/*
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color:red !important;/* Firefox、IE7支持 
_color:red;IE6支持 
*color:red;IE6、IE7支持 
*+color:red;IE7支持/
color:red\9;IE6、IE7、IE8支持 
color:red\0;IE8支持
@media screen and(-webkit-min-device-pixel-ratio:0){} chrome
background:linear-gradient(#e99c40,#d35224);-webkit-background:linear-gradient(#e99c40,#d35224);
filter:progid:DXImageTransform.Microsoft.gradient(startcolorstr=#8fc320,endcolorstr=#122b88,gradientType=1);
-webkit-appearance:none;appearance:none;pointer-events:none;select::-ms-expand{display:none;}
@media screen and (min-width:540px){}
@media screen and (max-width:320px){}
-moz-user-select:none;-webkit-user-select:none;-ms-user-select:none;user-select:none;*/

/*--默认--*/
html,body,div,span,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,address,big,cite,code,del,em,font,img,ins,small,strong,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend{margin:0;padding:0;}
body{font-family:微软雅黑,黑体;min-width:320px;margin:auto;}
ol,ul,li{list-style:none outside none;}
a{text-decoration:none;color:inherit;cursor:pointer;outline:none;}
img{border:none;vertical-align:middle;max-width:100%;max-height:100%;}
table{border-collapse:collapse;width:100%;}

h1,h2,h3,h4,h5,h6{font-weight:normal;line-height:1.3;}
i,em,b,strong{font-style:normal;font-weight:normal;}
input,textarea,select{padding:0;font-family:inherit;outline:none;resize:none;background:none;border:none;font-size:inherit;color:inherit;}
input::-moz-placeholder{color:inherit;opacity:0.5;font-size:inherit;}
textarea::-moz-placeholder{color:inherit;opacity:0.5;font-size:inherit;}
select::-moz-placeholder{color:inherit;opacity:0.5;font-size:inherit;}
::-webkit-input-placeholder{color:inherit;opacity:0.5;font-size:inherit;}
::-ms-input-placeholder{color:inherit;opacity:0.5;font-size:inherit;}


/*--滚动条插件--*/
.jspContainer{overflow:hidden;position:relative;}.jspPane{position:absolute;}.jspVerticalBar{position:absolute;top:0;right:0;width:16px;height:100%;}.jspHorizontalBar{position:absolute;bottom:0;left:0;width:100%;height:16px;}.jspVerticalBar *,.jspHorizontalBar *{margin:0;padding:0;}.jspCap{display:none;}.jspHorizontalBar .jspCap{float:left;}.jspTrack{background:#dde;position:relative;}.jspDrag{background:#ddd;position:relative;top:0;left:0;cursor:pointer;}.jspHorizontalBar .jspTrack,.jspHorizontalBar .jspDrag{float:left;height:100%;}.jspArrow{background:#50506d;text-indent:-20000px;display:block;cursor:pointer;}.jspArrow.jspDisabled{cursor:default;background:#80808d;}.jspVerticalBar .jspArrow{height:16px;}.jspHorizontalBar .jspArrow{width:16px;float:left;height:100%;}.jspVerticalBar .jspArrow:focus{outline:none;}.jspCorner{background:#eeeef4;float:left;height:100%;}* html .jspCorner{margin:0 -3px 0 0;}.jspVerticalBar{width:6px;}.jspDrag{background:#a99479;border-radius:8px;}.jspTrack{background:#f5f5f5;border-radius:8px;}

.mCSB_scrollTools .mCSB_draggerRail{background:#ddd;width:2px;}
.mCSB_scrollTools .mCSB_dragger .mCSB_dragger_bar{width:6px;background:#333;}

