@charset "utf-8";

html,body{width:100%;height:100%}
body{font-family:"Pretendard", "Noto Sans KR", 'Malgun Gothic', dotum, sans-serif;color:#666;font-size:18px;line-height:1.5em;font-weight:300}
.main_wrapper{height:100%}
a:focus{outline:none;}

:root {
  --color-main: #1b3326;
  --color-sub: #008d41;
  --color-sub2: #005828;
  --color-accent: #5bba42;
  --shadow:0 5px 30px rgba(0,0,0,0.075);
}

.contents_wrap{max-width:1600px;margin:0 auto;}

/* header */
#header{position:fixed;top:0;left:0;width:100%;height:150px;background:#fff;z-index:9;}
#header .header_wrap{position:relative;height:100%;display:flex;align-items:center;justify-content:flex-end}
#header .header_wrap h1.logo{position:absolute;top:50%;transform:translateY(-50%);left:100px;display:inline-block;width:330px;height:60px;vertical-align:middle;background:url(/images/logo.png) no-repeat 50%;z-index:9}
#header .header_wrap h1.logo a{display:block;width:100%;height:100%;}

/* 메뉴 */
#header .nav{display:flex;align-items:center;padding:0 100px;}
#header .mainmenu{display:flex;}
#header .mainmenu>li{position:relative;}
#header .mainmenu>li>a{display:block;position:relative;font-size:1.1em;font-weight:500;height:80px;line-height:80px;text-align:center;color:#333;padding:0 40px;}
#header .mainmenu>li>a:hover,
#header .mainmenu>li>a.active{color:var(--color-sub)}
#header .mainmenu>li>a.active:after{content:'';display:inline-block;position:absolute;left:10%;bottom:0;width:80%;height:2px;background-color:var(--color-sub);z-index:99999;border-radius:1px}

#header .mainmenu .dropmenu{display:none;position:absolute;left:50% !important;top:80px;transform:translateX(-50%) !important;background-color:rgba(27,51,38,0.85);backdrop-filter:blur(10px);width:200px;border:1px solid var(--color-main);box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.075);z-index:999999;transition:all ease 0.3s;padding:15px;border-radius:5px;animation: dropmenufadeIn 0.5s ease-in-out forwards;}
@keyframes dropmenufadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
#header .mainmenu .dropmenu>li{border-bottom:1px solid var(--color-main)}
#header .mainmenu .dropmenu>li:last-child{border-bottom:none}
#header .mainmenu .dropmenu>li>a{color:#fff;display:block;font-size:0.9em;line-height:1.2;padding:12px 10px;text-align:center;transition:0.2s;border-radius:3px}
#header .mainmenu .dropmenu>li>a>span{font-size:0.9em;font-weight:200}
#header .mainmenu .dropmenu>li>a:hover{background-color:var(--color-sub)/*rgba(13,45,119,1)*/;}
#header .mainmenu>li:hover .dropmenu{display:block;}

#header .nav .btn_intranet{margin-left:50px;padding-left:40px;height:30px;line-height:30px;background:url(/images/ico_intranet.png) no-repeat 0 50%;font-size:0.85em;font-weight:900;color:var(--color-main)}

a.btn_nav{display:none;position:fixed;top:23px;right:50px;width:50px;height:50px;cursor:pointer;padding-top:10px;z-index:999999999999;}
.bar1, .bar2, .bar3 {display:inline-block;float:left;width:28px;height:2px;background-color:#333;margin:4px 9px;transition: 0.4s;border-radius:1px;}
.bar2{width:18px;float:right;}

.change .bar1 {-webkit-transform: rotate(-45deg) translate(-9px, 6px);transform: rotate(-45deg) translate(-9px, 6px);}
.change .bar2 {opacity:0;}
.change .bar3 {-webkit-transform: rotate(45deg) translate(-9px, -4px);transform: rotate(45deg) translate(-9px, -4px);width:30px;}
.change .bar1, .change .bar2, .change .bar3{background-color:#fff !important}
.ico_w .bar1, .ico_w .bar2, .ico_w .bar3{background-color:#333 !important}

