*{margin:0px; padding:0px; list-style: none;box-sizing: border-box;font-family:Microsoft YaHei;}
a{ color:#333}
a, body, div, html, img, li, ul,dl,dt,dd { border: 0; margin: 0; padding: 0; text-decoration:none;}
html, body { margin:0px auto; padding:0px; color:#333;font-size: 12px; }
img { color: transparent; font-size:12px;  -ms-interpolation-mode: bicubic; }
ol, ul ,dl ,dt,dd{ list-style: none;  }
em, i, b, sub, sup { font-style: normal; }
.clear-fix:after,.w1200::after {content: '';display: block;clear: both;}
.clear-fix,.w1200 {zoom: 1;}
.w1200{width: 1200px;margin: 0 auto;height: 100%;}
body{min-width: 1400px;}
/* 头部 */
.top{
  width: 100%;
  position: fixed;
  top: 0;
  padding: 20px 0;
  /* padding: 30px 0; */
  min-width: 1200px;
  z-index: 1000;
}
.nav{
  float: left;
  margin-left: 130px;
}
.nav li{
  margin: 0 20px;
  float: left;
  height: 50px;
}
.nav li:hover,.nav li.curr{
  border-bottom: 3px solid #fff;
}
.nav li a{
  color: #fff;
  font-size: 18px;
  line-height: 50px;
  display: block;
  width: 100%;
  height: 100%;
  padding: 0 20px;
}
.top_logo{
   display: block;
   background: url('../images/logo.png') no-repeat center center;
   width: 148px;
   height: 50px; 
   float: left;
}

/* banner */
.banner{
  display: block;
  height: 844px;
  min-width: 1200px;
  background: url('../images/banner.png') no-repeat center center;
  min-width: 1200px;
}

/* 概述 */
.desc{
  background: #f7fafe;
  height: 390px;
  min-width: 1200px;
}
.left_img{
  float: left;
  width: 565px;
  position: relative;
}
.left_img .desc_img{
  position: absolute;
  left: 195px;
  top: 65px;
}
.right_content{
  float: right;
  width: 633px;
  padding-top: 96px;
}
.content_box .title{
  height:56px;
  background: url('../images/title_bg.png') no-repeat left center;
  padding: 15px 0;
  text-align: center;
  font-size: 24px;
  line-height: 24px;
  color: #0255d9;
  width: 293px;
}
.content_box .content{
  margin-top: 40px;
  line-height: 30px;
  font-size: 16px;
  color: #666;
  position: relative;
  padding-left: 10px;
}
.content_box .content::before{
  content: '';
  border-left: 4px solid #0053d9;
  position: absolute;
  left: 0;
  top: 7px;
  height: 16px;
}

/* 人脸检测 */
.face_check{
  background: #fff;
  height: 540px;
  min-width: 1200px;
}
.right_img{
  position: relative;
  width: 625px;
  float: right;
}
.right_img .check_img{
  position: absolute;
  left: 100px;
  top: 120px;
}
.left_content{
  float:  left;
  width: 574px;
  padding-top: 125px;
}
.high{
  margin-top: 36px;
}
.high .item{
  float: left;
  padding: 0 58px;
  position: relative;
}
.high .item:first-child{
  padding-left: 0;
}
.high .item::after{
  content: '';
  position: absolute;
  right: 0;
  top: 18px;
  height: 34px;
  border-right: 1px dashed #ccc;
}

/* 人脸搜索 */
.face_search{
  height: 463px;
  background: #f7fafe;
  min-width: 1200px;
}
.left_img .search_img{
  position: absolute;
  left: 20px;
  top: 50px;
}
.face_search .right_content{
  padding-top: 145px;
}

/* 人脸对比 */
.face_contrast{
  height: 504px;
  background: #fff;
  min-width: 1200px;
}
.right_img .contrast_img{
  position: absolute;
  right: 98px;
  top: 122px;
}
.face_contrast .left_content{
  padding-top: 158px;
}

.flow{
  background: #f7fafe;
  height:556px;
}
.left_img .flow_img{
  position: absolute;
  top: 96px;
  left: 0;
}
.flow .right_content{
  width: 544px;
  padding-top: 158px;
}


.footer1{
  width: 100%;
  height: 122px;
  background: #081e86;
  padding: 40px 0;
  min-width: 1200px;
}
.footer1 .logo{
  float: left;
  width: 173px;
  height: 52px;
  margin-top: -6px;
}
.footer1 .detail{
  float: left;
  margin-left: 13px;
  padding-left: 13px;
  border-left: 2px solid #fff;
  height: 43px;
}
.footer1 .detail .yzr{
  font-size: 18px;
  color: #fff;
  line-height: 18px;
}
.footer1 .detail .yzr_detail{
  font-size: 14px;
  color: #fff;
  line-height: 14px;
  margin-top: 11px;
}
.footer1 .button{
  display: block;
  float: right;
  background: url('../images/button_bg.png') no-repeat center center;
  background-size: 100% 100%;
  width: 139px;
  height: 42px;
  line-height: 42px;
  font-size: 16px;
  text-align: center;
  color: #fff;
}

.footer2{
  height: auto;
  background: #081e86;
  border-top: 1px solid #505fa9;
  min-width: 1200px;
  padding:20px 0;
}
.footer2 .left,
.footer2 .middle,
.footer2 .right
{
  float: left;
  padding-top: 27px;
}
.footer2 .left{
  width: 380px;
}
.footer2 .middle{
  width: 482px;
}
.footer2 .right p{
  padding-left: 11px;
  margin-bottom: 16px;
}
.footer2 p{
  font-size: 20px;
  color: #fff;
  margin-bottom:20px;
}
.footer2 .a_box{
  margin-bottom:10px;
}
.footer2 a{
  font-size: 16px;
  color: #ced2e7;
}
.footer2 a:hover{
  color:#fff;
}
.footer3{
  background: #07196f;
  height: 52px;
  line-height: 52px;
  color: #838cb7;
  text-align: center;
  font-size: 14px;
  min-width: 1200px;
}