/*@font-face{
    font-family:en;src: url('fonts/AvianRegular.eot');src: url('fonts/AvianRegular.eot?#iefix') format('embedded-opentype'),url('fonts/AvianRegular.woff2') format('woff2'),url('fonts/AvianRegular.woff') format('woff'),url('fonts/AvianRegular.ttf') format('truetype'),url('fonts/AvianRegular.svg#AvianRegular') format('svg');}*/
@font-face {
    font-family:impact;src: url('../font/impact.eot');src: url("../font/impact.eot") format("embedded-opentype"), url("../font/impact.woff") format("woff"), url("../font/impact.ttf") format("truetype"), url("../font/impact.svg") format("svg");}
@font-face{
    font-family:icon;src: url('../font/iconfont.eot');src: url('../font/iconfont.eot') format('embedded-opentype'),url('../font/iconfont.woff') format('woff'),url('../font/iconfont.ttf') format('truetype'),url('../font/iconfont.svg') format('svg');}

/*--类--*/
.gray{-webkit-filter: grayscale(100%);filter:grayscale(100%);filter:gray;}
.fl{float:left;}
.fr{float:right;}
.clearfix:after{content:"";clear:both;display:block;}
.footer_b{position:fixed;left:0;bottom:0;width:100%;}

.select{display:inline-block;width:210px;height:30px;line-height:30px;color: #707070;position: relative;border:1px solid #ddd;text-align: left;cursor: pointer;}
.select:before{content:"";background:url(https://www.pku.edu.cn/Public/static/themes/image/arrow7.png) center center no-repeat;width:21px;height:12px;right:10px;top:50%;margin-top:-6px;position: absolute;}
.select span{display:block;margin:0 10px 0 10px;}
.select ul{position:absolute;left:-1px;right:-1px;top:100%;background: #f0f0f0;display:none;}
.select li{padding:0 20px;line-height:40px;}

.checkbox{cursor: pointer;}
.checkbox i{display:inline-block;vertical-align: sub;width: 15px;height:15px;text-align: center;border:1px solid #fff;margin-right:10px;line-height:15px;font-size: 0;}
.checkbox.ckd i:after{content:"";width:5px;height:5px;background:#fff;display:block;margin:5px 5px 0;}

.radio{cursor: pointer;margin-right:45px;}
.radio i{display:inline-block;vertical-align: sub;width: 15px;height:15px;text-align: center;border:1px solid #fff;margin-right:10px;line-height:15px;font-size: 0;border-radius:100%;}
.radio.ckd i:after{content:"";width:5px;height:5px;background:#fff;display:block;margin:5px 5px 0;border-radius:100%;}

/*--通用--*/
body{font-size:14px;color:#333;line-height:1.6;min-width:320px;}
.h{line-height:1.3;}
.h1{line-height:1.3;}
.h2{line-height:1.3;}
.h3{line-height:1.3;}
.block{width:1400px;margin:auto;}
.text .p{line-height:1.7;text-align:left;}
.nav_main_m{display:none;}
.search_m{display:none;}
.scmbtn{display:none;}
.prev{cursor: pointer;}
.next{cursor: pointer;}