#header.pfixed{height:100px;box-shadow:0 5px 30px rgba(0,0,0,0.05);border-bottom:1px solid #ddd}

@media only screen and (max-width:1760px) {
	.contents_wrap{padding-left:70px !important;padding-right:70px !important}
}
@media only screen and (max-width:1680px) {
	#header .header_wrap h1.logo{left:70px;width:275px;height:50px;background-size:100% auto;}
	#header .mainmenu>li>a{font-size:1.05em;padding:0 30px;}
	#header .nav .btn_intranet{margin-left:30px}
}
@media only screen and (max-width:1440px) {
	body{font-size:17px}
	.contents_wrap{padding-left:50px !important;padding-right:50px !important}
	#header .header_wrap h1.logo{left:70px;width:230px;height:42px;}
	#header .nav{padding:0 70px}
	#header .mainmenu>li>a{font-size:1.0em;padding:0 25px;}
	#header .nav .btn_intranet{font-size:0.8em;background-size:auto 14px;padding-left:34px;}
}
@media only screen and (max-width:1240px) {
	#header{height:100px;}
	#header .nav{display:none}
	a.btn_nav{display:block;top:27px;right:70px;}
}
@media only screen and (max-width:1024px) {
	body{font-size:16px}
	.contents_wrap{padding-left:40px !important;padding-right:40px !important}
	#header .header_wrap h1.logo{left:40px;width:220px;height:40px;}
	a.btn_nav{right:40px;}
}
@media only screen and (max-width:768px) {
	body{font-size:15px}
	.contents_wrap{padding-left:30px !important;padding-right:30px !important}
	#header{height:80px;}
	#header.pfixed{height:80px;}
	#header .header_wrap h1.logo{left:30px;width:187px;height:34px;}
	a.btn_nav{top:15px;right:20px}
}

/* sitemap */
#sitemapModal{height:0;width:100%;position:fixed;top:0;right:0;z-index:999;overflow-y:hidden;background-color:var(--color-main);/*background-image:linear-gradient(145deg,#007ac8 30%,#00aeef);*/transition:0.5s;}
#sitemapModal .sitemap_wrap{display:flex;align-items:center;max-width:1500px;margin:0 auto;height:100%;}
#sitemapModal .sitemap_title{display:none}

	.accordion {display:flex;width:100%;justify-content:space-between;}
	.accordion:after{content:'';display:block;clear:both;}
	
	.accordion>li{flex:1;width:100%;border-left:1px dashed rgba(255,255,255,0.3);padding:20px 50px}
	.accordion>li:last-child{border-right:1px dashed rgba(255,255,255,0.3);}
	.accordion>li>a{font-size:1.6em;color:#fff;font-weight:bold;padding:10px 0;margin-bottom:20px;line-height:1;display:block;cursor:pointer;}
	.accordion>li.active>a{background-color:#b00f00;color:#fff;}
	.accordion>li>ul{display:block;}
	.accordion>li>ul>li>a{display:block;font-size:1.1em;padding:10px 0;color:#fff;position:relative;word-break:keep-all}
	/*.accordion>li>ul>li>a:before{display:block;content:'';position:absolute;top:17px;left:24px;width:6px;height:1px;background:#432724}*/
	
@media only screen and (max-width:1440px) {
	#sitemapModal .sitemap_wrap{padding:0 50px}
	.accordion>li{padding:15px 30px}
	.accordion>li>a{font-size:1.4em;margin-bottom:10px;}
	.accordion>li>ul>li>a{font-size:1.0em;padding:7px 0;}
}
@media only screen and (max-width:1240px) {
	#sitemapModal{overflow-y:auto;}
	#sitemapModal .sitemap_wrap{padding:50px;align-items:flex-start;}
	.accordion>li{border-left:none;border-bottom:1px solid rgba(255,255,255,0.15);padding:20px 25px}
	.accordion>li:last-child{border-right:none}
	.accordion{flex-direction:column;}
	.accordion>li>a{font-size:1.3em;padding:5px 0;}
	.accordion>li>ul{display:flex;flex-wrap:wrap}
	.accordion>li>ul>li{width:calc(100% / 2)}
	.accordion>li>ul>li>a{padding:5px 0;color:rgba(255,255,255,0.9)}
	.accordion>li>ul>li>a br{display:none}
}
@media only screen and (max-width:768px) {
	#sitemapModal .sitemap_wrap{padding:30px 40px;height:auto;}
	.accordion>li>ul>li{width:100%}
	.accordion>li>ul>li>a{font-size:1.1em;}
}

