body{
    color:#666;
    font-family: "Microsoft YaHei";
    font-size:14px;
    margin:0;
    padding:0;
}

body>section{
    margin:0 auto;
    width:100%;
}
.container:after{
    content:"";
    display:block;
    clear:both;
}
button,i,a,li{
    display:inline-block;
    outline:none;
    -webkit-transition: all 0.5s;
    -moz-transition: all 0.5s;
    -ms-transition: all 0.5s;
    -o-transition: all 0.5s;
    transition: all 0.5s;
}
h1{
    font-size:42px;
}
h2{
    font-size:32px;
}
h3{
    font-size:24px;
}
h4{
    font-size:18px;
}
.left{
    float:left;
}
.right{
    float:right;
}
.bg-detail{
    background-repeat: no-repeat;
    background-position: center;
}
.bg-proportion{
    background-size: cover;
}

.content_vertical{
    position:relative;
}

.content_vertical>section{
    position:absolute;
    width:100%;
    top:50%;
    transform:translateY(-50%);
}
.content_vertical>section>div{
    margin: 0 auto;
    color:#333;
}
.content_vertical>section div h1{
    line-height:60px;
}
.content_vertical>section div h2{
    line-height:50px;
}
.content_vertical>section div h3{
    line-height:40px;
}
.more_btn{
    display:inline-block;
    padding:10px 20px;
    border:1px solid #ccc;
    border-radius:30px;
    -moz-border-radius:30px;
    color:#333;
    font-size:20px;
    background:rgba(255,255,255,.7);
    margin-top:20px;
}
.more_btn i{
    display:inline-block;
    margin-left:10px;
}
.more_btn:hover{
    background:rgba(55,161,209,1);
    border:1px solid #37a1d1;
    color:#fff;
}
.full_height{
    height:100vh;
}

/*移动端*/
.header_mobile{
    display:none;
    width:100%;
    height:120px;
    background-color:rgba(255,255,255,0.89);
    position:fixed;
    z-index:10;
    top:0;
    left:0;
    right:0;
    margin:0 auto;
    padding:2px 0;
    -webkit-transition: all 0.5s;
    -moz-transition: all 0.5s;
    -ms-transition: all 0.5s;
    -o-transition: all 0.5s;
    transition: all 0.5s;
}
.header_mobile.show{
    opacity:1;
}
.header_mobile.hide{
    opacity:0;
}
.header_mobile.appear{
    background-color:rgba(255,255,255,0.8);
}
.header_mobile.disappear{
    background-color:rgba(255,255,255,0);
}
.header_mobile nav.top_nav_bar{
    width:80%;
    position:absolute;
    left:0;
    right:0;
    margin:0 auto;
    height:116px;
}

/*电脑端*/

.header_pc{
    width:100%;
    height:120px;
    background-color:rgba(255,255,255,0.89);
    position:fixed;
    z-index:10;
    top:0;
    left:0;
    right:0;
    margin:0 auto;
    padding:2px 0;
    -webkit-transition: all 0.5s;
    -moz-transition: all 0.5s;
    -ms-transition: all 0.5s;
    -o-transition: all 0.5s;
    transition: all 0.5s;
}
.header_pc>section{
    width:80%;
    margin:0 auto;
}
.header_pc.show{
    opacity:1;
}
.header_pc.hide{
    opacity:0;
}
.header_pc.appear{
    background-color:rgba(255,255,255,0.8);
}
.header_pc.disappear{
    background-color:rgba(255,255,255,0);
}

.logo_box_pc{
    width:258px;
    height:116px;
    float:left;
}

.logo_box_pc a{
    width:258px;
    height:116px;
    display:block;
    background-repeat: no-repeat;
    background-size: auto 52%;
    background-position: center;
}