.layer{background:rgba(0,0,0,0.8);position: fixed;left:0;top:0;right:0;bottom:0;z-index:10;opacity:0;visibility:hidden;transition:all 0.3s ease-out 0s;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;}
.layer.showdiv{opacity:1;visibility:visible;}
.layer .close{font-size:60px;font-family:icon;position:absolute;right:50px;top:50px;width:80px;height:80px;text-align: center;line-height:80px;cursor:pointer;color:#ccc;}
.layer .search_box{height:45px;line-height:45px;width:550px;display:-ms-flexbox;display:flex;transform:translateY(-50px);opacity:0;margin-top:-100px;}
.layer.showdiv .search_box{transform:none;transition:all 0.5s ease-out 0s;opacity:1;}
.layer .search_box .kw{background:#fff;box-shadow:3px 3px 3px rgba(0,0,0,0.5) inset;-ms-flex:1;flex:1;padding:0 12px;font-size:16px;-webkit-appearance:none;appearance:none;border-radius:0;}
.layer .search_box .ok{background:#048476;color:#fff;width:120px;text-align: center;font-size:18px;cursor: pointer;-webkit-appearance:none;appearance:none;border-radius:0;}
.layer .picbox{width:100%;height:100%;text-align:center;}
.layer .picbox:after{content:"";vertical-align:middle;height:100%;display:inline-block;}
.layer .picbox img{max-width:80%;max-height:80%;width:auto;height:auto;}
.layer .picbox video{width:1000px;height:auto;display:inline-block;vertical-align:middle;}
.layer .leader_box{background:#fff;border-top:3px solid #ca0d0d;width:1100px;position:relative;}
.layer .leader_box .inner{padding:60px;}
.layer .leader_box .close{color:#aaa;right:0;top:0;font-size:30px;}
.layer .leader_box .t{display:flex;align-items:center;}
.layer .leader_box .pic{width:160px;}
.layer .leader_box .txt{margin-left:50px;}
.layer .leader_box .txt .h{font-size:18px;}
.layer .leader_box .txt .p{margin-top:15px;}
.layer .leader_box .txt .p span{margin-right:30px;}
.layer .leader_box .text{margin-top:40px;max-height:300px;overflow: hidden;}
.layer .leader_box .mCSB_scrollTools .mCSB_dragger .mCSB_dragger_bar{background:#ca0d0d;}
.layer .leader_box .text p{margin-top:20px;}
.layer .leader_box .text p:first-child{margin-top:0px;}

.share-box{display:inline-block;vertical-align:middle;text-align:center;}
.share-box:after{content:'';display:table;clear:both;}
.share-box .share-item{position:relative;float:left;border-radius:50%;cursor:pointer;}
.share-box a.share-item{margin:0;padding-left:0;height:auto;background-image:none;font-size:inherit;line-height:inherit;}
.share-box .share-item:after{content:'';vertical-align:top;font-family:"icon" !important;font-style:normal;-webkit-font-smoothing:antialiased;-webkit-text-stroke-width:0.2px;-moz-osx-font-smoothing:grayscale;display: inline-block;color:#fff !important;}
.share-box .icon-wchat:after{content:'\e603';font-size:1.05em;margin-top:0.05em;}
.share-box .icon-qq:after{content:'\e606';}
.share-box .icon-qzone:after{content:'\e60a';}
.share-box .icon-sinawb:after{content:'\e605';}
.share-box .icon-txwb:after{content:'\e609';}
.share-label{display:inline-block;}
.share-item .code{position:absolute;bottom:100%;left:50%;margin-left:-70px;margin-bottom:10px;margin-top:15px;padding:10px;width:140px;background-color:#fff;border-radius:3px;box-shadow:0 0 10px rgba(0,0,0,0.15);border-radius:5px;box-sizing:border-box;visibility: hidden;opacity: 0;transform:translateY(-10px);transition:all 0.2s ease-out 0s;z-index: 99;}
.share-item .code:after{content:'';position:absolute;left:50%;top:100%;margin-left:-8px;width:0;height:0;border:8px solid transparent;font-size:0;border-top-color:#fff;}
.share-item .code > img{display:block;width:100%;}
.share-item:hover .code{visibility:visible;opacity:1;transform:none;}
.share-box a.share-item{margin-left:3px;width:32px;height:32px;line-height:32px;font-size:20px;}
.share-box a.share-item.icon-sinawb{font-size:23px;}
.share-box a.share-item:hover{opacity:1;z-index:1;}
#bdshare_weixin_qrcode_dialog{-webkit-box-sizing:content-box;box-sizing:content-box;}

.pd120{padding-top:120px;padding-bottom:120px;}
.pdt120{padding-top:120px;}
.pdb120{padding-bottom:120px;}
.pd110{padding-top:110px;padding-bottom:110px;}
.pdt110{padding-top:110px;}
.pdb110{padding-bottom:110px;}

