/*网页基本样式*/
/* 清除内外边距 */
body, h1, h2, h3, h4, h5, h6, hr, p, blockquote, /* structural elements 结构元素 */
dl, dt, dd, ul, ol, li, /* list elements 列表元素 */
pre, /* text formatting elements 文本格式元素 */
fieldset, legend, button, input, textarea, /* form elements 表单元素 */
th, td  /* table elements 表格元素 */{margin: 0; padding: 0;}

/* 设置默认字体 */
body,button, input, select, textarea { /* for ie */ /*font: 12px/1 SimHei, Helvetica, Arial, "宋体", sans-serif;*/ font: 12px/1 SimHei,"\5B8B\4F53", Tahoma, Helvetica, Arial, sans-serif; /* 用 ascii 字符表示，使得在任何编码下都无问题 */}

ul, ol { list-style: none; }/* 重置文本格式元素 */

a { text-decoration: none; outline: none }a:hover { text-decoration: underline; }

/* 重置表格元素 */table { border-collapse: collapse; border-spacing: 0;}

/* 重置 hr */hr { border: none; height: 1px;}

h1,h2,h3,h4,h5,h6{font-weight: normal;}
em{font-style: normal;}

/* 让非ie浏览器默认也显示垂直滚动条，防止因滚动条引起的闪烁 */html { overflow-y: scroll; }

fieldset, img { border: none; vertical-align: top;}

body{
  overflow: hidden;
}


* {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

a,
a:hover {
  text-decoration: none;
}

.box{ width: 1180px; margin: 0 auto; overflow: hidden; }

.head-box{ position: absolute; top: 0; left: 0; width: 100%; z-index: 200;}
.header{ height: 80px; }
.header .logo{ float: left;; margin-top: 20px; }
.header .logo img{height:50px;}
.header .nav{ float: left; width: 700px; margin-top: 30px;}
.header .nav a{ display: inline-block; margin-left: 30px; line-height: 150%; font-size: 15px; color: #fff; }
.header .nav a:hover,.header .nav a.cur{ border-bottom: 2px solid #fff; }
.header .down{ float: right; margin-left: 10px;margin-top: 20px; border: 1px solid #fff; line-height: 40px; padding: 0 20px; font-size: 15px; color: #fff; }
.header .down a{ color: #fff; }

.about{ padding: 50px 0; }
.about img{ float: right; position: relative; top: 200px; opacity: 0;}
.about .content{ float: left; width: 700px; position: relative; top: 200px; opacity: 0;}
.about .line{ display: inline-block; width: 66px; height: 7px; background-color: #7EE0DD; }
.about h3{ font-size: 34px; margin: 60px 0 40px; }
.about .info{ display: block; line-height: 200%; font-size: 20px; color: #888999; padding-left: 35px; position: relative;}
.about .info span{ position: absolute; top: 15px; left: 0;  display: inline-block;; width: 15px; height: 15px; border: 3px solid #7EE0DD; border-radius: 50%; }

.case h3{ text-align: center; font-size: 34px; margin: 20px 0; }
.case h3 b{ font-weight: normal;; display: block; }
.case h3 span{ display: inline-block; width: 66px; height: 7px; background-color: #7EE0DD; }

#banner{ clear:both; position:relative; z-index:10;}
#banner,#banImg,#banImg a{width:100%;height:616px;overflow:hidden;}
#banImg a{ display:block; background-position:center top; background-repeat:no-repeat;}
#banner div{ display:none; height:23px;margin-bottom:-23px;position:relative;filter:alpha(opacity=25);-moz-opacity:0.25;opacity:0.25;background-color:#000;}
#banNum{ display:none; position:absolute; bottom:12px; z-index:999; right:50%; margin-right:-490px;}
#banNum li{float:left;background:none;margin-left:5px;height:18px;width:18px;cursor:pointer;margin-top:8px;line-height:0;font-size:0; border:1px solid #E50014;}
#banNum li.crn{background-color:#E50014;}

.news{ display: flex; justify-content: space-between; padding: 10px;}
.news li{ width: 345px; height: 235px; border-radius: 12px; box-shadow: 0 0 10px #DBEAF9; text-align: center; position: relative; top: 200px; opacity: 0;}
.news li img{ display: block; margin: 30px auto 15px }
.news li .info{ font-size: 20px; line-height: 150%; color: #888999;}

