#hero_bg {
    background-image: url(./img/hero_bg.png);
    background-size: cover;
    background-repeat: no-repeat;
    min-height: 160px;
    margin-top: 90px;
}
#service {
    background-image: url(./img/section2_bg.png);
    background-size: cover;
    background-repeat: no-repeat;
    min-height: 160px;
    margin-top: 90px;
}
#out {
    background-image: url(./img/out.png);
    background-size: cover;
    background-repeat: no-repeat;
    min-height: 160px;
    margin-top: 90px;
}

/*header*/
.header {
    background: transparent;
    height: 75px;
    z-index: 120;
    position: relative;
    transition: 0.3s;
}
.header.on {
    background: #fff;
    border-bottom: 1px solid #d7d7d7;
    transition: none;
}
.header.bg {
    background: #fff;
    border-bottom: 1px solid #d7d7d7;
    transition: 0.3s;
}
.pos {
    overflow: hidden;
    width: 0;
    height: 0;
    font-size: 0;
    line-height: 0;
    text-indent: -9999px;
}
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
}
.header > .in {
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1;
    width: 1080px;
    margin: 0 auto;
}
.logo-box {
}
.logo-box > a {
    display: block;
    width: 86px;
    height: auto;
    background: url("../img/arttree.png") no-repeat center left/contain;
    text-indent: -9999px;
    transition-delay: 0.4s;
}

.header > .in > div {
    display: flex;
    height: 100%;
    align-items: center;
}
.header-menu {
    height: 100%;
}
.header-menu > ul {
    display: flex;
    height: 100%;
    z-index: 1;
    position: relative;
}

.header-menu > ul > li {
    height: 100%;
    position: relative;
}
.header-menu > ul > li > a {
    height: calc(100% + 2px);
    display: flex;
    padding-left: 74px;
    align-items: center;
    font-size: 1.9rem;
    font-weight: 500;
}
.header-menu > ul > li > a span {
    position: relative;
    padding: 0 3px;
    font-size: 0.6rem;
    font-weight: 700;
}

.header-menu > ul > li > a > span::after {
    transition: 0.1s;
    content: "";
    display: block;
    height: 3px;
    width: 100%;
    position: absolute;
    bottom: -27px;
    left: 0;
    opacity: 0;
    background: #3896ff;
}
.header-menu > ul > li.on > a > span::after {
    opacity: 1;
}
.header-menu > ul > li:hover > a > span::after {
    opacity: 1;
    transition: 0.1s;
}

.header.on .header-menu > ul > li > a > span::after {
    background: #3896ff;
}
/* .header.on .header-menu > ul > li:hover > a { color:#3896ff; } */

.gnb-sub {
    position: absolute;
    top: 75px;
    left: 0;
    height: 194px;
    width: 100%;
    padding-top: 0px;
    opacity: 0;
}
.gnb-sub li {
    text-align: left;
    padding-left: 74px;
    width: 100%;
}
.gnb-sub li a {
    transition: 0.2s;
    padding: 5px 0;
    display: block;
    font-size: 0.6rem;
}
.gnb-sub li a:hover {
    color: #3896ff;
    transition: 0.2s;
}

.gnb-sub li a span {
    position: relative;
}
.gnb-sub li a:hover span {
}
.gnb-sub li a:hover span::after {
    opacity: 1;
}

.gnb-sub-bg {
    top: 76px;
    right: 50%;
    transform: translateX(50%);
    height: 0px;
    background: #fff;
    position: absolute;
    transition: height 0.5s;
    box-shadow: 0 6px 8px rgb(0 0 0 / 5%);
}
.ml0 {
    margin-left: 0 !important;
}
.ml10 {
    margin-left: 10px !important;
}
.header.on .gnb-sub {
    opacity: 1;
    transition: 0.5s 0.15s;
}
.header-menu > ul > li {
    overflow: hidden;
}
.header.on .header-menu > ul > li {
    overflow: visible;
}

.header.on .gnb-sub-bg {
    height: 194px !important;
    transition: height 0.5s;
}

.bg-cover {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: none;
    z-index: 100;
    background: rgba(0, 0, 0, 0.7);
}