.main_nav{
    width:54%;
    left:0;
    right:0;
    margin:0 auto;
}
.main_nav nav{
    text-align: center;
    margin-top:32px;
}
.main_nav nav>ul{
    width:100%;
}
.main_nav nav>ul>li{
    display:inline-block;
    margin:-3px;
    width:15%;
    position:relative;
}
.main_nav nav>ul>li>a{
    display:block;
    padding:15px 4%;
    font-size:16px;
    margin:0 6%;
    border-radius: 4px;
}
.main_nav nav>ul>li a:hover{
    background:#37a1d1;
    color:#fff;
}
.main_nav nav>ul>li.active>a{
    border-bottom:5px solid #37a1d1;
}
.main_nav nav>ul>li ol{
    display:none;
    position:absolute;
    left:0;
    top:93px;
    width:175px;
    background-color: rgba(255, 255, 255, 0.89);
}
.main_nav nav>ul>li ol li{
    width:100%;
}
.main_nav nav>ul>li ol li a{
    display:block;
    line-height:50px;
    font-size:16px;
}


.top_contact{
    width:200px;
    height:50px;
    background:#3da7cf;
    border-radius:25px;
    -moz-border-radius: 25px;
    -webkit-border-radius: 25px;
    font-size:20px;
    color:#fff;
    line-height:50px;
    text-align:center;
    margin-top:32px;
}
.top_contact i{
    margin-right:10px;
}

.nav_btn{
    width:50px;
    text-align:center;
    padding-top:12px;
}
.nav_btn span{
    display:block;
    margin:10px auto;
    width:40px;
    height:4px;
    border-radius: 2px;
    -moz-border-radius: 2px;
    -webkit-border-radius: 2px;
    background:#3da7cf;
}
.nav_btn h4{
    font-size:16px;
    color:#333;
}
.logo_box{
    width:490px;
    height:116px;
    position:absolute;
    left:0;
    right:0;
    margin:0 auto;
}

.logo_box a{
    width:490px;
    height:116px;
    display:block;
    background-repeat: no-repeat;
    background-size: auto 52%;
    background-position: center;
}

footer>section{
    width:80%;
    margin:80px auto;
    position:relative;
}
.bottom_logo_box{
    width:115px;
}
.bottom_logo_box img{
    display:block;
    width:100%;
}
.bottom_nav{
    position:absolute;
    left:0;
    right:0;
    margin:0 auto;
    width:80%;
    text-align:center;
}
.bottom_nav ul{
    display:inline-block;
    width:16%;
    margin:-3px;
    vertical-align: top;
}
.bottom_nav ul>li{
    display:block;
    font-size:16px;
    color:#333;
    font-weight: bold;
    text-align:left;
    padding:5px;
}
.bottom_nav ul li>a{
    font-size:14px;
    color:#333;
    font-weight: normal;
}
.code_box{
    width:150px;
}
.code_box img{
    display:block;
    width:100%;
}
.bottom_bar{
    margin-bottom:50px;
    color:#333;
    text-align: center;
}
.bottom_info span{
    display:inline-block;
    padding:0 20px;
    border-right:1px solid #333;
    line-height:16px;
    font-size:16px;
    color:#333;
    margin-bottom:20px;
}
.bottom_bar ul{
    display:block;
}
.bottom_bar ul li{
    display: inline-block;
    padding:0 20px;
    border-right:1px solid #333;
    line-height:16px;
    font-size:16px;
}

.bottom_bar ul li:last-child,.bottom_info span:last-child{
    border-right:none;
}

.layer{
    position:fixed;
    top:0;
    width:100%;
    height:100%;
    background:rgba(255,255,255,.8);
    display:none;
}

