#wrap{width:100%; height:100%;  position:relative; margin:0 auto;}
.layFull{position:relative; width:100%; margin:0 auto;}
.layGrid{position:relative; width:1300px; margin:0 auto;}

/*header*/
#header{position:fixed; z-index:9999; background:rgba(255,255,255,1); z-index: 1000; padding: 18px 0;}
#header .language{padding-right: 30px; position: absolute; right: 0;}
#header .language li{float: right; padding-top: 15px;}
#header .language li a{font-size:14px; font-weight: 400; line-height: 1; padding-left:10px; color: #555; display: block;}
#header .mlogo{display:none;}
#header #navi{display: flex; justify-content: center;}
#header #navi > li{float: left; padding:10px 30px 0; position: relative; right: 65px;}
#header #navi > li > a{color: #333333;  font-size: 17px; font-weight: 500; line-height: 1; box-sizing: border-box;}
#header.f-nav{background:rgba(256,256,256,1); box-sizing: border-box;}
-webkit-transition: all 0.3s; 
-moz-transition: all 0.3s;
-ms-transition: all 0.3s;
transition: all 0.8s;}
#header.f-nav .sub li{background-color:rgba(247,247,247,1);}

/*sub menu*/
#header .sub{display:none; position:absolute; top:63px; left:50%; margin-left:-80px; text-align:center; z-index:99;}
#header .sub li{background-color:rgba(256,256,256,0.75); width:160px; box-sizing: border-box;}
#header .sub li a{color: #454545; font-weight: 400; font-size: 15px; line-height: 1.3; box-sizing: border-box; display: block; padding:10px;}
#header .sub li a:hover{background-color:rgba(241,89,41,0.9); color: #fff; transition:background 0.2s;}
#header .sub li.on a{color:#fff;}

/*mobile menu*/
.mobile-menu {display: none; position: fixed; top: 15px; right: 15px; z-index: 1200; width: 45px; height: 45px; padding: 5px; background-color: inherit; border: 0;}
.mobile-menu i {font-size: 2em;}
.menuwrap {position: fixed; top: 0; left: -80%; /* 너비 300px 인 사이드바를 왼쪽으로 300px 이동시켜 화면에 보이지 않게 함 */ z-index: 1200; overflow: auto; width: 80%; /* 너비 */ height: 100%; padding: 20px 0; box-sizing: border-box; transition: left .3s ease-in-out; /* 0.3초 동안 이동 애니메이션 */ background-color: #fff;}
.menuwrap.on {left: 0;}
#dimmed { position: fixed; top: 0; left: 0; z-index: 1100; width: 100%; height: 100%; background-color: rgba(0,0,0,0.5);}
#menu{position: relative; width:100%;} 
#menu > ul > li {border-bottom: 1px solid #dcdcdc;} 
#menu > ul > li > a{display:block; padding: 14px 35px 14px 15px; box-sizing: border-box; color:#333; font-weight: 400; font-size: 16px; background: url()no-repeat 95% 15px;} 
#menu > ul > li a:hover {color: #000;} 
#menu > ul > li.aa > a {color: #000; background: #e4e4e4 url()no-repeat 95% 14px;} 
#menu > ul > li ul {display: none;} 
/*#menu > ul > li > ul > li{border-bottom: 1px solid #f5f5f5;}*/
#menu > ul > li > ul > li > a {display: block; padding:10px 30px; box-sizing: border-box; color: #333; font-size:16px; background:#f0f0f0 url() no-repeat 95% 1px;}
#menu > ul li.noDepth a {background-image: none !important; }

/*section*/
#section{position:relative;}
.main_title{font-size: 53px; font-weight: 600; color:#282828; position: relative; margin-bottom: 60px;}
.main_title::before{position:relative; top:-10px; width:61px; height: 14px; margin: auto; background: url(/img/before.png)no-repeat 0 0; display: block; content:'';}
.main_title_w{color:#fff;}
.main_title_w::before{background: url(/img/before_w.png)no-repeat 0 0; }
.main_title_o::before{background: url(/img/before.png)no-repeat 0 0; }

