.overview-content{margin:0 auto;max-width:1920px;font-weight:400;font-size:16px;}
.overview-content .w1366{width:85.375em;position:relative;margin:0 auto}
.overview-content .w1440{width:90em;position:relative;margin:0 auto}
.overview-content .w1570{position:relative;margin:0 auto;width:98.125em}
.overview-content .w1200{position:relative;margin:0 auto;width:75em}
.overview-content .medium{font-weight:500}
.overview-content .text{padding: 4.75em 0 3.5em;}
.overview-content .text>h2{font-size:3.125em;line-height:1.2;font-weight: 400;}
.overview-content .text>p{padding-top:1em;font-size:1.25em;line-height:1.5}
.overview-content .m-show{display: none;}
.overview-content .section{position: relative;}
.overview-content .bg-text{position: absolute;width: 100%;height:0;bottom: 0;}
.overview-content .bg-text>*{position: absolute;}
.overview-content .text-center{text-align: center;}
.overview-content .flex-wrap{display: flex;flex-wrap: wrap;justify-content: space-between;}
.overview-content .flex-justify{justify-content: space-between;}
.overview-content .flex-nowrap{flex-wrap: nowrap;align-items: center;}
.overview-content .icons-wrap .icon{display: block;background-size:auto 100%;background-repeat:no-repeat;margin: 0 auto;}
@media (max-width:1600px){.overview-content{font-size:1vw}
.overview-content .w1570{width:92em}
}
@media (max-width:1024px){.overview-content{font-size:1.1111vw}
}
@media (max-width:736px){html{font-size:10.35px}
.overview-content{font-size:1rem}
.overview-content .w1366,.overview-content .w1440,.overview-content .w1570,.overview-content .w1200{margin:0;width:auto}
.overview-content .text{text-align:left;padding: 0;}
.overview-content .text>h2{padding:4rem 6% 1.5rem;font-size:2.25rem}
.overview-content .text>p{padding:0 6% 3rem;font-size:1.625rem;line-height:1.5}
.overview-content .m-show{display: block;}
.overview-content .m-hide{display: none;}

}
.overview-content .a{background: url(a.jpg) bottom/120em auto no-repeat;height: 62em;color: #fff;}
.overview-content .a .text{padding: 10em 0 1em;text-align: center;}
.overview-content .a .text h2{font-size: 3.4375em;font-weight: 500;}
.overview-content .a .text h2 .bolder{font-weight: 700;font-size: 1.45em;text-shadow: 0 0 10px rgba(18, 161, 146,1);}
.overview-content .a .text p{font-size: 1.85em;padding-top: .5em;}
.overview-content .a .text .model{display: inline-block;padding: 0 .5em;margin-top: .5em;border-radius: .25em;background: #005564;}
.overview-content .b{background:#cecece url(b.jpg) bottom/100% auto no-repeat;padding-bottom: 15%;}
.overview-content .b .text{padding: 6.5em 47% 2em 3em;}
.overview-content .b .text p{padding-right: 10%;}
.overview-content .b .bg-text{padding-top: 22%;}
.overview-content .b .desc{width: 8%;text-align: center;font-size: 1.25em;line-height:1.3;top: 63%;color: #005564;}
.overview-content .b .desc1{left:9%;}
.overview-content .b .desc2{left:16%;}
.overview-content .b .desc3{left:24%;}
.overview-content .b .desc4{left:32.5%;}
.overview-content .b .desc5{left:40.5%;}
.overview-content .b .desc6{left:48%;}
.overview-content .c{background: #e9e9e9;}
.overview-content .c ul{width: 88%;max-width: 1715px;margin: 0 auto;text-align: center;}
.overview-content .c li{display: inline-block;width: 22.5%;margin: 0 1.125%;padding-bottom: 5.5em;vertical-align: top;}
.overview-content .c .img{height: 0;padding-bottom: 100%;background-position:center;background-size: contain;background-repeat: no-repeat;}
.overview-content .c .img1{background-image: url(c1.jpg);}
.overview-content .c .img2{background-image: url(c2.jpg);}
.overview-content .c .img3{background-image: url(c3.jpg);}
.overview-content .c .img4{background-image: url(c4.jpg);}
