
        font-size: 16px;
        font-weight: 300;
        line-height: 24px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
    }

    .drop_menu{
        background-color: #005337;
    }

    .drop_menu a{
        color: #ffffff !important;
    }

    .mobile_sub_tail{
        position: absolute;
        bottom: 0;
        padding: 20px 25px;
    }


    .mobile_btn_tail{
        font-family: 'Pretendard';
        font-size: 14px;
        font-weight: 700;
        line-height: 20px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
    }
    .mobile_btn_tail_txt{
        font-family: 'Pretendard';
        font-size: 12px;
        font-weight: 400;
        line-height: 18px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
        color: #616161;
    }
    
    .nav{
        width: 80%;
        margin: 0 auto !important;
    }

    .nav_li a, .btn_sub a{
        font-family: 'Pretendard';
        font-size: 20px !important;
        font-weight: 500 !important;
        line-height: 30px !important;
        letter-spacing: -0.5px;
        text-decoration-skip-ink: none;
    }

    .btn_det a{
        font-family: 'Pretendard';
        font-size: 16px !important;
        font-weight: 300 !important;
        line-height: 24px !important;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
    }

    .m_total_certificate {
        display: block;
        position: absolute;
        top: 55%;
        left: 50%;
        transform: translate(-50%, -50%);
    }

    .tit_certificate {
        height: 100px;
        padding: 0;
        margin-bottom: 15px;
    }

    .total_certificate{
        display: none;
    }

    .certificate_title{
        font-family: 'Inter';
        font-size: 14px;
        font-weight: 400;
        line-height: 20px;
        letter-spacing: -0.5px;
        text-align: center;
        margin-bottom: 0 !important;
    }

    .certificate_name{
        font-family: 'Inter';
        font-size: 24px;
        font-weight: 700;
        line-height: 36px;
        letter-spacing: -0.5px;
        text-align: center;
        margin-bottom: 0 !important;
    }

    .certificate_date{
        font-family: 'Inter';
        font-size: 12px;
        font-weight: 400;
        line-height: 18px;
        letter-spacing: -0.5px;
        text-align: center;
    }

    .swiper{
        width: 90% !important;
        height: 90% !important;
    }

    .swiper-button-prev{
        --swiper-theme-color: #005337;
    }

    .swiper-button-next{
        --swiper-theme-color: #005337;
    }

    .swiper-button-prev:after {
        --swiper-navigation-size: 30px;
    }

    .swiper-button-next:after {
        --swiper-navigation-size: 30px;
    }
}

@media all and (min-width:768px) and (max-width:1023px){
    header{
        position: fixed;
    }
    
    .logo1 img{
        width: 44px;
    }

    .logo2 img{
        width: 65px;
    }
    
    .btn_menu{
        background-image: url(img/m_menu.png);
        width: 50px;
        left: 20%;
        top:20% !important;
        margin-top: 0 !important;
    }

    .btn_sns{
        display: none;
    }

    .m_btn_sns{
        display: block;
        text-align: left;
        position: absolute;
        left:50%;
        margin-left: 22%;
        top:40px;
        z-index: 9000;
    }

    .m_btn_sns a{
        text-decoration: none;
    }

    .sub_menu{
        display: none;
    }

    .sub_menu_mobile{
        display: block;
    }

    .sub_menu_mobile #menu{
        width: 100%;
        padding: 0 !important;
        margin: auto;
        background-color: #fff;
    }

    .sub_menu_mobile #menu ul li a{
        font-family: 'Pretendard';
        font-size: 20px;
        font-weight: 500;
        line-height: 30px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
        color: #212121;
    }

    .sub_menu_head{
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px 40px;
        border-bottom: 1px #EEE solid;
    }

    .sub_head_logo img{
        width: 44px;
        height: 44px;
        padding: 5px;
    }

    .sub_menu_mobile #menu ul.nav li a:hover{
        color: none;
    }

    .sub_menu_mobile #menu .close{
        background-image: url(img/Union.png);
        position: static;
        width: 24px;
        height: 24px;
    }

    .sub_menu_mobile #menu ul.nav li{
        padding: 0 !important;
        border: none;
    }

    .sub_menu_mobile #menu ul.nav li a{
        padding: 15px 0 !important;
    }

    .sub_menu_mobile #menu ul.sub_mobile li a{
        font-family: 'Pretendard0';
        font-size: 16px;
        font-weight: 300;
        line-height: 24px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
    }

    .drop_menu{
        background-color: #005337;
    }

    .drop_menu a{
        color: #ffffff !important;
    }

    .mobile_sub_tail{
        position: absolute;
        bottom: 0;
        padding: 20px 25px;
    }


    .mobile_btn_tail{
        font-family: 'Pretendard';
        font-size: 14px;
        font-weight: 700;
        line-height: 20px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
    }
    .mobile_btn_tail_txt{
        font-family: 'Pretendard';
        font-size: 12px;
        font-weight: 400;
        line-height: 18px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
        color: #616161;
    }
    
    .nav{
        width: 80%;
        margin: 0 auto !important;
    }

    .nav_li a, .btn_sub a{
        font-family: 'Pretendard';
        font-size: 20px !important;
        font-weight: 500 !important;
        line-height: 30px !important;
        letter-spacing: -0.5px;
        text-decoration-skip-ink: none;
    }

    .btn_det a{
        font-family: 'Pretendard';
        font-size: 16px !important;
        font-weight: 300 !important;
        line-height: 24px !important;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
    }

    .m_total_certificate {
        display: block;
        position: absolute;
        top: 55%;
        left: 50%;
        transform: translate(-50%, -50%);
    }

    .tit_certificate {
        height: 100px;
        padding: 0;
        margin-bottom: 15px;
    }