.show{ padding: 70px 0 40px;}
.show h3{ margin-top: 10px; font-size: 34px; color: #7EE0DD; margin-bottom: 30px;}
.show img{ float: left; margin-right: 65px;width:55%; }
.show .content{ line-height: 200%; color: #888999; font-size: 20px; position: relative; top: 200px; opacity: 0;}

.pro{ display: flex; justify-content: space-between; padding: 20px 0 70px; position: relative; top: 200px; opacity: 0;}
.pro li{ text-align: center; width: 220px;}
.pro li .tit{ font-size: 22px; margin: 10px 0;}
.pro li .info{ line-height: 200%; color: #888999; font-size: 14px; }

.cooper{ display: block;; padding-bottom: 30px; }

.footer{ background-color: #1C1E36; padding: 40px 0; overflow: hidden; margin-top:40px;}
.footer .contact{ float: left; width: 600px; font-size: 12px; line-height: 180%; color: #999;}
.footer .contact h3{ color: #7EE0DD; font-size: 16px; margin-bottom: 20px;}
.footer .contact .content{ background: url(../images/bg1.png) no-repeat 0 2px; padding-left: 27px;background-size: 17px 78px; }
.footer .code{ float: right; width: 200px; text-align: center; line-height: 240%;}
.footer .code span{ display: block; font-size: 12px; color: #999; }

.fixed{ width: 55px; position: fixed; bottom: 200px; right: 20px; z-index: 100; }
.fixed a{ display: block; margin-bottom: 10px; }

.problem .content{ float: none; display: block;; width: 100%; }
.problem .content li{ display: block;; margin-bottom: 50px; }
.problem .content li .tit{ display: block;; font-size: 24px; color: #31a2ff; }
.problem .content li .tit b{ font-size: 30px; }
.problem .content li .info{ display: block;; font-size: 20px; color: #888999; padding: 0;}
.problem .content li .info b{ color: #7edfdd; font-size: 30px; }
#btn,.mobile-banner,.mobile-info{ display: none; }

/**2019-3-7 20:07:55**/
.down-banner img{ display: block; max-width: 100%; }
.down-code-box{ box-shadow: 0 0 20px #93c3ec;width: 800px; padding: 60px 50px 20px; margin: -150px auto 0; background-color: #fff;  border-radius: 15px; overflow: hidden; position: relative; z-index: 999;}
.down-code-box .code{ float: left; margin-right: 30px; }
.down-code-box .btn{ width: 390px; margin-bottom: 40px;}
.down-about{ text-align: center; }
.down-about img{ width: 1000px; margin: 20px auto 0; overflow: hidden;}
.down-mobile{ display: none; text-align: center; position: relative;}
.down-mobile img{ display: block; margin: 0 auto; max-width: 100%; }
.down-mobile img.down-btn{ position: absolute; top: 28%; left: 50%; margin-left: -120px; width: 240px; }
.down-mobile img.down-ar{ position: absolute; top: 33%; left: 50%; margin-left: -15px; width: 30px; }

@media only screen and (max-width: 768px) {
  .box{ width: calc(100% - 10px); padding: 0 5px;}
  .box img{ max-width: 100%; }
  .fixed{ display: block; }
  #kefu{ display:none;}
  .down-pc{ display: none; }
  .down-mobile{ display: block; }
  

  .header{ height: auto; }
  .header .nav{ display: none; float: none; width: 100%; position: absolute; top: 60px; left: 0; background-color: #fff; margin-top: 0; z-index: 400; }
  .header .nav a{ display: block; line-height: 40px; color: #37ACF5; border-bottom: 1px solid #eee; font-size: 14px; text-align: center; margin: 0;}
  .header .nav a:hover{ border-bottom: 1px solid #eee; }
  #btn{ display: block; height: 40px; margin-top: 5px; float: right;}
  .header .down{ padding: 0 10px; margin: 10px 5px 0 0; background-color: #fff; line-height: 30px;}
  .header .down a{ color: #3B6FFD;}