.overview-content .c li p.title{font-size: 1.5em;padding: 1em 0;background: #003239;color: #fff;}
.overview-content .d{background:#0b1530 url(d.jpg) bottom/120em auto no-repeat;height: 60em;color:#fff}
.overview-content .d .text{width: 40%;padding-top: 12em;}
.overview-content .d .img{position: relative;margin-top:2em;background: url(d-img.png) center/contain no-repeat;height:0;padding-bottom: 35%;}
.overview-content .d .img .desc{position: absolute;font-size: .875em;font-weight: 400;line-height: 1.4;width: 20%;text-align: center;}
.overview-content .d .img .desc1{left:-4%;top:41.5%}
.overview-content .d .img .desc2{left:-4%;top:88%}
.overview-content .d .img .desc3{left:86.5%;top:41.5%}
.overview-content .d .img .desc4{left:86.5%;top:88%}
.overview-content .d .img .desc5{left:23%;top:38%;text-align: left;}
.overview-content .d .img .desc6{left:63%;top:38%;text-align: right;}
.overview-content .e{background: #3d3d3d;color: #fff;}
.overview-content .e ul{width: 88%;max-width: 1715px;margin: 0 auto;text-align: center;}
.overview-content .e li{display: inline-block;width: 45%;margin:0 2%;padding-bottom: 4em;vertical-align: top;}
.overview-content .e .img{height: 0;padding-bottom: 70%;background-position:center;background-size: contain;background-repeat: no-repeat;}
.overview-content .e .img1{background-image: url(e1.jpg);}
.overview-content .e .img2{background-image: url(e2.jpg);}
.overview-content .e li h3{font-size: 1.25em;line-height: 1.3;padding: 0 8%;font-weight:500;}
.overview-content .e li p{font-size: 1.125em;padding: .75em 8% 0;line-height: 1.3;}
.overview-content .f {background: #cecece;}
.overview-content .f .flex-wrap+.flex-wrap{margin-top: 3.5em;padding-bottom: 4em;}
.overview-content .f .flex1{width: 35%;}
.overview-content .f .flex2{width: 50%;}
.overview-content .f .flex .text h3{font-size: 1.25em;line-height: 1.3;font-weight: 500;}
.overview-content .f .flex .text p{font-size: 1.125em;}
.overview-content .f .flex .img{position:relative;height:0;padding-bottom: 35%;background-position: 0 50%;background-repeat: no-repeat;background-size: contain;}
.overview-content .f .flex .img1{background-image: url(f1.png);}
.overview-content .f .flex .img2{background-image: url(f2.png);padding-bottom: 40%;}
.overview-content .f .img .desc{position: absolute;width: 20%;text-align: center;}
.overview-content .f .img .desc .num{font-size: 1.65em;}
.overview-content .f .img .desc1{left: 12%;top:96%;}
.overview-content .f .img .desc2{left: 63%;top:7%;}
.overview-content .f .img .desc3{left: 56%;top:96%;}
.overview-content .f .img .desc4{left: -24%;top:21%;font-size: 1.125em;color: #004950;width: 32%;text-align: right;}
.overview-content .f .img2 .desc4{top:16%;}
.overview-content .f .img .desc5{font-weight: 500;font-size: 3em;line-height: 1;color:#004950;width: 20%;text-align: right;top:46%;left:-20%}
.overview-content .f .img .desc5 .small{font-size: .5em;}
.overview-content .f .img2 .desc5{font-size: 2.5em;top: 25%;}
.overview-content .f .img .desc6{left: -23%;top:80%;font-size: 1.125em;color: #004950;width: 30%;text-align: right;}
.overview-content .f .img2 .desc6{top:69%;}
.overview-content .f .img2 .desc7{left:-22%;top:84%;text-align: right;width: 30%;}
.overview-content .g{background:#0b1012 url(g.jpg) bottom/100% auto no-repeat;padding-bottom: 37.5%;color:#fff;}
.overview-content .g .text{padding:4.5em 5% 2em;text-align: center;}
.overview-content .g .text .tip{font-size: 1em;opacity: .5;}
.overview-content .g .bg-text{padding-top: 35.75%;}
.overview-content .g .desc{font-size: 1.45em;line-height: 1.3;width: 10%;text-align: center;right:69%;}
.overview-content .g .desc1{top:0;}