/* footer */
#footer{background-color:var(--color-main);color:#fff;padding:50px 0;}
#footer .footer_wrap{display:flex;align-items:center;justify-content:space-between;}
#footer .ft_logo{display:inline-block;margin-bottom:30px;}
#footer p.info{font-size:1.0em;line-height:1.5;opacity:0.85;display:flex;gap:40px;}
#footer p.info span{position:relative;}
#footer p.info span:before{content:'/';position:absolute;top:2px;left:-22px;font-size:0.8em;opacity:0.5}
#footer p.info span:first-child:before{display:none}
#footer p.copyright{font-size:0.8em;text-transform:uppercase;line-height:1.2;margin-top:10px;opacity:0.5;word-break:keep-all}

#footer .contactus>ul{display:flex;flex-direction:column;gap:10px}
#footer .contactus>ul>li{display:flex;gap:20px;}
#footer .contactus>ul>li>span{width:80px;border:1px solid rgba(255,255,255,0.2);border-radius:5px;text-align:center;font-size:0.85em;}
#footer .contactus>ul>li>p{font-size:0.95em}
#footer .contactus>ul>li:first-child>p{font-size:1.2em;font-weight:900}
#footer .contactus>ul>li:last-child>p{font-size:0.8em}
#footer .contactus>ul>li:last-child>p br{display:none}

@media only screen and (max-width:1440px) {
	#footer .footer_wrap{flex-direction:column-reverse;align-items:flex-start;gap:40px}
	#footer .ft_logo{margin-bottom:20px;}
	#footer .ft_logo>img{width:auto;height:34px;}
	#footer .contactus>ul{flex-direction:row;gap:40px}
	#footer .contactus>ul>li{gap:15px}
}
@media only screen and (max-width:1024px) {
	#footer{padding:40px 0;}
	#footer .contactus>ul{gap:30px}
	#footer .contactus>ul>li{gap:10px;align-items:center}
	#footer .contactus>ul>li>span{width:70px;}
	#footer .contactus>ul>li:first-child>p{font-size:1.1em;}
	#footer .contactus>ul>li:last-child>p{line-height:1.3}
	#footer .contactus>ul>li:last-child>p br{display:block}
}
@media only screen and (max-width:768px) {
	#footer{padding:30px 0;}
	#footer .footer_wrap{gap:30px}
	#footer .company{border-top:1px solid rgba(255,255,255,0.2);padding-top:30px;width:100%}
	#footer .ft_logo{margin-bottom:15px;}
	#footer .ft_logo>img{height:28px;}
	#footer p.info{flex-direction:column;gap:0;}
	#footer p.info span:before{display:none}
	#footer .contactus>ul{flex-direction:column;gap:7px}
	#footer .contactus>ul>li:last-child>p{font-size:0.85em}
}

/* main */
#main_visual{height:100%;padding:150px 50px 50px;}
.main_images{position:relative;height:100%;overflow:hidden;border-radius:30px;}
.main_images .bg_image {position:absolute;top:0;left:0;width:100%;height:100%;background:url(/images/main_visual.png) 50% /cover;animation: mainanimation 12s ease-in-out infinite;}

@keyframes mainanimation {
  0% {
    transform: scale(1);
  }
  35% {
    transform: scale(1.15);
  }
  50% {
    transform: scale(1.15);
  }
  85% {
    transform: scale(1);
  }
  100% {
    transform: scale(1);
  }
}