.imgzoom .pic{overflow:hidden;}
.imgzoom .pic img{transition:all 0.4s ease-out 0s;}
.imgzoom:hover .pic img{transform:scale(1.05);}


.fz48{font-size:48px;line-height:1.3;}
.fz40{font-size:40px;line-height:1.3;}
.fz30{font-size:30px;line-height:1.3;}
.fz24{font-size:24px;line-height:1.3;}
.fz20{font-size:20px;line-height:1.3;}




.header{position:fixed;left:0%;top:0;right:0%;z-index:3;transition:all 0.7s ease-out 0s;}
.header{opacity:0;transform:translateY(-100%);}
.header.showdiv{opacity:1;transform:none;}
.body_home.showdiv .header{transform:none;opacity:1;}
.header .d1{background:#048476;color: #d39797;line-height:0px;height:0px;font-size:14px;transition:all 0.2s ease-out 0s;overflow:hidden;}
.header.lit .d1{height:0;}
.header .d1 .nav_l i{margin:0 18px;font-size:12px;}
.header .d1 .nav_l a{display:inline-block;line-height:1;}
.header .d1 .nav_l a:before{content:"";display: block;margin-bottom:5px;border-top:2px solid #d39797;transition:all 0.1s ease-out 0s;;transform:scaleX(0);}
.header .d1 .nav_l a.now{color:#fff;}
.header .d1 .nav_l a.now:before{transform:scaleX(1);border-color:#fff;}
.header .d1 .nav_l a:hover:before{transform:scaleX(1);border-color:#fff;}
.header .d1 .nav_r a{margin-left:30px;}
.header .d1 .nav_r a{display:inline-block;line-height:1;}
.header .d1 .nav_r a:before{content:"";display: block;margin-bottom:5px;border-top:2px solid #d39797;transition:all 0.1s ease-out 0s;;transform:scaleX(0);}
.header .d1 .nav_r a.now{color:#fff;}
.header .d1 .nav_r a.now:before{transform:scaleX(1);border-color:#fff;}
.header .d1 .nav_r a:hover:before{transform:scaleX(1);border-color:#fff;}
.header .d2{transition:all 0.3s ease-out 0s;height:85px;height:85px;background:linear-gradient(rgba(0,0,0,0.7),rgba(0,0,0,0));}
.header .block{position:relative;height:100%;display:-ms-flexbox;display:flex;-ms-flex-pack:justify;justify-content:space-between;-ms-flex-align:center;align-items:center;}
.header .logo{height:100%;width:310px;}
.header .logo a{height:100%;font-size:0;display:block;}
.header .logo img{max-height:65%;vertical-align:middle;display:inline-block;}
.header .logo a:after{content:"";display:inline-block;height:100%;vertical-align:middle;}
.header .nav_main{text-align: center;font-size:18px;}
.header .nav_main a{margin:0 25px;color: #fff;display:inline-block;position:relative;}
.header .nav_main a:after{content:"";border-bottom:2px solid #048476;margin-top:5px;display:block;width:100%;transition:all 0.2s ease-out 0s;transform:scaleX(0);}