/*mainSlide*/
#mainSlide .flexslider{border:0; margin-bottom: 0; border-radius:0; overflow:hidden; padding-top: 80px;}
#mainSlide .flex-control-nav{bottom:23px;}
.flex-direction-nav a{width:53px; height:53px;}
#mainSlide .flex-direction-nav a.flex-next:before{content:" "; display:block; background:url(/img/next_btn.png) 50% 50% no-repeat; background-size:contain; width:53px; height:53px;}
#mainSlide .flex-direction-nav a:before{content:" "; display:block; background:url(/img/prev_btn.png) 50% 50% no-repeat; background-size: contain; width:53px; height:53px;}
#mainSlide .flex-control-paging li a{width: 11px; height: 11px; background-color: rgba(255,255,255,0.7); border:0;
-webkit-box-shadow:none;}
#mainSlide .flex-control-paging li a.flex-active{background:#f15929;}
#mainSlide .slide01{background:url(/img/main01.jpg) center center no-repeat; background-size:cover; width:100%; height:820px; display:block; margin:auto;}
#mainSlide .slide02{background:url(/img/main02.jpg) center center no-repeat; background-size:cover; width:100%; height:820px; display:block; margin:auto;}
#mainSlide .slide03{background:url(/img/main03.jpg) center center no-repeat; background-size:cover; width:100%; height:820px; display:block; margin:auto;}
#mainSlide .slide01 .slide_t1,#mainSlide .slide01 .slide_t2,#mainSlide .slide01 .slide_t3{color: #000;}
.slide_t1{font-size:37px; color:#fff; text-align:left; font-weight:700; line-height:1.5; padding-top:295px;}
.slide_t2{font-size:37px; color:#fff; text-align:left; font-weight:500; line-height:1;}
.slide_t3{font-size:20px; color:#fff; text-align:left; font-weight:400; line-height:1.5; margin-top: 30px;}

/*pt1*/
#pt1{background:url(/img/pt1_bg.png)no-repeat center center; background-size: cover; padding: 170px 0 210px; box-sizing: border-box; background-attachment: fixed; position: relative;}
#pt1 .wrap2{display: none;}
#pt1 .layGrid{height: 2000px;}
#pt1 .inbox{position: absolute;}
#pt1 .inbox .title{color: #000; font-size: 45px; font-weight: 700; line-height: 1.1;}
#pt1 .inbox .title span{font-size: 25px; font-weight: 500;}
#pt1 .inbox .txt::before{content: url(/img/before.png);}
#pt1 .inbox a{color: #000; display: flex; align-items: center;}
#pt1 .inbox .subTitle{margin-top: 25px; font-size: 16px; color: #000; font-weight: 400; line-height: 1.3;}
#pt1 .inbox1{top:0; left: 0; z-index:100; width: 60%; padding-top: 80px;}
#pt1 .inbox1 .title{font-size: 53px; }
#pt1 .inbox1 .btn{display: inline-block;}
#pt1 .inbox1 .btn a{font-weight: 400; font-size: 17px; border: 1px solid #000; padding: 14px 30px; margin-top: 40px;}
#pt1 .inbox1 .btn a:hover{opacity: 0.3; transition: 0.2s;}
#pt1 .inbox1 .btn img{margin-left: 8px;}
#pt1 .inbox2{top: 0; right: 0; height: 530px;}
#pt1 .inbox2 .txt{padding-left: 25px; position: absolute; top: 355px; width: 370px; word-break: keep-all;}
#pt1 .inbox3{top: 650px; left: 0;}
#pt1 .inbox3 .txt{padding-left: 160px; position: absolute; top: 460px; width: 410px; width: 370px; word-break: keep-all;}
#pt1 .inbox4{top: 800px; right: 0;}
#pt1 .inbox4 .txt{padding-left: 20px; position: absolute; top:540px; width: 370px; word-break: keep-all;}
#pt1 .inbox2 .subTitle,#pt1 .inbox3 .subTitle,#pt1 .inbox4 .subTitle{margin-top: 20px;}
#pt1 .btn2 a{color: #000; font-weight: 400; margin-top: 20px;}
#pt1 .btn2 a img{margin-left: 12px;}
#pt1 .btn2 a:hover{opacity: 0.3; transition: 0.2s;}
#pt1 .inbox5{position: absolute; bottom: 0;}
#pt1 .inbox5 .txt{padding-left: 160px; position: absolute; top: 460px; width: 410px; width: 370px; word-break: keep-all;}