.main_images .main_title {position:relative;z-index:1;display:flex;align-items:flex-end;height:100%;gap:40px;padding:5%;}
.main_images .main_title .title1,
.main_images .main_title .title2{flex:1;height:140px;}
.main_images .main_title p{color:#fff;font-size:1.666666666666667em;line-height:1.4;text-shadow:0 2px 10px rgba(0, 0, 0, 0.35);word-break:keep-all}
.main_images .main_title .title1{position:relative;display:flex;flex-direction:column;justify-content:center;gap:10px;padding-left:160px;}
.main_images .main_title .title1:before{content:'';position:absolute;top:50%;transform:translateY(-50%);left:0;width:125px;height:100px;background:url(/images/main_img1.png)}
.main_images .main_title .title1>p{letter-spacing:-0.05em;}
.main_images .main_title .title1>p br{display:none}
.main_images .main_title .title1>p>span{font-size:0.9em}
.main_images .main_title .title2{background-color:rgba(27,51,38,0.85);padding:0 45px;border-radius:30px;display:flex;align-items:center;}
.main_images .main_title .title2>p>strong{font-weight:800}

@media only screen and (max-width:1760px) {
	.main_images .main_title {padding:70px;}
	.main_images .main_title p{font-size:1.5em;}
	.main_images .main_title .title1{padding-left:140px;flex-direction:row;align-items:center;gap:20px;}
	.main_images .main_title .title1:before{width:113px;height:90px;background-size:cover;}
	.main_images .main_title .title1>p{flex:1;font-size:1.4em;}
	.main_images .main_title .title1>span>img{flex-shrink:0;width:104px;height:auto;}
}
@media only screen and (max-width:1440px) {
	#main_visual{padding:150px 30px 30px;}
	
	.main_images .main_title {padding:50px;}
	.main_images .main_title p{font-size:1.4em;}
	.main_images .main_title .title1, 
	.main_images .main_title .title2{flex:1;height:120px;}
	.main_images .main_title .title1{padding-left:120px}
	.main_images .main_title .title1:before{width:95px;height:76px;}
	.main_images .main_title .title1>p{font-size:1.3em;letter-spacing:0}
	.main_images .main_title .title1>span>img{width:100px;}
	.main_images .main_title .title2{padding:0 40px;}
	.main_images .main_title .title2 br{display:none}
}
@media only screen and (max-width:1240px) {
	#main_visual{padding:100px 30px 30px;}
}
@media only screen and (max-width:1024px) {
	#main_visual{padding:100px 20px 20px;}
	.main_images .main_title {flex-direction:column;align-items:flex-start;justify-content:flex-end;gap:40px;padding:60px;}
	.main_images .main_title .title1,
	.main_images .main_title .title2{flex:none;height:auto;}
	.main_images .main_title .title1{padding-left:100px;}
	.main_images .main_title .title1:before{width:80px;height:64px;}
	.main_images .main_title .title1>span>img{width:80px;}
	.main_images .main_title .title1>p br{display:block}
	.main_images .main_title .title2{padding:25px 35px}
}
@media only screen and (max-width:768px) {
	#main_visual{padding:80px 15px 15px;}
	.main_images .main_title {gap:20px;padding:30px;}
	.main_images .main_title .title1{padding:0;flex-direction:column;align-items:flex-start}
	.main_images .main_title .title1:before{top:-7px;transform:none;width:63px;height:50px;}
	.main_images .main_title .title1>p{font-size:1.2em;}
	.main_images .main_title .title1>span{padding-left:75px}
	.main_images .main_title .title1>span>img{width:68px;}
	.main_images .main_title .title1>p br{display:block}
	.main_images .main_title .title2{padding:20px 25px;width:100%;border-radius:20px;}
	.main_images .main_title p{font-size:1.2em}
}
@media only screen and (max-width:576px) {
	.main_images .main_title .title1{margin:20px;}
	.main_images .main_title {gap:0;padding:20px;}
}