    .total_certificate{
        display: none;
    }

    .certificate_title{
        font-family: 'Inter';
        font-size: 14px;
        font-weight: 400;
        line-height: 20px;
        letter-spacing: -0.5px;
        text-align: center;
        margin-bottom: 0 !important;
    }

    .certificate_name{
        font-family: 'Inter';
        font-size: 24px;
        font-weight: 700;
        line-height: 36px;
        letter-spacing: -0.5px;
        text-align: center;
        margin-bottom: 0 !important;
    }

    .certificate_date{
        font-family: 'Inter';
        font-size: 12px;
        font-weight: 400;
        line-height: 18px;
        letter-spacing: -0.5px;
        text-align: center;
    }

    .swiper{
        width: 90% !important;
        height: 90% !important;
    }

    .swiper-button-prev{
        --swiper-theme-color: #005337;
    }

    .swiper-button-next{
        --swiper-theme-color: #005337;
    }

    .swiper-button-prev:after {
        --swiper-navigation-size: 30px;
    }

    .swiper-button-next:after {
        --swiper-navigation-size: 30px;
    }
}

@media all and (min-width:1024px) and (max-width:1279px){
    html{
        overflow: hidden;
    }

    header{
        position: fixed;
    }
    
    .logo1 img{
        width: 44px;
    }

    .logo2 img{
        width: 65px;
    }
    
    .btn_menu{
        background-image: url(img/m_menu.png);
        width: 50px;
        left: 20%;
        top:-25px;
    }

    .btn_sns{
        display: none;
    }

    .m_btn_sns{
        display: block;
        text-align: left;
        position: absolute;
        left:50%;
        margin-left: 22%;
        top:40px;
        z-index: 9000;
    }

    .m_btn_sns a{
        text-decoration: none;
    }

    .sub_menu{
        display: none;
    }

    .sub_menu_mobile{
        display: block;
    }

    .sub_menu_mobile #menu{
        width: 100%;
        padding: 0 !important;
        margin: auto;
        background-color: #fff;
    }

    .sub_menu_mobile #menu ul li a{
        font-family: 'Pretendard';
        font-size: 20px;
        font-weight: 500;
        line-height: 30px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
        color: #212121;
    }

    .sub_menu_head{
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px 40px;
        border-bottom: 1px #EEE solid;
    }

    .sub_head_logo img{
        width: 44px;
        height: 44px;
        padding: 5px;
    }

    .sub_menu_mobile #menu ul.nav li a:hover{
        color: none;
    }

    .sub_menu_mobile #menu .close{
        background-image: url(img/Union.png);
        position: static;
        width: 24px;
        height: 24px;
    }

    .sub_menu_mobile #menu ul.nav li{
        padding: 0 !important;
        border: none;
        list-style: none;
    }

    .sub_menu_mobile #menu ul.nav li a{
        padding: 15px 0 !important;
    }

    .sub_menu_mobile #menu ul.sub_mobile li a{
        font-family: 'Pretendard0';
        font-size: 16px;
        font-weight: 300;
        line-height: 24px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
    }

    .drop_menu{
        background-color: #005337;
    }

    .drop_menu a{
        color: #ffffff !important;
    }

    .mobile_sub_tail{
        position: absolute;
        bottom: 0;
        padding: 20px 25px;
    }


    .mobile_btn_tail{
        font-family: 'Pretendard';
        font-size: 14px;
        font-weight: 700;
        line-height: 20px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
    }
    .mobile_btn_tail_txt{
        font-family: 'Pretendard';
        font-size: 12px;
        font-weight: 400;
        line-height: 18px;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
        color: #616161;
    }
    
    .nav{
        width: 80%;
        margin: 0 auto !important;
    }

    .nav_li a, .btn_sub a{
        font-family: 'Pretendard';
        font-size: 20px !important;
        font-weight: 500 !important;
        line-height: 30px !important;
        letter-spacing: -0.5px;
        text-decoration-skip-ink: none;
    }

    .btn_det a{
        font-family: 'Pretendard';
        font-size: 16px !important;
        font-weight: 300 !important;
        line-height: 24px !important;
        letter-spacing: -0.5px;
        text-align: left;
        text-decoration-skip-ink: none;
    }

    .m_navigation-wrapper{
        display: block;
    }

    .m_total_certificate {
        display: flex;
        align-items: center;
        position: absolute;
        top: 55%;
        left: 50%;
        transform: translate(-50%, -50%);
    }

    .tit_certificate {
        height: 100px;
        padding: 0;
        margin-bottom: 15px;
    }

    .total_certificate{
        display: none;
    }

    .certificate_title{
        font-family: 'Inter';
        font-size: 14px;
        font-weight: 400;
        line-height: 20px;
        letter-spacing: -0.5px;
        text-align: center;
        margin-bottom: 0 !important;
    }

    .certificate_name{
        font-family: 'Inter';
        font-size: 24px;
        font-weight: 700;
        line-height: 36px;
        letter-spacing: -0.5px;
        text-align: center;
        margin-bottom: 0 !important;
    }

    .certificate_date{
        font-family: 'Inter';
        font-size: 12px;
        font-weight: 400;
        line-height: 18px;
        letter-spacing: -0.5px;
        text-align: center;
    }

    .swiper{
        width: 90% !important;
        height: 90% !important;
    }

    .swiper-button-prev{
        --swiper-theme-color: white;
    }

    .swiper-button-next{
        --swiper-theme-color: white;
    }

    .swiper-button-prev:after {
        --swiper-navigation-size: 30px;
    }

    .swiper-button-next:after {
        --swiper-navigation-size: 30px;
    }
}