.header .nav_main a:before{content:"";border-left:2px solid #048476;height:25px;transition:all 0.2s ease-out 0s;transform:scaleY(0);position:absolute;left:50%;top:100%;transform-origin:center top;}
.header .nav_main a.hover:before{transform:none;}
.header .nav_main a.now:after{transform:none;}
.header .nav_main a.hover:after{transform:none;}
.header .tools{color: #fff;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;}
.header .tools .a{border:1px solid #fff;border-radius:100%;margin-left:20px;width:34px;height:34px;line-height:34px;position:relative;}
.header .tools .a>a{display:-ms-flexbox;display:flex;width:100%;height:100%;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;}
.header .tools .sc a:after{content:"\e672";font-size:20px;font-family:icon;}
.header .tools .log i:after{content:"\e601";font-size:20px;font-family:icon;}
.header .tools .share-box{float:left;}
.header .tools .lang{font-size:16px;font-family:en;text-transform: uppercase;font-family:Arial;}
.header .tools .search{background:#fff;border-radius:5px;box-shadow:0 0 10px rgba(0,0,0,0.15);width:250px;height:36px;position: absolute;right:-2px;top:0;opacity: 0;filter:alpha(opacity='0');visibility: hidden;transition:all 0.2s ease-out 0s;-webkit-transition:all 0.2s ease-out 0s;color: #333;}
.header .tools .search.s{opacity:1;filter:alpha(opacity='100');visibility: visible;}
.header .tools .search .kw{display:block;float: left;height:20px;line-height:20px;width:190px;margin:8px 0 0 12px;font-size:16px;}
.header .tools .search .ok{float: right;width:36px;height:36px;cursor: pointer;font-family:icon;font-size:22px;}
.nav_child .item{padding:40px;display:-ms-flexbox;display:flex;border-top:2px solid #048476;position:absolute;top:100%;width:900px;background:#fff url(../image/png96.png) center bottom no-repeat;background-size:contain;opacity:0;visibility:hidden;}
.nav_child .item.s{visibility:visible;opacity:1;transition:opacity 0.2s ease-out 0s;}
.nav_child .item .l{display:-ms-flexbox;display:flex;width:45%;}
.nav_child .item .l .pic{width:142px;}
.nav_child .item .l .pic img{width:100%;height:auto;}
.nav_child .item .l .txt{-ms-flex:1;flex:1;font-size:16px;color:#048476;padding-left:30px;line-height:2.2;}
.nav_child .item .r{width:55%;font-size:0;}
.nav_child .item .r a{width:33.33%;font-size:18px;margin-top:10px;display:inline-block;}
.nav_child .item .r a:hover{color:#048476;}