.gnb-all {
    margin-left: 15px;
    display: none;
    padding: 3px;
    margin-top: 10%;
}

.header-resize {
    display: flex;
    align-items: center;
}
.header-resize button {
    font-size: 2.1rem;
    background: none;
}
.header-resize button i {
    vertical-align: middle;
}
.header-resize span {
    font-size: 1.8rem;
    margin: 0 13px;
    font-weight: 500;
}

.gnb-all input[type="checkbox"] {
    display: none;
}

.header-lang {
    display: flex;
    margin: 0 40px;
}
.header-lang li {
    margin-right: 18px;
}
.header-lang li:last-of-type {
    margin-right: 0;
}

.header-lang li a {
    font-size: 1.6rem;
    font-weight: 600;
    border-bottom: 2px solid #fff;
    color: #c5c5c5;
}
.header-lang li a.on {
    border-bottom: 2px solid #000;
    color: #000;
}
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
}
.gnb-all-btn {
    position: relative;
    width: 30px;
    height: 20px;
    display: inline-block;
    cursor: pointer;
}
.gnb-all-btn span:nth-child(1) {
    top: 0px;
}
.gnb-all-btn span:nth-child(2) {
    bottom: 0px;
}
.gnb-all-btn span {
    position: absolute;
    display: inline-block;
    width: 24px;
    height: 3px;
    background: #000;
    transform-origin: 21.5px 1.5px;
    transition: transform 0.5s 0s, background 0.2s 0s;
}
.header-util.on .gnb-all-btn span {
    background: #fff;
}

.header-util.on .gnb-all-btn span:nth-child(1) {
    transform: rotate(-40deg);
}
.header-util.on .gnb-all-btn span:nth-child(2) {
    transform: rotate(40deg);
}

.header-sns {
    display: none;
    height: 80px;
    background: #fff;
    padding: 0 44px;
    align-items: center;
}
.header-menu.on .header-sns {
    display: flex;
    justify-content: center;
}
.header-sns > ul {
    display: flex;
}
.header-sns > ul li {
    display: flex;
    margin-right: 25px;
}
.header-sns > ul li:last-of-type {
    margin-right: 0;
}
.header-sns > ul li a {
    /*color:#cfcfcf;*/
    color: #666;
    font-size: 2.5rem;
}

/*modal*/
.modal-wrap {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 99999;
    color: #000;
}
.modal-in {
    width: 970px;
    max-width: calc(100vw - 30px);
    height: 900px;
    max-height: 95vh;
    background: #fff;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
.modal-top {
    background: #3896ff;
    display: flex;
    color: #fff;
    padding: 8px 15px;
    align-items: center;
    height: 100px;
}
.modal-top > h1 {
    margin: 0 auto;
    line-height: 1.3;
    font-size: 3rem;
}
.modal-close {
    background: none;
    font-size: 3.5rem;
    right: 0;
    transform: translateY(-100%);
    color: #fff;
    top: -9px;
    position: absolute;
}
.modal-btm {
    padding: 37px 30px 37px;
    font-size: 1.4rem;
    line-height: 1.7;
    height: calc(100% - 100px);
    overflow: auto;
    -ms-overflow-style: none;
    scrollbar-width: none;
    text-align: left;
    position: relative;
}
.modal-btm::-webkit-scrollbar {
    display: none;
}
.modal-btm > h2 {
    font-size: 1.6rem;
    font-weight: 600;
    margin: 20px 0 5px;
}
.modal-btm > p {
}
.modal-indent-1 {
    margin-left: 10px;
}
.modal-indent-2 {
    margin-left: 20px;
}
.modal-bg {
    background: rgba(0, 0, 0, 0.7);
    width: 100%;
    height: 100%;
}
.modal-grad-top {
    position: fixed;
    z-index: 1;
    width: 100%;
    height: 50px;
    top: 100px;
    left: 0;
    background: -moz-linear-gradient(top, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0.35) 65%, rgba(255, 255, 255, 0) 100%);
    background: -webkit-linear-gradient(top, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0.35) 65%, rgba(255, 255, 255, 0) 100%);
    background: linear-gradient(to bottom, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0.35) 65%, rgba(255, 255, 255, 0) 100%);
}
.modal-grad-btm {
    position: fixed;
    z-index: 1;
    width: 100%;
    height: 50px;
    bottom: 0;
    left: 0;
    background: -moz-linear-gradient(top, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 1) 65%, rgba(255, 255, 255, 1) 100%);
    background: -webkit-linear-gradient(top, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 1) 65%, rgba(255, 255, 255, 1) 100%);
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 1) 65%, rgba(255, 255, 255, 1) 100%);
}