  .header .logo{ margin-top: 10px; }
  .header .logo img{height:40px;}
  #banner{ display: none; }
  #banner,#banImg,#banImg a{ height: 350px; }
  #banImg a{ background-size: auto 100%; }
  .mobile-banner{ display: block; max-width: 100%; }

  .about .content{ float: none; width: 100%; padding: 20px; top: 0; opacity: 1;}
  .about h3{ font-size: 18px; margin: 15px 0;}
  .about .info{ font-size: 13px; }
  .about .info span{ top: 7px; }

  .case h3{ font-size: 20px; text-align: left; padding: 0 20px; position: relative; overflow: hidden;}
  .case h3 span{ position: absolute; top: 0; left: 20px; }
  .case h3 b{ margin-top: 20px; }

  .news{ padding: 10px 0; }
  .news li{ height: 150px; top: 0; opacity: 1; margin: 0 3px;}
  .news li img{ height: 60px; margin: 15px auto;}
  .news li .info{ display: none; font-size: 12px; }
  .news li .mobile-info{ display: block; }
  .show{ position: relative; padding-bottom: 240px;}
  .show h3{ font-size: 20px; margin: 0; display: block; padding: 20px 20px 10px;}
  .show img{ float: none; margin-left: 15px; position: absolute; top: 200px; max-width: calc(100% - 35px);width: 100%;}
  .show .content{ font-size: 14px; top: 0; opacity: 1; padding: 0 20px;}

  .pro{ display: block; padding: 20px 0; top: 0; opacity: 1; overflow: hidden;}
  .pro li{ float: left; width: 50%; margin: 0 auto 10px;}
  .pro li .tit{ font-size: 18px; color: #43A5FA; margin: 5px 0;}
  .pro li .info{ font-size: 12px; line-height: 150%; }

  .mobile-cooper{ display: none; }

  .footer .contact,.footer .code{ display: block; float: none; width: 100%; }
  .footer .code{ display: none; }
  .problem .content li .tit,.problem .content li .tit b,.problem .content li .info,.problem .content li .info b{ font-size: 14px; }
  .problem .content li{ margin-bottom: 20px; }
  .pro li img{ height: 140px; }
  .footer .contact{padding-left: 25px;}


}
@media only screen and (max-width: 360px) {
  .box{ width: calc(100% - 10px); padding: 0 5px;}
  .box img{ max-width: 100%; }
  .fixed{ display: block; }
    #kefu{ display:none;}

  .header{ height: auto; }
  .header .nav{ display: none; float: none; width: 100%; position: absolute; top: 60px; left: 0; background-color: #fff; margin-top: 0; z-index: 400; }
  .header .nav a{ display: block; line-height: 40px; color: #37ACF5; border-bottom: 1px solid #eee; font-size: 14px; text-align: center; margin: 0;}
  .header .nav a:hover{ border-bottom: 1px solid #eee; }
  #btn{ display: block; height: 40px; float: right;}
  .header .down{ padding: 0 10px; margin: 7px 7px 0 0; background-color: #fff; line-height: 35px;}
  .header .down a{ color: #3B6FFD;}

  .header .logo{ margin-top: 10px; }
  .header .logo img{height:40px;}
  #banner{ display: none; }
  #banner,#banImg,#banImg a{ height: 350px; }
  #banImg a{ background-size: auto 100%; }
  .mobile-banner{ display: block; max-width: 100%; }

  .about .content{ float: none; width: 100%; padding: 20px; top: 0; opacity: 1;}
  .about h3{ font-size: 18px; margin: 15px 0;}
  .about .info{ font-size: 13px; }
  .about .info span{ top: 7px; }

  .case h3{ font-size: 20px; text-align: left; padding: 0 20px; position: relative; overflow: hidden;}
  .case h3 span{ position: absolute; top: 0; left: 20px; }
  .case h3 b{ margin-top: 20px; }