.header.light{transform:none;opacity:1;}
.header.light .d2{background:#fff;border-bottom:1px solid #ddd;}
.header.light .tools{color:#333;}
.header.light .tools .a{border-color: #ccc;}
.header.light .nav_main a{color:#333;}
.header.light .nav_main a:after{border-color:#048476;}
.header.light .nav_main a:before{border-color: #048476;}

.header2{position:fixed;left:0;right:0;top:0;z-index:3;background:#048476;opacity:0;transform:translateY(-100%);transition:all 0.5s ease-out 0s;box-shadow:0 0 10px rgba(0,0,0,0.15);}
.body_b .header2{opacity:0;transform:translateY(-100%);}
.body_b.showdiv .header2{transition:all 0.7s ease-in-out 0.5s;transform:none;opacity:1;}
.header2.showdiv{opacity:1;transform:none;}
.header2 .d1{background:#048476;color: #d39797;line-height:45px;height:45px;font-size:14px;transition:all 0.2s ease-out 0s;overflow:hidden;}
.header2.lit .d1{height:0;}
.header2 .d1 .nav_l i{margin:0 18px;font-size:12px;}
.header2 .d1 .nav_l a{display:inline-block;line-height:1;}
.header2 .d1 .nav_l a:before{content:"";display: block;margin-bottom:5px;border-top:2px solid #d39797;transition:all 0.1s ease-out 0s;;transform:scaleX(0);}
.header2 .d1 .nav_l a.now{color:#fff;}
.header2 .d1 .nav_l a.now:before{transform:scaleX(1);border-color:#fff;}
.header2 .d1 .nav_l a:hover:before{transform:scaleX(1);border-color:#fff;}
.header2 .d1 .nav_r a{margin-left:30px;}
.header2 .d1 .nav_r a{display:inline-block;line-height:1;}
.header2 .d1 .nav_r a:before{content:"";display: block;margin-bottom:5px;border-top:2px solid #d39797;transition:all 0.1s ease-out 0s;;transform:scaleX(0);}
.header2 .d1 .nav_r a.now{color:#fff;}
.header2 .d1 .nav_r a.now:before{transform:scaleX(1);border-color:#fff;}
.header2 .d1 .nav_r a:hover:before{transform:scaleX(1);border-color:#fff;}
.header2 .d2{transition:all 0.3s ease-out 0s;height:85px;height:85px;background:#fff;}
.header2 .block{position:relative;height:100%;display:-ms-flexbox;display:flex;-ms-flex-pack:justify;justify-content:space-between;-ms-flex-align:center;align-items:center;}
.header2 .logo{height:100%;width:200px;}
.header2 .logo a{height:100%;font-size:0;display:block;}
.header2 .logo img{max-height:65%;vertical-align:middle;max-width:none;display:inline-block;}
.header2 .logo a:after{content:"";display:inline-block;height:100%;vertical-align:middle;}
.header2 .nav_main{text-align: center;font-size:18px;}
.header2 .nav_main a{margin:0 25px;display:inline-block;position: relative;}
.header2 .nav_main a:after{content:"";border-bottom:2px solid #048476;margin-top:5px;display:block;width:100%;transition:all 0.2s ease-out 0s;transform:scaleX(0);}
.header2 .nav_main a:before{content:"";border-left:2px solid #048476;height:25px;transition:all 0.2s ease-out 0s;transform:scaleY(0);position:absolute;left:50%;top:100%;transform-origin:center top;}
.header2 .nav_main a.hover:before{transform:none;}
.header2 .nav_main a.hover:after{transform:none;}
.header2 .nav_main a.now:after{transform:none;}
.header2 .tools{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;}
.header2 .tools .a{border:1px solid #333;border-radius:100%;margin-left:20px;width:36px;height:36px;line-height:36px;position:relative;}
.header2 .tools .a>a{display:-ms-flexbox;display:flex;width:100%;height:100%;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;}
.header2 .tools .sc a:after{content:"\e672";font-size:20px;font-family:icon;}
.header2 .tools .log i:after{content:"\e601";font-size:20px;font-family:icon;}
.header2 .tools .share-box{float:left;}
.header2 .tools .lang{font-size:16px;font-family:Arial;text-transform: uppercase;}
.header2 .tools .search{background:#fff;border-radius:5px;box-shadow:0 0 10px rgba(0,0,0,0.15);width:250px;height:36px;position: absolute;right:-2px;top:0;opacity: 0;filter:alpha(opacity='0');visibility: hidden;transition:all 0.2s ease-out 0s;-webkit-transition:all 0.2s ease-out 0s;color: #333;}
.header2 .tools .search.s{opacity:1;filter:alpha(opacity='100');visibility: visible;}
.header2 .tools .search .kw{display:block;float: left;height:20px;line-height:20px;width:190px;margin:8px 0 0 12px;font-size:16px;}
.header2 .tools .search .ok{float: right;width:36px;height:36px;cursor: pointer;font-family:icon;font-size:22px;}