#main_container{position:relative;}
#main_container p{word-break:keep-all}

#main_container .survey{max-width:1600px;margin:70px auto 100px}
#main_container .survey>h2{position:relative;font-size:2.666666666666667em;font-weight:800;line-height:1;color:var(--color-main);margin-bottom:40px}
#main_container .survey>h2:before{content:'';position:absolute;top:50%;right:0;display:block;width:calc(100% - 250px);height:1px;background-color:var(--color-main)}
#main_container .survey .status{display:grid;gap:40px;grid-template-columns:repeat(4, 1fr);}
#main_container .survey .status>div{position:relative;min-width:0}
#main_container .survey .status>div>h3{font-size:2em;font-weight:800;line-height:1;color:var(--color-sub);margin-bottom:20px}
#main_container .survey .status>div>.btn_more{position:absolute;top:-2px;right:0;width:40px;height:40px;border:1px solid #ccc;border-radius:10px;background:url(/images/ico_plus.png) no-repeat 50%;transition:0.2s}
#main_container .survey .status>div>.btn_more:hover{background-color:#f5f5f5;border-color:#aaa;box-shadow:var(--shadow)}

#main_container .survey .request{display:grid;gap:20px;grid-template-columns:repeat(4, 1fr);margin-top:80px;}
#main_container .survey .request>a{position:relative;background-color:var(--color-main);box-shadow:var(--shadow);border-radius:10px;padding:40px 40px 35px;color:#fff;transition:0.2s;display:flex;flex-direction:column;align-items:flex-start}
#main_container .survey .request>a:hover{transform:scale(1.05);box-shadow:0 5px 30px rgba(0,0,0,0.2)}
#main_container .survey .request>a:nth-child(1){background-color:var(--color-accent);}
#main_container .survey .request>a:nth-child(2){background-color:var(--color-sub);}
#main_container .survey .request>a:nth-child(3){background-color:var(--color-sub2);}
#main_container .survey .request>a:before{content:'';position:absolute;top:30px;right:30px;width:42px;height:42px;background:url(/images/ico_arrow.png) no-repeat 50%;opacity:0.35;transition:0.2s}
#main_container .survey .request>a:hover:before{opacity:1;top:20px;right:20px;}

#main_container .survey .request>a>h2{font-size:1.1em;font-weight:800;border:1px solid rgba(255,255,255,0.35);border-radius:5px;padding:4px 6px;}
#main_container .survey .request>a>h3{font-size:2.0em;line-height:1;font-weight:200;margin:15px 0 20px}
#main_container .survey .request>a>p{font-size:0.9em;line-height:1.4;opacity:0.9}

@media only screen and (max-width:1720px) {
	#main_container .survey{margin:40px auto 90px;padding:0 70px}
	#main_container .survey>h2{font-size:2.4em}
	#main_container .survey>h2:before{width:calc(100% - 200px);}
	#main_container .survey .status>div>h3{font-size:1.8em;margin-bottom:15px}
	
	#main_container .survey .request{margin-top:70px;gap:10px}
	#main_container .survey .request>a{padding:35px 35px 30px 35px}
	#main_container .survey .request>a:hover{transform:scale(1.025);}
	#main_container .survey .request>a>h3{font-size:1.8em;}
}
@media only screen and (max-width:1440px) {
	#main_container .survey{margin:40px auto 70px;}
	#main_container .survey>h2{font-size:2.2em;margin-bottom:30px}
	#main_container .survey>h2:before{width:calc(100% - 180px);}
	#main_container .survey .status{gap:40px;grid-template-columns:repeat(2, 1fr);}
	#main_container .survey .status>div>h3{font-size:1.6em;margin-bottom:10px}
	#main_container .survey .status>div>.btn_more{width:32px;height:32px;background-size:auto 14px}
	