  .news{ padding: 10px 0; }
  .news li{ height: 150px; top: 0; opacity: 1;}
  .news li img{ height: 60px; margin: 15px auto;}
  .news li .info{ display: none; font-size: 12px; }
  .news li .mobile-info{ display: block; }
  .show{ position: relative; padding-bottom: 240px;}
  .show h3{ font-size: 20px; margin: 0; display: block; padding: 20px 20px 10px;}
  .show img{float: none; margin-left: 15px; position: absolute; top: 200px; max-width: calc(100% - 35px);width: 100%;}
  .show .content{ font-size: 14px; top: 0; opacity: 1; padding: 0 20px;}

  .pro{ display: block; padding: 20px 0; top: 0; opacity: 1; overflow: hidden;}
  .pro li{ float: left; width: 50%; margin: 0 auto 10px;}
  .pro li .tit{ font-size: 18px; color: #43A5FA;}
  .pro li .info{ font-size: 12px; }

  .mobile-cooper{ display: none; }

  .footer .contact,.footer .code{ display: block; float: none; width: 100%; }
  .footer .code{ display: none; }
  .footer .contact{padding-left: 25px;}
  .problem .content li .tit,.problem .content li .tit b,.problem .content li .info,.problem .content li .info b{ font-size: 14px; }
  .problem .content li{ margin-bottom: 20px; }
}
@media(min-device-width:375px)and(max-device-width:667px)and(-webkit-min-device-pixel-ratio:2){/*iphone6*/
  .box{ width: calc(100% - 10px); padding: 0 5px;}
  .box img{ max-width: 100%; }
  .fixed{ display: block; }
  #kefu{ display:none;}

  .header{ height: auto; }
  .header .nav{ display: none; float: none; width: 100%; position: absolute; top: 60px; left: 0; background-color: #fff; margin-top: 0; z-index: 400; }
  .header .nav a{ display: block; line-height: 40px; color: #37ACF5; border-bottom: 1px solid #eee; font-size: 14px; text-align: center; margin: 0;}
  .header .nav a:hover{ border-bottom: 1px solid #eee; }
  #btn{ display: block; height: 40px; float: right;}
  .header .down{ padding: 0 10px; margin: 7px 7px 0 0; background-color: #fff; line-height: 35px;}
  .header .down a{ color: #3B6FFD;}

  .header .logo{ margin-top: 10px; }
  .header .logo img{height:40px;}
  #banner{ display: none; }
  #banner,#banImg,#banImg a{ height: 350px; }
  #banImg a{ background-size: auto 100%; }
  .mobile-banner{ display: block; max-width: 100%; }

  .about .content{ float: none; width: 100%; padding: 20px; top: 0; opacity: 1;}
  .about h3{ font-size: 18px; margin: 15px 0;}
  .about .info{ font-size: 13px; }
  .about .info span{ top: 7px; }

  .case h3{ font-size: 20px; text-align: left; padding: 0 20px; position: relative; overflow: hidden;}
  .case h3 span{ position: absolute; top: 0; left: 20px; }
  .case h3 b{ margin-top: 20px; }


  .news{ padding: 10px 0; }
  .news li{ height: 150px; top: 0; opacity: 1;}
  .news li img{ height: 60px; margin: 15px auto;}
  .news li .info{ display: none; font-size: 12px; }
  .news li .mobile-info{ display: block; }
  .show{ position: relative; padding-bottom: 240px;}
  .show h3{ font-size: 20px; margin: 0; display: block; padding: 20px 20px 10px;}
  .show img{ float: none; margin-left: 15px; position: absolute; top: 200px; max-width: calc(100% - 35px);width: 100%;}
  .show .content{ font-size: 14px; top: 0; opacity: 1; padding: 0 20px;}

  .pro{ display: block; padding: 20px 0; top: 0; opacity: 1; overflow: hidden;}
  .pro li{ float: left; width: 50%; margin: 0 auto 10px;}
  .pro li .tit{ font-size: 18px; color: #43A5FA;}
  .pro li .info{ font-size: 12px; }

  .mobile-cooper{ display: none; }

  .footer .contact,.footer .code{ display: block; float: none; width: 100%; }
  .footer .contact{padding-left: 25px;}
  .footer .code{ display: none; }
  .problem .content li .tit,.problem .content li .tit b,.problem .content li .info,.problem .content li .info b{ font-size: 14px; }
  .problem .content li{ margin-bottom: 20px; }
}