/*responsive*/
/* @media screen and (max-width: 1400px) {
    .header-menu > ul > li > a {
        padding-left: 74px;
    }
} */
@media screen and (max-width: 1200px) {
    .header-menu > ul > li > a > span::after {
        display: none;
    }
    .header-util {
        position: absolute;
        right: 15px;
        z-index: 99;
    }
    .header-search {
        width: 600px;
    }
    .gnb-sub-bg {
        display: none;
    }
    .header {
        height: 52px;
    }
    .logo-box > a {
        width: 46px;
        height: auto;
    }
    .header-menu > ul > li > a {
        padding: 0px 8px;
        font-size: 1.5rem;
    }
    .header-menu {
        margin-right: 9px;
    }
    .search-btn {
        padding: 4px;
        width: 25px;
    }
    .modal-top > h1 {
        font-size: 2.8rem;
    }
    .header-menu {
        display: none;
    }
    .header-resize {
        display: none;
    }
    .header-lang {
        display: none;
    }
    .board-empty {
        font-size: 1.6rem;
    }
    .gnb-all-btn {
        height: 9px;
    }
    .gnb-all-btn span {
        width: 20px;
        transform-origin: 15.5px 1.5px;
    }
    .board-empty img {
        margin-bottom: 14px;
        width: 130px;
    }
    #toYouList .board-empty {
        margin: -30px 0 -40px;
    }
}
/*1200px*/
/* 
@media screen and (max-width: 768px) {
    .mo-only {
        display: block;
    }
    .phone-over {
        display: none !important;
    }

    .header {
        height: 65px;
    }
    .logo-box > a {
        width: 86px;
        height: auto;
    }
    .header-menu {
        position: fixed;
        height: 100%;
        width: 100%;
        background: #16cae5;
        top: 0;
        left: 100%;
        transition: 0.5s;
    }
    .header-menu.on {
        left: 0;
        transition: 0.5s;
    }
    .header-menu > ul {
        flex-direction: column;
        justify-content: center;
    }
    .header-menu > ul > li {
        height: auto;
        margin-bottom: 16px;
        text-align: center;
    }
    .header-menu > ul > li:last-of-type {
        margin-bottom: 0;
    }
    .header-menu > ul > li > a {
        padding: 4px 8px;
        display: inline-block;
        font-size: 2.1rem;
    }
    .header-menu > ul > li > a > span > span {
        top: -11px;
        right: -26px;
        background: #18252d;
        color: #16cae5;
        font-size: 1rem;
        padding: 0px 5px;
    }
    .hbg-btn {
        font-size: 3rem;
        background: none;
        color: #fff;
        margin-left: 12px;
        z-index: 100;
    }
    .modal-top > h1 {
        font-size: 2rem;
    }
    .modal-top {
        height: 50px;
    }
    .modal-close {
        font-size: 2.5rem;
    }
    .modal-in {
    }
    .modal-btm {
        padding: 16px 15px 25px;
        height: calc(100% - 50px);
        font-size: 1.2rem;
        line-height: 1.6;
    }
    .modal-btm > h2 {
        margin-bottom: 0px;
        font-size: 1.6rem;
    }
    .modal-btm > h3 {
        font-size: 1.3rem;
        margin: 14px 0 1px;
    }
    .modal-grad-top {
        top: 50px;
        height: 35px;
    }
    .modal-grad-btm {
        height: 35px;
    }
    .board-empty {
        font-size: 1.4rem;
    }
}
  */
/* 768px */