	#main_container .survey .request{margin-top:50px;grid-template-columns:repeat(2, 1fr);}
	#main_container .survey .request>a>h2{font-size:1.0em;}
	#main_container .survey .request>a>h3{font-size:1.6em;margin:10px 0 15px}
}
@media only screen and (max-width:1024px) {
	#main_container .survey{margin:40px auto 60px;padding:0 40px}
	#main_container .survey>h2{font-size:2.0em;margin-bottom:20px}
	#main_container .survey>h2:before{width:calc(100% - 150px);}
	#main_container .survey .status>div>h3{font-size:1.6em;margin-bottom:5px}
	#main_container .survey .status>div>.btn_more{width:30px;height:30px}
	#main_container .survey .request{margin-top:30px;}
	#main_container .survey .request>a{padding:30px 30px 25px 30px}
	#main_container .survey .request>a:before{top:25px;right:25px;width:32px;height:32px;background-size:cover}
	#main_container .survey .request>a>h2{font-size:0.95em;padding:3px 5px}
	#main_container .survey .request>a>h3{font-size:1.5em;margin:8px 0 12px}
}
@media only screen and (max-width:768px) {
	#main_container .survey{margin:35px auto 50px;padding:0 30px}
	#main_container .survey>h2{font-size:1.7em;margin-bottom:20px}
	#main_container .survey>h2:before{width:calc(100% - 120px);}
	#main_container .survey .status{gap:30px;grid-template-columns:repeat(1, 1fr);}
	#main_container .survey .status>div>h3{font-size:1.5em;margin-bottom:5px}
	#main_container .survey .status>div>.btn_more{width:28px;height:28px;background-size:auto 10px}
}
@media only screen and (max-width:576px) {
	#main_container .survey .request{margin-top:30px;grid-template-columns:repeat(1, 1fr);gap:5px;}
	#main_container .survey .request>a{padding:25px 25px 20px 25px}
	#main_container .survey .request>a:before{top:20px;right:20px;width:24px;height:24px;}
	#main_container .survey .request>a>h3{font-size:1.4em;margin:7px 0 10px}
}

#main_container .overview_wrap{background:url(/images/overview_bg.png) 50% / cover;}
#main_container .overview{max-width:1600px;margin:0 auto;padding:100px;color:#fff}
#main_container .overview .btn_info{position:relative;padding-left:160px;display:flex;flex-direction:column;align-items:flex-start}
#main_container .overview .btn_info:before{content:'';position:absolute;top:0;left:0;width:110px;height:110px;background:url(/images/logo_mark.png) no-repeat 50%;}
#main_container .overview .btn_info>h2{position:relative;font-size:2.666666666666667em;font-weight:800;line-height:1;}
#main_container .overview .btn_info>h2:before{content:'';position:absolute;top:5px;right:-80px;width:42px;height:42px;background:url(/images/ico_arrow.png) no-repeat 50%;transition:0.2s}
#main_container .overview .btn_info:hover>h2:before{top:-5px;right:-90px}
#main_container .overview .btn_info>span{font-size:0.85em;font-weight:900;line-height:1.2;opacity:0.5;margin:30px 0 25px}
#main_container .overview .btn_info>p{font-size:1.1em;line-height:1.4}

#main_container .overview .board{margin-top:70px;background-color:rgba(27,51,38,0.85);border-radius:10px;padding:30px 70px}

#main_container .research{max-width:1600px;margin:80px auto;display:grid;gap:20px;grid-template-columns:repeat(4, 1fr);}
#main_container .research>a{position:relative;border:1px solid #eaeaea;box-shadow:var(--shadow);border-radius:10px;padding:110px 40px 35px;background-repeat:no-repeat;background-position:calc(100% - 30px) 30px;display:flex;flex-direction:column;transition:0.2s}
#main_container .research>a:nth-child(1){background-image:url(/images/ico_research1.png)}
#main_container .research>a:nth-child(2){background-image:url(/images/ico_research2.png)}
#main_container .research>a:nth-child(3){background-image:url(/images/ico_research3.png)}
#main_container .research>a:nth-child(4){background-image:url(/images/ico_research4.png)}
#main_container .research a>h2{position:absolute;top:-1px;left:40px;background-color:var(--color-sub);color:#fff;font-size:0.95em;line-height:1;border-radius:0 0 3px 3px;padding:7px 10px;}
#main_container .research a.activities>h2{background-color:var(--color-accent);}
#main_container .research a>h3{color:var(--color-main);font-size:1.666666666666667em;line-height:1;font-weight:800}
#main_container .research a>span{font-size:0.85em;line-height:1;color:var(--color-sub);margin:12px 0 20px}
#main_container .research a.activities>span{color:var(--color-accent);}
#main_container .research a>p{font-size:0.9em;line-height:1.4}
#main_container .research a:hover{transform:scale(1.05);box-shadow:0 5px 30px rgba(0,0,0,0.2);border-color:#ccc}