/*pt2*/
#pt2{background:url(/img/pt2_bg.png)no-repeat center center; background-size: cover; padding: 170px 0 160px; box-sizing: border-box; background-attachment: fixed; color: #fff;}
#pt2 h2{margin-bottom: 40px; font-weight: 600;}
#pt2 .tech{display: flex; align-items: center; justify-content: center;}
#pt2 .tech li:first-child{border-right: none;}
#pt2 .tech li{border: 1px solid #fff; padding: 20px 75px 30px; box-sizing: border-box; float: left; transition: 0.5s;}
#pt2 .tech li:hover{background-color: rgba(241,89,41,0.75);}
#pt2 .tech li h3{font-size:30px; font-weight: 500; margin: 10px 0;}
#pt2 .tech li p{margin-bottom: 25px; width: 350px; word-break: keep-all;}
#pt2 .tech li a{color: #fff; display: flex; align-items: center; justify-content: center; font-size: 14px;}
#pt2 .tech li a img{margin-left: 8px;}
#pt2 .tech li a:hover{font-weight: 600; transition: 0.3s;}

/*pt3*/
#pt3{background:url(/img/pt3_bg.png)no-repeat center center; background-size: cover; padding: 170px 0 160px; background-attachment: fixed;}
#pt3 h2{margin-bottom: 40px;}
#pt3 a{color: #000;}
#pt3 .layGrid{width: 1280px;}
#pt3 .btnBottom{display: flex; align-items: center; justify-content: center; margin: 0 auto; margin-top: 60px;}
#pt3 .btnBottom img{margin-left: 8px;}
#pt3 .btnBottom a{color: #000; display: flex; align-items: center; font-size: 16px; font-weight: 400; border: 1px solid #000; padding: 14px 30px; margin: 0 7px;}
#pt3 .btnBottom a:hover{opacity: 0.3; transition: 0.2s;}

#pt3 ul.tabs{margin: 0px auto; padding: 0px; list-style: none; display: flex; justify-content: space-between; width: 1000px; margin-top: 10px;}
#pt3 ul.tabs li{cursor: pointer; width: 22%; text-align: center; font-size: 15px;}
#pt3 ul.tabs li img{width: 100%;}
#pt3 ul.tabs li.current{color: #000; font-weight: 600;}
#pt3 ul.tabs li.current img{border: 3px solid #f15929; box-sizing: border-box;}
#pt3 ul.tabs li img:hover{border: 3px solid #f15929; box-sizing: border-box;}
#pt3 .tab-content{display: none; text-align: center;}
#pt3 .tab-content.current{display: inherit;}

/*pt4*/
#pt4{background:url(/img/pt4_bg.jpg)no-repeat center right 25%; background-size: cover; background-attachment:fixed; padding: 170px 0 155px; box-sizing: border-box; color: #fff;}
#pt4 h2{margin-bottom: 50px; color: #fff;}
#pt4 h3{font-size: 30px; font-weight: 500;}
#pt4 p{font-size: 22px; margin-top: 10px;}
#pt4 span{padding: 15px 0;}
.pt4_title{font-size: 23px; font-weight: 500;}
#pt4 ul{display: flex; justify-content: space-evenly; margin-top: 50px;}
#pt4 ul li{width:260px; display: flex; flex-direction: column; word-break: keep-all; align-items: center;}
#pt4 ul li a{font-size: 14px; color: #fff; display: flex; align-items: center;}
#pt4 ul li a img{margin-left: 8px;}
#pt4 ul li a:hover{font-weight: 600; transition: 0.2s;}

/*pt5*/
#pt5{background: url(/img/pt5_bg.jpg)no-repeat center center; background-size: cover; padding: 170px 0 160px; background-attachment: fixed;}
#pt5 .swiper {width:97%; height: 100%; overflow: hidden; margin: 0 auto;}
#pt5 .swiper-slide {
    text-align: left;
    background: #fff;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    align-items: stretch;
}
#pt5 .swiper-slide img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
#pt5 .swiper-slide a.txt{padding: 15px 0 42px 15px; color: #000; font-weight: 500;}
#pt5 .swiper-slide a.txt:hover{text-decoration: underline;}
#pt5 .swiper-slide span{padding: 0 0 15px 15px; font-size: 15px; color: #000; font-weight: 400;}
#pt5 .swiper-button-next{margin-top: 30px; right: -50px;}
#pt5 .swiper-button-prev{margin-top: 30px; left: -50px;}
#pt5 .main_title{margin-bottom: 10px;}
#pt5 p{font-size: 20px; font-weight: 400; color: #000; margin-bottom: 40px;}