@media screen and (max-width: 1200px) {
    .pc-only {
        display: none;
    }
    .gnb-all {
        display: block;
        margin-left: 13px;
        margin-top: 0;
        padding-top: 8px;
    }
    .in {
        padding: 0 15px;
    }
    .header.on .header-menu > ul > li:hover > a {
        color: #000;
    }
    .header-lang {
        color: #fff;
        z-index: 1;
        position: absolute;
        top: 50%;
        left: 0;
        transform: translate(0, -50%);
        margin: 0 0 0 15px;
    }
    .header-lang li {
        margin-right: 11px;
    }
    .header-lang li a {
        font-size: 1.6rem;
        font-weight: 300;
        border: 1px solid #fff;
        border-radius: 20px;
        padding: 3px 12px;
        color: #fff;
    }
    .header-lang li a.on {
        background: #ecac2f;
        border-color: #ecac2f;
        color: #fff;
    }
    .header.on .gnb-sub {
        transition: 0s;
    }
    .header-menu {
        position: fixed;
        height: 100%;
        width: 100%;
        top: 0;
        left: 100%;
        transition: 0.5s;
        display: block;
    }
    .header-menu.on {
        left: 0;
        transition: 0.5s;
        background: #3896ff;
    }
    .header-menu.on .header-lang {
        display: flex;
    }
    .header-menu > ul {
        flex-direction: column;
        padding: 10px 44px 0px;
        margin-top: 80px;
        height: calc(100vh - 160px);
        height: calc(var(--vh, 1vh) * 100 - 160px);
        background: #fff;
        overflow: auto;
        -ms-overflow-style: none;
        scrollbar-width: none;
    }
    .header-menu > ul::-webkit-scrollbar {
        display: none;
    }
    .gnb-sub {
        position: static;
        height: auto;
        opacity: 1;
    }
    .header-menu > ul > li {
        margin-bottom: 0;
        height: auto;
        overflow: visible;
    }
    .header-menu > ul > li > a {
        /* padding: 12px 0 18px; */
        font-size: 3rem;
        display: inline-block;
        height: auto;
        font-weight: 600;
        color: #000;
    }
    .header-menu > ul > li > a span {
        padding: 0;
        position: relative;
        font-size: 1.2rem;
    }
    /* .header-menu > ul > li > a span::after {
		background: #3896ff;
		width: 25px;
		height: 3px;
		content: '';
		display: inline-block;
		margin: 0 0 7px 13px;
		transform: rotate(0deg);
		transform-origin: center center;
		transition: transform .4s;
	}
	
	.header-menu > ul > li.active > a span::after {
		transform: rotate(360deg);
		transition: transform .4s;
	} */

    .gnb-sub li a:hover {
        color: #3896ff;
    }
    .gnb-sub {
        position: static;
        height: auto;
        opacity: 1;
        padding: 20px 42px;
        margin: 0 -44px;
        background: #f5f5f5;
        width: calc(100% + 88px);
        display: none;
    }
    .gnb-sub .first {
        padding-top: 0 !important;
    }
    .gnb-sub li {
        text-align: left;
        color: #3896ff;
    }
    .gnb-sub li a {
        padding: 12px 0;
        font-size: 1rem;
        display: inline-block;
    }
    .header-menu > ul > li > a::after {
        display: none;
    }
    .header-search-wrap {
        top: 80px;
    }
}
@media screen and (max-width: 768px) {
    .gnb-all {
        display: block;
        margin-left: 13px;
        position: relative;
        top: -2px;
    }
    .in {
        padding: 0 15px !important;
    }

    .header-menu {
        background: #3896ff;
    }
    .header-menu > ul > li {
        text-align: left;
    }
    .header-menu > ul {
        justify-content: flex-start;
        margin-top: 65px;
    }
    .header-search form button {
        padding: 5px 10px;
    }

    .header-lang li a {
        font-size: 1.3rem;
    }
    .header-menu > ul > li > a span {
        font-size: 1.2rem;
    }
    .gnb-sub li a {
        font-size: 1rem;
        padding: 10px 0;
    }
    .header-menu > ul {
        height: calc(var(--vh, 1vh) * 100 - 145px);
    }
}