/*a
.header2 .block{height:100%;position: relative;}
.header2 .d1{height:45px;line-height:45px;background:#048476;font-size:14px;}
.header2 .d1 .block{height:100%;}
.header2 .d1 .navg{float: right;color: #fff;line-height:48px;text-align:right;overflow: hidden;transition:all 0.5s cubic-bezier(0,1,1,1) 0s;white-space:nowrap;width:0;}
.header2 .d1 .navg.act{width:440px;margin-right:40px;}
.header2 .d1 .navg a{margin:0 20px;}
.header2 .d1 .navg1{float: right;margin-right:40px;color: #fff;text-align: right;white-space:nowrap;}
.header2 .d1 .navg1 a{margin:0 20px;}
.header2 .d2{background:#fff;}
.header2 .d2 .block{display:-ms-flexbox;display:flex;-ms-flex-pack:justify;justify-content:space-between;height:85px;-ms-flex-align:center;align-items:center;}
.header2 .d2 .logo{height:100%;background-size:contain;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;}
.header2 .d2 .logo img{max-height:65%;}
.header2 .d2 .navg{font-size:18px;}
.header2 .d2 .navg a{margin:0 30px;display: inline-block;}
.header2 .d2 .navg a:hover{color:#048476;}
.header2 .tools{float: right;color: #fff;height:100%;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;}
.header2 .tools .a{border:1px solid #fff;border-radius:100%;margin-left:10px;width:28px;height:28px;line-height:28px;text-align: center;font-size:20px;cursor: pointer;}
.header2 .tools .a>a{display:-ms-flexbox;display:flex;width:100%;height:100%;-ms-flex-align:center;align-items:center;-ms-flex-pack:center;justify-content:center;}
.header2 .tools .sc{position: relative;}
.header2 .tools .sc a:after{content:"\e672";font-size:16px;font-family:icon;}
.header2 .tools .log i:after{content:"\e601";font-size:16px;font-family:icon;}
.header2 .tools .share-box{float:left;}
.header2 .tools .lang{font-size:12px;font-family:en;text-transform: uppercase;}
.header2 .tools .search{background:#fff;border-radius:5px;box-shadow:0 0 10px rgba(0,0,0,0.15);width:250px;height:36px;position: absolute;right:-2px;top:-3px;opacity: 0;filter:alpha(opacity='0');visibility: hidden;transition:all 0.2s ease-out 0s;-webkit-transition:all 0.2s ease-out 0s;color:#333;}
.header2 .tools .search.s{opacity:1;filter:alpha(opacity='100');visibility: visible;}
.header2 .tools .search .kw{display:block;float: left;height:20px;line-height:20px;width:190px;margin:8px 0 0 12px;font-size:16px;}
.header2 .tools .search .ok{float: right;width:36px;height:36px;cursor: pointer;font-family:icon;font-size:22px;}
*/
.nav_mobile{display:none;}

.body_home .banner{position:relative;height:100%;overflow:hidden;}
.body_home .banner .slick-list{height:100%;}
.body_home .banner .slick-track{height:100%;}
.body_home .banner .slick-slide>div{height:100%;}
.body_home .banner .frame{height:100%;}
.body_home .banner .frame video{min-width:100%;min-height:100%;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);}
.body_home .banner .child{background-size:cover;color:#fff;background-position:center center;height:100%;position:relative;overflow:hidden;background-color:#048476;}
.body_home .banner .child:before{content:"";position:absolute;left:0;bottom:0;right:0;height:80px;background:linear-gradient(to top,rgba(0,0,0,0.8),rgba(0,0,0,0));}
.body_home .banner .child .fz30{position:absolute;left:0;right:380px;bottom:50px;line-height:1;padding-left:40px;}
.body_home .banner .child .a1{position: absolute;left:0;top:0;width:100%;height:100%;}
.body_home .banner .child .a2{position:absolute;right:15px;bottom:35px;font-size:24px;line-height:1;width:80px;height:60px;line-height:60px;text-align:center;}
.body_home .banner .child .a2:after{content:"\e76c";display: inline-block;vertical-align: middle;font-family:icon;}
.body_home .banner .text{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(0.8);text-align: center;opacity:0;width:50%;}
.body_home .banner .showdiv .text{transform:translate(-50%,-50%) scale(1);opacity:1;transition:all 2s ease-out 0.5s;}
.body_home .banner .navg{position: absolute;right:100px;bottom:50px;color: #fff;text-align: center;line-height:1;}
.body_home .banner .navg li{margin:0 10px;font-family:Arial;cursor: pointer;vertical-align: middle;display:inline-block;}
.body_home .banner .navg li.slick-active{font-size:22px;}
.body_home .banner .navg li:after{content:"";border-top:1px solid #fff;display: inline-block;vertical-align: middle;width:0px;margin-left:5px;transition:all 0.5s ease-out 0s;}
.body_home .banner .navg li.slick-active:after{width:60px;}
.body_home .banner .tit{position:absolute;left:50px;bottom:60px;right:50px;background:rgba(0,0,0,0.5);height:80px;line-height:80px;color: #fff;display:flex;display:-ms-flexbox;justify-content:justify;justify-content:space-between;}


