/*****************************************/
/************** mobile mode **************/
/*****************************************/
.m-news-title {
	display: none;
}
.mobile-nav {
	display: none;
}
.m-solution-nav {
	display: none;
}
@media screen and (max-width:767px) {
	.kopens_wrap {
		min-width: 100%;
	}
	.inner {
		width: 100%;
	}
	section {
		padding: 25px;
	}
	.section_title h3 {
		font-size: 24px;
		word-break: keep-all;
	}
	.section_title p {
		font-size: 14px;
	}
	
	.header_wrap {
		display: none;
	}

	.kopens_header {
		height: 60px;
		line-height: 60px;
		padding: 0 25px;
		right: 0;
	}
	.kopens_header:hover{
		color: #fff !important;
	}
	/***** mobile nav *****/
	.mobile-nav {
		display: flex;
		justify-content: space-between;
		align-items: center;
		width:100%;
		height: 100%;
	}
	.header-logo {
		display: inline-block;
		width: 90px;
		z-index: 20;
	}
	.mobile-nav .m-menu {
		display: inline-block;
	    position: fixed;
	    top: -100%;
	    left: 0;
	    width: 100%;
	    height: 100vh;
	    box-sizing: border-box;
	    padding-top: 60px;
	    overflow: hidden;
	    background: #071362;
	    transition: top 0.3s;
	    line-height: 1;
	}
	.mobile-nav .m-menu.show {
	    top: 0;
	    transition: top 0.3s;
	}
	.m-menu .menu-list {
		padding: 25px;
	}
	.m-menu .menu-list > li {
		display: block;
		margin-bottom: 15px;
		
	}
	.m-menu .menu-list > li:last-child {
		margin-bottom: 0;
	}
	.m-menu .menu-list > li > a:before {
		content: '';
		display: inline-block;
		width: 20px;
		height: 1px;
		background: #00a7ff;
		position: absolute;
		top: 50%;
		left: 0;
		transform: translateY(-50%);
		opacity: 0;
	}
	.m-menu .menu-list > li > a.active:before {
		opacity: 1;
	}
	.m-menu .menu-list > li > a {
		display: inline-block;
		position: relative;
		width: 100%;
		padding: 10px 30px 10px 40px;
		font-size: 20px;
		font-weight: 500;
		white-space: nowrap;
	}
	.menu-etc {
		padding-left: 60px;
		margin-top: 30px;
	}
	a.btn-request {
		display: inline-block;
		border: 1px solid #fff;
		font-size: 14px;
		font-weight: 300;
		padding: 15px 50px;
	}
	/***** hamburger menu *****/
	.hamburger-menu {
		display: inline-block;
		z-index:998;
		width: 24px;
		height: 24px;
		cursor: pointer;
		z-index: 30;
	}
	.bar,
	.bar:after,
	.bar:before {
		width: 24px;
		height: 2px;
	}
	.bar {
		position: relative;
		transform: translateY(10px);
		background:#fff;
		transition: all 0ms 300ms;
	}
	.bar.animate {
	 	background: transparent; 
	}
	.bar:before {
		content: "";
		position: absolute;
		left: 0;
		bottom: 8px;
		background: #fff;
		transition: bottom 300ms 300ms cubic-bezier(0.23, 1, 0.32, 1), transform 300ms cubic-bezier(0.23, 1, 0.32, 1);
	}
	.bar:after {
		content: "";
		position: absolute;
		left: 0;
		top: 8px;
		background: #fff;
		transition: top 300ms 300ms cubic-bezier(0.23, 1, 0.32, 1), transform 300ms cubic-bezier(0.23, 1, 0.32, 1);
	}
	.bar.animate:after {
		background: #fff; 
		top: 0;
		transform: rotate(45deg);
		transition: top 300ms cubic-bezier(0.23, 1, 0.32, 1), transform 300ms 300ms cubic-bezier(0.23, 1, 0.32, 1);;
	}
	.bar.animate:before {
		background: #fff; 
		bottom: 0;
		transform: rotate(-45deg);
		transition: bottom 300ms cubic-bezier(0.23, 1, 0.32, 1), transform 300ms 300ms cubic-bezier(0.23, 1, 0.32, 1);;
	}	
	.backdrop {
		position: fixed;
	    top: 0;
	    right: 0;
	    bottom: 0;
	    left: 0;
	    width: 100%;
	    height: 100%;
	    z-index: 999;
	    background-color: #000;
	    opacity: 0;
	    transition: opacity .35s cubic-bezier(.645,.045,.355,1);
	    display: none;
	}
	 .backdrop.visible {
		opacity: .5;
		display: block;
	}
	.kopens_footer {
		padding: 50px 25px 50px;
	}
	.footer_wrap {
		flex-direction: column;
	}
	.footer_logo {
		margin-bottom: 25px;
	}
	.footer_logo img {
		width: 100px;
	}
	.footer_contact li {
		float: none;
		line-height: 1.5;
		margin-right: 0;
	    padding-right: 0;
	    border-right: none;
	}
	.footer_link {
		display: none;
	}
	.footer_sns {
		display: none;
	}
	.page_title.solution {
		height: 200px;
		padding-top: 120px;
	}
	.page_title {
		height: 200px;
		padding-top: 120px;
	}
	