.overview-content .g .desc2{top:7.5%;}
.overview-content .g .desc3{top:15.5%;}
.overview-content .g .desc4{top:25%;}
.overview-content .g .desc5{top:63%;right:60%;font-size: 1.875em;text-shadow: 0 0 15px #21bbee;}
.overview-content .g .desc6{font-size: 1.875em;top:63%;right:31%;text-shadow: 0 0 15px #21bbee;}
.overview-content .h{background:#e7e7e7 url(h.jpg) bottom/120em auto no-repeat;padding-bottom: 12em;}
.overview-content .h .text{width: 45%;padding-top: 10em;}
.overview-content .h li{display: inline-block;margin-right: 2em;vertical-align: top;max-width: 8em;}
.overview-content .h .icon{width: 4em;height: 4em;background-image: url(h-icons.png);}
.overview-content .h .icon1{background-position: -3%;}
.overview-content .h .icon2{background-position: 29%;}
.overview-content .h .icon3{background-position: 66%;}
.overview-content .h .icon4{background-position: 100%;}
.overview-content .h li p{font-size: .875em;color: #005564;padding: 1em;text-align: center;line-height: 1.3;}
.overview-content .k{background:#e7e7e7 url(h.jpg) bottom/120em auto no-repeat;padding-bottom: 12em;}
.overview-content .k .text{width: 45%;padding-top: 10em;}
.overview-content .k li{display: inline-block;margin-right: 2em;vertical-align: top;max-width: 8em;}
.overview-content .k .icon{width: 5em;height: 5em;background-image: url(k-icons.png);}
.overview-content .k .icon1{background-position: 0 0;}
.overview-content .k .icon2{background-position: -5em 0;}
.overview-content .k .icon3{background-position: -10em 0;}
.overview-content .k .icon4{background-position: -15em 0;}
.overview-content .k li p{font-size: .875em;color: #005564;padding: 1em 0;text-align: center;line-height: 1.3;}
.overview-content .i .imgs{width: 88%;max-width: 1520px;margin: 0 auto;padding-bottom: 3em;}
.overview-content .i .imgs ul{width:100%;text-align:justify;}
.overview-content .i .imgs ul li{position:relative;display:inline-block;margin-left:1.6875%;vertical-align:middle;}
.overview-content .i .imgs ul .li1{width:26%;}
.overview-content .i .imgs ul .li2{width:49%;}
.overview-content .i .imgs ul .li3{width: 17.75%;}
.overview-content .i .imgs ul li .img{height:0;background-position:center;background-size:contain;background-repeat:no-repeat;}
.overview-content .i .imgs ul .li1 .img{background-image:url(i1.png);padding-bottom: 111%;}
.overview-content .i .imgs ul .li2 .img{background-image:url(i2.png);padding-bottom: 59%;}
.overview-content .i .imgs ul .li3 .img{background-image:url(i3.png);padding-bottom: 164%;}
.overview-content .i .imgs ul li .desc{position:absolute;font-weight:400;color: #005564;}
.overview-content .i .imgs ul li h2.desc{top:5%;left:0;right:0;padding-left:10%;font-size:1.75em;font-weight: 500;}
.overview-content .i .imgs ul li .desc1{top:45%;left:7.25%;}
.overview-content .i .imgs ul li .desc3{top:45%;left:28%;}
.overview-content .i .imgs ul li .desc4{top:45%;left:83%;}
.overview-content .i .imgs ul li .desc5{top:45%;left:47%;}
.overview-content .i .imgs ul li .desc7{top:89%;left:67%;display:inline-block;width:29%;text-align:center;font-size:1.45em;}
.overview-content .j{background: #e7e7e7;}
.overview-content .j ul{width: 88%;max-width: 1715px;margin: 0 auto;text-align: center;}
.overview-content .j li{display: inline-block;width: 46%;margin:0 1.75%;padding-bottom:6em;vertical-align: top;}
.overview-content .j .img{height: 0;padding-bottom: 67%;background-position:center;background-size: contain;background-repeat: no-repeat;}
.overview-content .j .img1{background-image: url(j1.jpg);}
.overview-content .j .img2{background-image: url(j2.jpg);}
.overview-content .j li h3{font-size: 1.45em;line-height: 1.3;padding: 1em 8% 0;font-weight: 700;}