#main_container .partners{max-width:1600px;margin:0 auto;padding:0 50px;border-top:1px solid #c5c6c9;display:flex;justify-content:space-between;}
#main_container .partners>a{padding:50px;}

@media only screen and (max-width:1720px) {
	#main_container .research{margin:70px auto;padding:0 70px;gap:10px;}
}
@media only screen and (max-width:1680px) {
	#main_container .overview .btn_info{padding-left:150px;}
	#main_container .overview .btn_info>h2{font-size:2.4em}
	#main_container .overview .btn_info>span{margin:25px 0 20px;}
}
@media only screen and (max-width:1440px) {
	#main_container .overview{padding:70px}
	#main_container .overview .btn_info{padding-left:140px;}
	#main_container .overview .btn_info:before{width:100px;height:100px;background-size:cover;}
	#main_container .overview .btn_info>h2{font-size:2.2em}
	#main_container .overview .btn_info>span{margin:20px 0 17px;}
	#main_container .overview .btn_info>p br{display:none}
	#main_container .overview .board{margin-top:50px;padding:30px 50px;}
	
	#main_container .research{grid-template-columns:repeat(2, 1fr);}
	#main_container .research>a{padding:70px 35px 30px;}
	#main_container .research a:hover{transform:scale(1.025);}
	#main_container .research a>span{margin:10px 0}
	#main_container .research a>h2{left:35px;}
	#main_container .research a>h3{font-size:1.5em}
	
	#main_container .partners>a{padding:40px 30px;}
}
@media only screen and (max-width:1024px) {
	#main_container .overview{padding:60px 40px}
	#main_container .overview .btn_info{padding-left:100px;}
	#main_container .overview .btn_info:before{width:70px;height:70px;}
	#main_container .overview .btn_info>h2{font-size:2.0em}
	#main_container .overview .btn_info>h2:before{top:0;right:-50px;width:30px;height:30px;background-size:cover}
	#main_container .overview .btn_info:hover>h2:before{top:0;right:-50px}
	#main_container .overview .btn_info>span{font-size:0.8em;margin:15px 0 12px;}
	#main_container .overview .btn_info>p{font-size:1.0em;}
	#main_container .overview .board{margin-top:30px;padding:30px;display:flex;flex-direction:column;gap:20px}
	
	#main_container .research{margin:60px auto;padding:0 40px;}
	#main_container .research>a{padding:60px 30px 25px;background-size:28px;background-position:calc(100% - 25px) 25px;}
	#main_container .research a:hover{transform:scale(1);}
	#main_container .research a>span{margin:10px 0}
	#main_container .research a>h2{left:30px;padding:5px 7px}
	#main_container .research a>h3{font-size:1.4em}
	
	#main_container .partners{padding:0 30px;}
	#main_container .partners>a{padding:30px 15px;}
}
@media only screen and (max-width:768px) {
	#main_container .overview{padding:50px 30px}
	#main_container .overview .btn_info{padding:70px 0 0 0;}
	#main_container .overview .btn_info:before{width:50px;height:50px;}
	#main_container .overview .btn_info>h2{font-size:1.8em}
	#main_container .overview .btn_info>h2:before{top:0;right:-40px;width:24px;height:24px;}
	#main_container .overview .btn_info:hover>h2:before{right:-40px}
	#main_container .overview .btn_info>span{font-size:0.75em;margin:12px 0 10px;}
	#main_container .overview .board{margin-top:20px;padding:20px;gap:10px}
	
	#main_container .research{margin:50px auto;padding:0 30px;}
	#main_container .research>a{padding:50px 25px 20px;background-size:24px;background-position:calc(100% - 20px) 20px;}
	#main_container .research a>span{margin:7px 0}
	#main_container .research a>h2{left:25px;padding:5px 7px}
	#main_container .research a>h3{font-size:1.3em}
	
	#main_container .partners{padding:0 20px;}
	#main_container .partners>a{padding:20px 10px;}
}
@media only screen and (max-width:576px) {
	#main_container .research{grid-template-columns:repeat(1, 1fr);gap:5px}
	#main_container .partners{padding:10px;}
	#main_container .partners>a{padding:5px;}
}