/*footer*/
#footer{background-color:#2c2c2c; border-top: 5px solid #f15929; text-align: right; display: flex; align-items: flex-end; font-size: 14px;}
#footer .layGrid{text-align: center; margin: 0 auto; padding: 40px 0;}
#footer .layGrid ul{margin-top: 15px;}
#footer .layGrid ul li{color: #fefefe; line-height: 2;}
#footer .layGrid ul li span{color: #acacac;}
#footer .layGrid ul .copy{font-size: 12px; padding-top: 20px;}

.top_btn{opacity: 0.7; padding: 10px; position: fixed; bottom: 0; right: 0;}
.top_btn:hover{opacity: 1; transition: 0.2s;}

/*****************************************************************************************************************************/

@media screen and (max-width:1450px) {
    #wrap{overflow: auto;}
    .layGrid{width:1150px;}
    #pt1 .inbox2{width: 700px;}
    #pt1 .inbox2>img,#pt1 .inbox3>img,#pt1 .inbox4>img,#pt1 .inbox5>img{width: 100%;}
    #pt1 .inbox2 .txt{top: 300px;}
}

@media screen and (max-width:1300px) {
    .layGrid{width:1000px;}
    #pt1 .wrap{display: none;}
    #pt1 .wrap2{display: block;}
    #pt1 .wrap2 .on{display: none;}
    #pt1 .wrap2 .hidden{width: 100%;}
    #pt1 .wrap2 .layGrid{display: flex; flex-wrap: wrap; align-items: flex-start; height: auto;}
    #pt1 .wrap2 .inbox{position: static;}
    #pt1 .wrap2 .inbox a{color: #000; display: flex; align-items: center;}
    #pt1 .wrap2 .inbox .subTitle{margin-top: 25px; font-size: 16px; color: #000; font-weight: 400; line-height: 1.3; width: 80%; word-break: keep-all;}
    #pt1 .wrap2 .inbox1{z-index:100; width: 40%; margin-top: 30px;}
    #pt1 .wrap2 .inbox1 .title{font-size: 53px;}
    #pt1 .wrap2 .inbox1 .btn{display: inline-block;}
    #pt1 .wrap2 .inbox1 .btn a{font-weight: 400; font-size: 17px; border: 1px solid #000; padding: 14px 30px; margin-top: 40px;}
    #pt1 .wrap2 .inbox1 .btn a:hover{opacity: 0.3; transition: 0.2s;}
    #pt1 .wrap2 .inbox1 .btn img{margin-left: 8px;}
    #pt1 .wrap2 .inbox2{height: auto; width: 60%;}
    #pt1 .wrap2 .inbox2 .txt{padding-left: 0px; position: static; width: 100%; word-break: keep-all; margin:20px 0 100px;}
    #pt1 .wrap2 .inbox3{width: 45%;}
    #pt1 .wrap2 .inbox3 .txt{padding-left: 0px; position: static; width: 100%; word-break: keep-all; margin:20px 0 0;}
    #pt1 .wrap2 .inbox4{width: 45%; margin-left: 10%;}
    #pt1 .wrap2 .inbox4 .txt{padding-left: 0px; position: static; width: 100%; word-break: keep-all; margin:20px 0 0;}
    #pt1 .wrap2 .inbox5{width: 45%; margin: 50px 27.5% 0;}
    #pt1 .wrap2 .inbox5 .txt{padding-left: 0px; position: static; width: 100%; word-break: keep-all; margin:20px 0 0;}
    #pt1 .wrap2 .inbox2 .subTitle,#pt1 .wrap2 .inbox3 .subTitle,#pt1 .wrap2 .inbox4 .subTitle{margin-top: 20px;}
    #pt1 .wrap2 .btn2 a{color: #000; font-weight: 400; margin-top: 20px;}
    #pt1 .wrap2 .btn2 a img{margin-left: 12px;}
    #pt1 .wrap2 .btn2 a:hover{opacity: 0.3; transition: 0.2s;}
   

    #pt3 .layGrid{width: 900px;}
    #pt3 .layGrid video{width: 100%;}
    #pt3 ul.tabs{width: 100%;}

}

@media screen and (max-width: 1200px) {
    .layGrid{width:900px;}
    .logo{padding-left: 15px;}
    #pt2 .swiper-container{width: 98%; margin: 0 1%;}
    #footer .f_mn{margin: 0 3%;}
    #footer .f_bot{padding: 30px;}
    #footer .copyBox p{padding: 10px; box-sizing: border-box;}
}