.top_nav{
    position:fixed;
    z-index:10;
    left:-35%;
    top:0;
    width:33%;
    height:100%;
    background:#fff;
    box-shadow: 5px 0px 10px rgba(0,0,0,.2);
}
.top_nav ul{
    width:80%;
    left:0;
    right:0;
    margin:0 auto;
    margin-top:160px;
}
.top_nav ul>li{
    display:block;
    font-size:18px;
    line-height:48px;
    position:relative;
    width:100%;
}
.top_nav ul>li a{
    display:inline-block;
    height:48px;
    line-height:48px;
    width:100%;
    overflow:hidden;
    padding:0 20px;
    box-sizing: border-box;
}
.top_nav ul>li a:hover{
    color:#fff;
    background:#3da7cf;
}
.top_nav ul>li i{
    float:right;
    text-align:right;
    height:48px;
    line-height:48px;
}
.sub_nav{
    width:20%;
    padding:0 40px;
    height:100vh;
    position:fixed;
    top:0;
    left:33%;
    display:none;
    background:#fff;
    box-shadow: 5px 0px 10px rgba(0,0,0,.2);
}
.sub_nav ol{
    box-sizing: border-box;
    padding-top:100px;
    display:none;
}
.sub_nav ol li{
    display:block;
    font-size:18px;
}
.sub_nav ol li a{
    display:block;
    height:48px;
    line-height:48px;
    padding:0 20px;
    box-sizing:border-box;
}
.sub_nav ol li a:hover{
    color:#fff;
    background:#3da7cf;
}
.close_btn{
    position:absolute;
    top:30px;
    left:30px;
    width:60px;
    height:60px;
    border-radius:50%;
    background:#FBFBFB;
}
.close_btn i{
    position:absolute;
    display:block;
    width:20px;
    height:2px;
    background:#000;
    margin-top:30px;
    margin-left:20px;
}
.close_btn i:first-child{
    transform: rotate(45deg);
}
.close_btn i:last-child{
    transform: rotate(-45deg);
}
.close_btn:hover{
    background:#3da7cf;
    color:#fff;
    cursor:pointer;
}
.close_btn:hover i{
    background:#fff;
}

#loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("../images/index/banner1-s.jpg");
    z-index:20;
    background-size:cover;
    background-position: center;
    background-repeat: no-repeat;
}
.loading{
    display: table;
    width: 100%;
    height: 100%;
    position:absolute;
    top:0;
    left:0;
    z-index: 9999;
}
.loading .progress {
    display: table-cell;
    vertical-align: middle;
    text-align: center;
}
.loading .progress>h2{
    color:#999;
    font-size:20px;
}
.loading .progress>div{
    margin:20px auto;
    width:400px;
    background:rgba(255,255,255,.4);
    -webkit-border-radius: 20px;
    -moz-border-radius: 20px;
    border-radius: 20px;
    position:relative;
    overflow:hidden;
}
.loading .progress>div b{
    color:#c5eeff;
}
.loading .progress>div span{
    display:block;
    position:absolute;
    top:0;
    left:400px;
    width:400px;
    height:40px;
    background:#52C3F1;
    z-index:-1;
}
.loading .progress> section{
    width:100px;
    height:100px;
    margin:0 auto;
    text-align:center;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    border:1px solid #ddd;
    margin-bottom:20px;
    background: -webkit-radial-gradient(at left top, #fff, #F7F7F7);
    background: -o-radial-gradient(at left top, #fff, #F7F7F7);
    background: -moz-radial-gradient(at left top, #fff, #F7F7F7);
    background: radial-gradient(at left top, #fff, #F7F7F7);
    line-height:100px;
    /*-webkit-box-shadow: 0 0 5px 2px rgba(82, 195, 241,.5);*/
    /*-moz-box-shadow: 0 0 5px 2px rgba(82, 195, 241,.5);*/
    /*box-shadow: 0 0 5px 2px rgba(82, 195, 241,.5);*/
    -webkit-animation: shine 1.5s infinite;
    -o-animation: shine 1.5s infinite;
    animation: shine 1.5s infinite;
}
.loading .progress> section img{
    display:inline-block;
    vertical-align: middle;
    width:50%
}

.top_btn{
    width:54px;
    height:54px;
    border-radius: 50%;
    position:fixed;
    right:148px;
    bottom:126px;
    background:#000;
    cursor:pointer;
}
.top_btn i{
    display:block;
    color:#fff;
    line-height:54px;
    text-align:center;
    font-size:24px;
}
.top_btn:hover{
    background:#3da7cf;
}
.top_btn:hover i{
    color:#fff;
}

@media screen and (max-width=1279px){
    .header_mobile{display:block;}
    .header_pc{
        display:none;
    }
}

@media screen and (min-width=1280px) and (max-width=3840px){
    .header_mobile{display:none;}
    .header_pc{
        display:block;
    }
}