body {
    background-color: #005337; 
    height: 100vh;
    font-family : "Inter";
    margin: 0;
}

.ceo_total{
    display: flex;
    align-items: center;
    position: absolute;
    top: 58%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.m_ceo_total{
    display: none;
}

.ceo_pr{
    float:left;
    width: 670px;
}

.ceo_write, .ceo_sign{
    color: #FFFFFF;
    font-family:"Inter";
}

.ceo_sign{
    display: flex;
    align-items: center;
    border-top: 1px solid #2A7F62;
    height: 120px;
}

.ceo_pic{
    width: 550px; 
    align-items: center;
    justify-content: center;
    float: right;
}

.ceo_pic img{
    margin-left: 70px;
    width: 520px; 
    height: 800px;
}

.content{
    overflow: hidden;
}

.letter{
    display: inline-block;
    animation: reveal 4.8s cubic-bezier(0.77, 0, 0.175, 1) forwards;
}

@keyframes reveal {
    0% {
      transform: translateY(100%);
    }
    100% {
      transform: translateY(0);
    }
}

.letter2{
    display: inline-block;
    animation: reveal 4.8s cubic-bezier(0.77, 0, 0.175, 1) forwards;
}





.header {
    width: 100%;
    margin-top: 40px;
    position: relative; 
}

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

.logo1{
    position: absolute;
    text-align: center;
    width: 100%;
    z-index: 2000;
    padding-top: 44px;
}

.logo2{
    position: absolute;
    text-align: center;
    width: 100%;
    padding-top: 30px;
}

@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: 14%;
    top: 5%;
    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{
    position: absolute;
    left:75%;
    top:6%;
    z-index: 9000;
}

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

.m_btn_sns{
    display: none;
}

.sub_menu_mobile{
    display: none;
}

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

@media(max-width:479px){
    body{
        height: 88% !important;
    }

    .logoset{
        margin-top:0 !important;
    }

    .logo1{
        padding-top: 24px !important;
    }
    
    .logo1 img{
        width: 44px;
    }

    .logo2{
        padding-top: 15px !important;
    }

    .logo2 img{
        width: 65px;
    }

    .btn_menu{
        background-image: url(img/m_menu.png);
        width: 50px;
        margin-top: 0 !important;
        left: 15%;
        top: 10px !important;
    }

    .btn_sns{
        display: none;
    }

    .m_btn_sns{
        display: block;
        text-align: left;
        position: absolute;
        left:50%;
        margin-left: 22%;
        top:30px;
        z-index: 9000;
    }

    .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;
    }


    .scroll img{
        width: 40px;
    }

    .inbox{
        display: none;
    }

    .m_ceo_total{
        display: block;
        position: relative;
        top: 11%;
        height: 100%;
    }
    
    .ceo_pic{
        align-items: center;
        justify-content: center;
        display: flex;
        width: auto;
        float: none;
    }

    .ceo_pic img {
        margin-left: unset;
        width: unset;
        height: unset;
    }

    .ceo_write{
        padding: 0 20px;
    }

    .content{
        overflow: auto !important;
    }

    .letter{
        float: none !important;
        width: auto !important;
        display: flex;
        flex-wrap: wrap;
    }

    .ceo_sign{
        display: flex;
        flex-wrap: wrap;
        height: auto;
        width: 100%;
        justify-content: center;
        align-items: center;
        margin-bottom: 50px;
    }

    .ceo_sign img{
        margin-left: 0 !important;
    }
}

@media all and (min-width:480px) and (max-width:767px){
    body{
        height: 88% !important;
    }

    .logoset{
        margin-top:0 !important;
    }

    .logo1{
        padding-top: 10px !important;
    }
    
    .logo1 img{
        width: 44px;
    }

    .logo2 img{
        width: 65px;
    }

    .btn_menu{
        background-image: url(img/m_menu.png);
        width: 50px;
        top: 10px;
        left: 15%;
    }