.body_home .bb{position:absolute;left:50%;bottom:0;text-align:center;transform:translateX(-50%);color:#048476;font-size:36px;cursor: pointer;opacity:0;font-family:icon;padding:0 10px;animation:bb 2s linear 0s infinite;font-weight:bold;}
@keyframes bb{
0%{transform:translate(-50%,0);opacity:0;}
20%{transform:translate(-50%,3px);opacity:1;}
80%{transform:translate(-50%,10px);opacity:1;}
90%{transform:translate(-50%,10px);opacity:0;}
100%{transform:translate(-50%,10px);opacity:0;}
}
.body_home.showdiv .bb{opacity:1;}
.body_home .bb:hover{ animation-play-state:paused;color: #fff;}
.rr{position:fixed;top:50%;margin-top:-85px;right:0;color:#fff;cursor:pointer;opacity:0;width:82px;height:170px;background:#048476;transform:scale(0);background:url(../image/png27.png) center center no-repeat;transform-origin:right center;z-index:2;}
.rr.showdiv{opacity:1;transform:none;transition:all 1s ease-out 0.5s;}
/* .rr:before{content:"";background:url(../image/png21.png) center center no-repeat;width:97px;height:91px;position: absolute;left:0px;top:10px;transform:scale(1.6);transition:all 1.5s ease-out 1.8s;opacity:0;}
.rr:after{content:"";background:url(../image/png22.png) center center no-repeat;width:78px;height:88px;position: absolute;left:15px;top:80px;transform:scale(1.6);transition:all 1.5s ease-out 2.6s;opacity:0;} */
.rr i{background:url(../image/png23.png) center center no-repeat;width:36px;height:100%;display:block;margin-left:20px;position:relative;opacity:0;z-index:1;}
.rr.showdiv i{margin-left:40px;opacity:1;transition:all 1s ease-out 4.5s;}
.rr.showdiv:before{content:"";opacity:1;transform:none;}
.rr.showdiv:after{content:"";opacity:1;transform:none;}

.nav_b{position:absolute;left:0;right:0;bottom:30px;text-align:center;z-index:2;display:-ms-flexbox;display:flex;color:#fff;-ms-flex-pack:center;justify-content:center;-ms-flex-align:center;align-items:center;opacity:0;visibility: hidden;transition:all 0.6s ease-out 0s;transform:translateY(50px);}
.nav_b.showdiv{opacity:1;visibility:visible;transform:translateY(0px);}
.nav_b .l{background:url(../image/png3.png) center top no-repeat;padding-top:30px;}
.nav_b .r{background:url(../image/png3.png) center top no-repeat;padding-top:30px;}
.nav_b .list{display:-ms-flexbox;display:flex;margin:0 50px;}
.nav_b .list .item{background:url(../image/png2.png) center top no-repeat;width:240px;cursor: pointer;}
.nav_b .list .item span{padding-top:30px;display: inline-block;line-height:1;position: relative;}
.nav_b .list .item:first-child{width:121px;background-position:-119px top;text-align:left;}
.nav_b .list .item:first-child span{transform:translateX(-50%);}
.nav_b .list .item:last-child{width:120px;background-position:left top;text-align:right;}
.nav_b .list .item:last-child span{transform:translateX(50%);}
.nav_b .list .item span:before{content:"";background:url(../image/png34.png) center center no-repeat;transform:scale(0);transition:all 0.5s ease-out 0s;position: absolute;top:9px;left:50%;margin-left:-10px;width:20px;height:20px;}
.nav_b .list .item.now span:before{transform:none;}
.nav_b.w .l{background-image:url(../image/png3a.png);}
.nav_b.w .r{background-image:url(../image/png3a.png);}
.nav_b.w .list .item{background-image:url(../image/png2a.png);}
.nav_b.w{color:#58453b;}