@media screen and (max-width: 1100px){
    body{font-size: 14px;}
    .main_title{font-size: 35px;}
    .layGrid{width:85%;}
    #header #navi{display:none; justify-content: center;}
    #header{background: rgba(256,256,256,1);}
    #header.f-nav{background:rgba(256,256,256,1);}
    .mobile-menu{display:block; top: 20px;}
    /* .language{display: none;} */
    .logo{padding: 1% 0 0; width: 120px;}

    #mainSlide .slide01{background: url(/img/main01_t.jpg) center center no-repeat; height: 700px; background-size: cover;}
    #mainSlide .slide02{background: url(/img/main02_t.jpg) center center no-repeat; height: 700px; background-size: cover;}
    #mainSlide .slide03{background: url(/img/main03_t.jpg) center center no-repeat; height: 700px; background-size: cover;}
    .slide_t1{text-align: center; padding-top: 230px;}
    .slide_t2{text-align: center;}
    .slide_t3{text-align: center;}

    #pt1 .wrap2 .inbox .subTitle{font-size: 14px; margin-top: 20px;}
    #pt1 .inbox .title{font-size: 35px;}
    #pt1 .inbox .title span{font-size: 20px;}
    #pt1 .wrap2 .inbox1 .title{font-size: 35px;}
    #pt1 .wrap2 .inbox1 .btn a{font-size: 14px; margin-top:25px;}

    #pt2 .pt2_t1{padding-bottom: 20px;}
    #pt2 .pt2_t1 span.tt{font-size: 35px;}
    #pt2 .swiper-slide .fr img{width: 100%;}
    #pt2 .tech li{padding: 20px 50px 30px;}
    #pt2 .tech li p{width: auto; word-break: keep-all; font-size: 14px;}
    #pt2 .tech li h3{font-size: 25px;}

    #pt3 .layGrid{width: 800px;}
    #pt3 .btnBottom a{font-size: 14px;}
    
    #pt4 p{font-size: 14px;}
    #pt4 h3{font-size: 25px;}
    #pt4 span{width: 90%;}

    #pt5 p{font-size: 14px;}
    #pt5 .swiper{width: 85%;}
    #pt5 .swiper-button-next{right: 0;}
    #pt5 .swiper-button-prev{left: 0;}

    #footer .f_mn{margin: 0; width: 14%; padding: 0 1%; box-sizing: border-box;}
    #footer .f_bot .fl{width: 100%;}
    #footer .f_bot .fr{width: 100%; padding-top: 15px;}
    footer .copyBox p{text-align: center;}
}

@media screen and (max-width: 820px){
    .main_title_w::before{background-size: contain; width: 50px;}
    .main_title_o::before{background-size: contain; width: 50px;}
    .main_title{font-size: 30px;}
    .flex-direction-nav a{width: 45px; height: 45px;}
    #mainSlide .flex-direction-nav a.flex-next:before{width: 45px; height: 45px;}
    #mainSlide .flex-direction-nav a:before{width: 45px; height: 45px;}
    #mainSlide .flex-control-paging li a{width: 8px; height: 8px;}
    #mainSlide .slide01{height: 550px;}
    #mainSlide .slide02{height: 550px;}
    #mainSlide .slide03{background: url(/img/main03_t_2.jpg) center center no-repeat; height: 550px;}
    .slide_t1{padding-top: 210px; font-size: 30px;}
    .slide_t2{font-size: 27px;}
    .slide_t3{font-size: 14px; margin-top: 15px;}

    #pt1{padding: 120px 0 150px;}
    #pt1 .inbox .txt::before{position: relative; top: 0; width: 50px; height: 20px; background: url(/img/before.png)no-repeat 0 0; background-size: contain; display: block; content: '';}
    #pt1 .inbox .title{font-size: 30px;}
    #pt1 .wrap2 .inbox2 .txt{margin: 20px 0 50px;}
    #pt1 .wrap2 .inbox1 .title{font-size: 30px;}
    #pt1 .wrap2 .inbox1 .btn a{padding: 10px 20px;}

    #pt2{padding: 120px 0 150px;}

    #pt3{padding: 130px 0 150px;}
    #pt3 .btnBottom{margin-top: 30px; flex-direction: column; }
    #pt3 .btnBottom a{font-size: 14px; padding: 10px 20px; width: 80%; justify-content: center; align-items: center; margin-top: 10px;}
    #pt3 .layGrid{width: 80%;}
    #pt3 ul.tabs{width: 100%;}
    #pt3 ul.tabs li{font-size: 12px;}