    .btn_sns{
        display: none;
    }

    .m_btn_sns{
        display: block;
        text-align: left;
        position: absolute;
        left:50%;
        margin-left: 22%;
        top:30px;
        z-index: 9000;
    }

    .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;
    }


    .scroll img{
        width: 40px;
    }

    .inbox{
        display: none;
    }

    .m_ceo_total{
        display: block;
        position: relative;
        top: 15%;
        height: 100%;
    }
    
    .ceo_pic{
        align-items: center;
        justify-content: center;
        display: flex;
        width: auto;
        float: none;
    }

    .ceo_write{
        padding: 0 20px;
    }

    .content{
        overflow: auto !important;
    }

    .letter{
        float: none !important;
        width: auto !important;
        display: flex;
        flex-wrap: wrap;
    }

    .ceo_sign{
        display: flex;
        flex-wrap: wrap;
        height: auto;
        width: 100%;
        justify-content: center;
        align-items: center;
        margin-bottom: 50px;
    }

    .ceo_sign img{
        margin-left: 0 !important;
    }
}

@media all and (min-width:768px) and (max-width:1023px){
    header{
        background-color: #005337;
        height: 65px;
        padding: 20px 0;
    }

    .logo1{
        left: unset;
        top: unset;
        padding-top: 10px !important;
    }
    
    .logo1 img{
        width: 44px;
    }

    .logo2{
        padding-top: 0 !important;
        z-index: 8888;
    }

    .logo2 img{
        width: 65px;
    }

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

    .btn_menu{
        left:20% !important;
        top: unset;
        left: unset;
        margin-top: unset;    
    }

    .nav {
        width: 80%;
        margin: 0 auto !important;
    }

    .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 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_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;
    }

    .btn_menu {
        background-image: url(img/m_menu.png);
        width: 50px;
    }

    .btn_sns{
        display: none;
    }

    .m_btn_sns {
        display: block;
        text-align: left;
        position: absolute;
        left: 50%;
        margin-left: 22%;
        z-index: 9000;
        margin-top: 20px;
    }

    .inbox{
        display: none;
    }

    .m_ceo_total{
        display: block;
        text-align: center;
    }

    .content{
        overflow: unset;
    }

    .ceo_pic{
        width: unset;
        float: unset;
    }

    .ceo_pic img{
        margin: 0 !important;
        margin-left: unset;
        width: unset;
        height: unset;
    }

    .ceo_pr{
        width: 100% !important;
    }

    .ceo_sign{
        justify-content: center;
    }
}

@media all and (min-width:1024px) and (max-width:1279px){

    header{
        background-color: #005337;
        height: 65px;
        padding: 20px 0;
    }

    .logo1{
        left: unset;
        top: unset;
        padding-top: 10px !important;
    }
    
    .logo1 img{
        width: 44px;
    }

    .logo2{
        padding-top: 0 !important;
        z-index: 8888;
    }

    .logo2 img{
        width: 65px;
    }

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

    .btn_menu{
        left:20% !important;
        top: unset;
        left: unset;
        margin-top: unset;    
    }

    .nav {
        width: 80%;
        margin: 0 auto !important;
    }

    .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 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_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;
    }

    .btn_menu {
        background-image: url(img/m_menu.png);
        width: 50px;
    }

    .btn_sns{
        display: none;
    }

    .m_btn_sns {
        display: block;
        text-align: left;
        position: absolute;
        left: 50%;
        margin-left: 22%;
        z-index: 9000;
        margin-top: 20px;
    }

    .inbox{
        display: none;
    }

    .m_ceo_total{
        display: block;
        text-align: center;
    }

    .content{
        overflow: unset;
    }

    .ceo_pic{
        width: unset;
        float: unset;
    }

    .ceo_pic img{
        margin: 0 !important;
        margin-left: unset;
        width: unset;
        height: unset;
    }

    .ceo_pr{
        width: 100% !important;
    }

    .ceo_sign{
        justify-content: center;
    }
}