	.page_title h2 {
		font-size: 32px;
		margin-top: -10px !important;
	}
	.main_title h3 {
		font-size: 24px;
		word-break: keep-all;
	}
	.main_title p {
		font-size: 13px;
	}
	.main_link {
		height: 200px;
	}
	.main_link_text {
		padding: 0;
	}
	.main_link_text .tit {
		font-size: 24px;
	}
	.main_link_text .desc {
		display: none;
	}
	.main_link_text > span {
		display: none;
	}
	.main_link.span-6 {
		grid-column: span 12;
	}

	.footer_inner {
		padding: 25px;
	}
	.inner_bt  {
		padding: 0;
	}
	.inner_bt > h3 {
		font-size: 14px;
		    margin-bottom: 15px;
	}
	.inner_bt > p {
		font-size: 24px;
	}
	/*****  넄猷⑥뀡 怨듯넻 *****/
	.intro_wrap {
		flex-direction: column;
	}
	.intro_left {
		padding: 0;
	}
	.intro_logo {
		height: 200px;
	}
	.intro_right {
		padding: 0;
	}
	.intro_desc {
		margin: 0;
		padding-top: 0;
	}
	.intro_desc > h3 {
		font-size: 28px;
		padding: 25px 0;
	}
	.intro_desc > p {
		font-size: 14px;
	}
	.solution_intro {
		border-bottom: 1px solid #dedede;
	}
	.solution_intro:before {
		content: none;
	}
	section > h3, .inner > h3 {
		font-size: 24px;
		text-align: left;
	}
	.article_cont h3+p, .inner > h3+p {
		font-size: 13px;
		text-align: left;
	}
		.sub_nav_solution_wrap {
		display: none;
	}
	/*  꽌釉  硫붾돱 */
	.sub_nav {
		position: relative;
		top: 0;
	}
	.sub_nav > .inner {
		padding: 0;
	}
	/*  넄猷⑥뀡  꽌釉  硫붾돱 */
	.portfolio_nav {
		display: none;
	}
	.m-solution-nav {
		display: block;
	    position: relative;
	    width: 100%;
	    text-align: center;
	}
	.m-solution-nav:before {
	    content: '';
	    position: absolute;
	    top: 0;
	    right: 0;
	    width: 37px;
	    height: 100%;
	    background-image: linear-gradient(to right, rgba(255, 255, 255, 0), #FFF);
		z-index: 1;
	}
	.m-solution-nav ul {
		position: relative;
	    display: inline-block;
	    width: 100%;
	    overflow: hidden;
	    white-space: nowrap;
	    overflow-x: auto;
	    vertical-align: top;
	    padding: 15px;
	    -webkit-overflow-scrolling: touch;
	    -ms-overflow-style: none; /* IE and Edge */
	    scrollbar-width: none; /* Firefox */
	}
	.m-solution-nav ul::-webkit-scrollbar {
    	display: none; /* Chrome, Safari, Opera*/
	}
	.m-solution-nav ul li {
		display: inline-block;
	    margin: 0 7px;	
	}
	.m-solution-nav ul li .btn_solution_nav {
		display: block;
		position: relative;
		border-radius: 50px;
		background-color: transparent;
		border: 1px solid;
		border-color: #eaeaea;
		color: #333;
		letter-spacing: -0.6px;
		-webkit-box-sizing: border-box;
		box-sizing: border-box;
		padding: 10px 15px 8px 40px;
		font-size: 15px;
	}
	.m-solution-nav ul li .btn_solution_nav:before {
		content: '';
	    display: inline-block;
	    width: 1px;
	    height: 20px;
	    background: #dedede;
	    position: absolute;
	    bottom: -21px;
	    left: 50%;
	    transform: translateX(-50%);
	}
	.m-solution-nav ul li.on .btn_solution_nav {
		border-color: #3a8deb;
		background-color: #3a8deb;
		color: #fff;
	}
	.m-solution-nav ul li .btn_solution_nav.btn-1 {
		background: url(/img/icon_sensor.png)no-repeat left 12px center;
	    background-size: auto 50%;
	}
	.m-solution-nav ul li.on .btn_solution_nav.btn-1 {
		background: #3a8deb url(/img/icon_sensor_dark.png)no-repeat left 12px center;
	    background-size: auto 50%;
	}
	.m-solution-nav ul li .btn_solution_nav.btn-2 {
		background: url(/img/icon_edge.png)no-repeat left 12px center;
	    background-size: auto 50%;
	}
	.m-solution-nav ul li.on .btn_solution_nav.btn-2 {
		background: #3a8deb url(/img/icon_edge_dark.png)no-repeat left 12px center;
	    background-size: auto 50%;
	}
	.m-solution-nav ul li .btn_solution_nav.btn-3 {
		background: url(/img/icon_platform.png)no-repeat left 12px center;
	    background-size: auto 50%;
	}
	.m-solution-nav ul li.on .btn_solution_nav.btn-3 {
		background: #3a8deb url(/img/icon_platform_dark.png)no-repeat left 12px center;
	    background-size: auto 50%;
	}
	.m-solution-nav ul li .btn_solution_nav.btn-4 {
		background: url(/img/icon_app.png)no-repeat left 12px center;
	    background-size: auto 50%;
	}
	.m-solution-nav ul li.on .btn_solution_nav.btn-4 {
		background: #3a8deb url(/img/icon_app_dark.png)no-repeat left 12px center;
	    background-size: auto 50%;
	}
	section.request {
		padding: 25px;
	}
	section.about_data {
		padding: 25px;
	}
	
	.tech_card.span-4 {
		grid-column: span 12;
	}
	
	
}