    #pt4{padding: 120px 0 150px;}
    #pt4 h2{margin-bottom: 30px;}
    #pt4 h3{font-size: 20px;}
    #pt4 span{height: 90px;}
    #pt4 span.pt4_title{font-size: 20px; height: auto;}

    #pt5{padding: 120px 0 150px;}
    #pt5 .swiper-button-next img,#pt5 .swiper-button-prev img{width: 50px;}
}

@media screen and (max-width: 700px){
    #mainSlide .slide01{background: url(/img/main01_m.jpg) center center no-repeat; height: 700px; background-size: cover;}
    #mainSlide .slide02{background: url(/img/main02_m.jpg) center center no-repeat; height: 700px; background-size: cover;}
    #mainSlide .slide03{background: url(/img/main03_m.jpg) center center no-repeat; height: 700px; background-size: cover;}
    .slide_t1{padding-top: 195px;}
    .flex-direction-nav{display: none;}

    #pt1 .wrap2 .btn2 a{font-size: 12px;}
    #pt1 .wrap2 .btn2 a img{width: 20px; margin-left: 8px;}
    #pt1 .wrap2 .inbox .subTitle{width: 100%; margin-top: 10px;}
    #pt1 .wrap2 .inbox1{padding-top: 0; width: 100%; text-align: center;}
    #pt1 .wrap2 .inbox1 .btn img{width: 20px;}
    #pt1 .wrap2 .inbox1 .btn a{padding: 7px 10px; font-size: 12px;}
    #pt1 .wrap2 .inbox2{width: 100%; margin-top: 50px;}
    #pt1 .wrap2 .inbox3{width: 48%;}
    #pt1 .wrap2 .inbox4{width: 48%; margin-left: 4%;}

    #pt2 .tech li a{font-size: 12px;}
    #pt2 .tech li a img{width: 20px;}

    #pt3{padding: 130px 0 130px;}
    #pt3 .btnBottom a{padding: 7px 10px; font-size: 12px;}
    #pt3 .btnBottom img{width: 20px;}

    #pt4{padding: 120px 0 100px;}
    #pt4 ul{flex-wrap: wrap;}
    #pt4 ul li{width: 80%; margin-bottom: 50px;}
    #pt4 span{height: auto;}

    #pt5 .swiper{width: 80%;}
}

@media screen and (max-width: 500px){
    .logo{width: 100px;}
    .main_title{font-size: 25px;}
    .main_title_w::before{width: 30px; top: 0;}
    .main_title_o::before{width: 30px; top: 0;}

    #mainSlide .slide01{height: 500px;}
    #mainSlide .slide02{height: 500px;}
    #mainSlide .slide03{height: 500px;}
    .slide_t1{padding-top: 120px; font-size: 25px;}
    .slide_t2{font-size: 22px;}
    
    #pt1{padding: 90px 0 110px;}
    #pt1 .wrap2 .inbox1 .title{font-size: 25px;}
    #pt1 .inbox .title{font-size: 25px;}
    #pt1 .inbox .txt::before{width: 30px; height: 15px;}
    #pt1 .wrap2 .inbox2 .txt{margin: 20px 0px 30px;}
    #pt1 .wrap2 .inbox3{width: 100%; margin-bottom: 30px;}
    #pt1 .wrap2 .inbox4{width: 100%; margin-left: 0; margin-bottom: 30px;}
    #pt1 .wrap2 .inbox5{width: 100%; margin: 0;}
    #pt1 .wrap2 .on{display: block;}
    #pt1 .wrap2 .hidden{display: none;}

    #pt2{padding: 90px 0 110px;}
    #pt2 .tech{flex-wrap: wrap;}
    #pt2 .tech li{width: 100%;}
    #pt2 .tech li:first-child{border-right:1px solid #fff; border-bottom: none;}

    #pt3{padding: 90px 0 90px;}
    #pt3 .layGrid{width: 85%;}

    #pt4{padding: 90px 0 50px;}
    #pt4 h3{font-size: 17px;}
    #pt4 p{word-break: keep-all;}

    #pt5{padding: 90px 0 110px;}
    #pt5 .swiper-button-next img, #pt5 .swiper-button-prev img{width: 30px;}

    #footer img{width: 100px;}
    .top_btn img{width: 60px;}
}