@media screen and (max-width:736px){
    .overview-content .a{background: url(m/a.jpg) bottom/100% auto no-repeat;height: 0;padding-bottom: 133%;}
    .overview-content .a .text{width: auto;padding: 0;}
    .overview-content .a .text h2{font-size: 8.5vw;}
    .overview-content .a .text p{font-size: 5vw;padding: 0 6% 0;}
    .overview-content .a .text .model{margin: 4vw 6%;}
    .overview-content .b{background-image: url(m/b.jpg);padding-bottom: 97%;}
    .overview-content .b .text{padding: 0;width: auto;}
    .overview-content .b .bg-text{padding-top: 92%;}
    .overview-content .b .desc{width: 23%;font-size: 2.75vw;}
    .overview-content .b .desc1{left:7%;top:6%;}
    .overview-content .b .desc2{top:6%;left:37.5%}
    .overview-content .b .desc3{top:6%;left:69.5%}
    .overview-content .b .desc6{top:28%;left:69%}
    .overview-content .b .desc4{top:28%;left:7%}
    .overview-content .b .desc5{top:28%;left:37.5%}
    .overview-content .c ul{padding: 3rem 0 2rem;}
    .overview-content .c li{width: 46.5%;margin: 0 1.125% 2rem;padding:0;}
    .overview-content .c .img{box-shadow: 1px 1px 5px rgba(18, 161, 146, .68);}
    .overview-content .c li p{font-size: 2.75vw;padding: 3vw 0 0;}
    .overview-content .d{background:#050505 url(m/d.jpg) bottom/100% auto no-repeat;height:auto;padding-bottom: 105%;}
    .overview-content .d .text{padding: 0;width: auto;}
    .overview-content .d .img{width: 88%;margin: 0 auto;box-sizing: border-box;}
    .overview-content .d .img .desc{font-size: 2.5vw;}
    .overview-content .e li{width: auto;position: relative;text-align: left;padding-bottom: 70%;margin-bottom: 2rem; font-size: 1.1rem;}
    .overview-content .e .img{position: absolute;bottom:0;width: 100%;}
    .overview-content .e li h3, .overview-content .e li p{padding-left:0;padding-right:0;}
    .overview-content .f .flex .text h3{font-size: 1.875em;padding:2rem 6% 1.25rem;}
    .overview-content .f .flex1,.overview-content .f .flex2{width: 100%;}
    .overview-content .f .flex2{margin-left: 20%;font-size: 2vw;}
    .overview-content .g{background-image: url(m/g.jpg);padding-bottom: 90%;}
    .overview-content .g .text{width:auto;padding: 0;text-align: left;}
    .overview-content .g .bg-text{padding-top: 87.5%;}
    .overview-content .g .desc{font-size: 3vw;width: 20%;right: 75%;}
    .overview-content .g .desc2{top:8.5%;}
    .overview-content .g .desc3{top:18.5%;}
    .overview-content .g .desc4{top:29%;}
    .overview-content .g .desc5{top:72%;right:70%}
    .overview-content .g .desc6{top:72%;right:20%}
    .overview-content .h{background-image: url(m/h.jpg);background-size:100% auto;padding-bottom: 68%;}
    .overview-content .h .text{width: auto;padding:0;}
    .overview-content .h ul{margin: 0 6%;}
    .overview-content .h li{width: 20%;max-width: none;margin: 0 4% 0 0;}
    .overview-content .h li p{padding: 1rem 0 0;}
    .overview-content .k{background-image: url(m/h.jpg);background-size:100% auto;padding-bottom: 68%;}
    .overview-content .k .text{width: auto;padding:0;}
    .overview-content .k ul{margin: 0 6%;}
    .overview-content .k li{width: 20%;max-width: none;margin: 0 4% 0 0;}
    .overview-content .k li p{padding: 1rem 0 0;}
    .overview-content .i .imgs ul .li1{width:60%}
    .overview-content .i .imgs ul .li2{width: 100%;margin-top: 2rem;}
    .overview-content .i .imgs ul .li3{width: 50%;margin-top: 2rem;}
    .overview-content .i .imgs ul li h2.desc{font-size: 1.5rem;}
    .overview-content .i .imgs ul li .desc{font-size: 2.25vw;}
    .overview-content .i .imgs ul li .desc7{font-size: 1.125rem;}
    .overview-content .j li{width: 100%;padding-bottom: 3rem;}
    .overview-content .j .img{box-shadow: none;}
}