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

.container,
.sections,
.section {
    /*必须，兼容，在浏览器不支持transform属性时，通过改变top/left完成滑动动画*/
    position: relative;
    /*必须，关系到单个page能否全屏显示*/
    height: 100%;
    z-index: 0;
}


.container .page{
     height: 100%;
     position:  relative;
     color: #fff;
    text-align: center;
}

.page0 {
    background-color: green;
}

.page1 {
    background-color: yellow;
}

.page2 {
    background-color: blue;
}

.page3 {
    background-color: black;
}


.section {
    /*有背景图时必须，关系到背景图能够全屏显示*/
    /*background-color: #000;*/
    background-size: cover;
    background-position: 50% 50%;
}
/*以下样式用来设置slider样式，可自行修改*/
.pages {
    position: fixed;
    right: 21px;
    top: 39%;
    list-style: none;
}
.pages li.white.active {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: white;
    margin: 15px 0 0 7px;
}
.pages li.white{
    width: 8px;
    height: 8px;
    border: 1px solid white;
    background: none;
    margin: 15px 0 0 7px;
    border-radius: 50%;
}
.pages li.other.active {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #836e6e;
    margin: 15px 0 0 7px;
}
.pages li.other{
    width: 8px;
    height: 8px;
    border: 1px solid #836e6e;
    background: none;
    margin: 15px 0 0 7px;
    border-radius: 50%;
}

html, body {
    margin: 0px;
    width: 100%;
    height: 100%;
    overflow: hidden;
}
body {
    font-family: 'Montserrat', sans-serif;
    color: #fff;
    line-height: 1.3;
    -webkit-font-smoothing: antialiased;
}

#particles {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-image: url('../img/bg_welcom.png');
    background-size: cover;
}
.header {
    position: fixed;
    height: 1.277778rem;    
    width: 100%;
    background-image: url('../img/bar_bg_top.png');
    background-size: cover;
    z-index: 1000;
}
.headerHidden{
    visibility: hidden;
    position: relative;
}

.header .logo {
    /* margin-left: 63px;
     margin-top: 23px;*/
    width: auto;
    height: 0.666667rem;
    margin-left: 0.583333rem;
    display: inline-block;
}

.header .nav {
    color: #ffffff;
    font-size: 0.5rem;
    display: inline-block;
    vertical-align: top;
    margin-top: 0.32rem;
}
.welcome_div {
    position: absolute;
    text-align: center;
    width: 100%;
    top: 4.0rem;
}

.welcome_div .font_big {
    width: inherit;
    font-weight: 200;
    font-style: normal;
    font-size: 1.018519rem;
    color: #FFFFFF;
    display: flex;
    display: -webkit-box;
    flex-flow: row nowrap;
}

.welcome_div .font_small {
    /*font-weight: 200;*/
    font-style: normal;
    font-size: 0.555556rem;
    color: #FFFFFF;
    margin-top: 0.9rem;
}

.welcome_div a,.welcome_div a:visited, .welcome_div a:link, .welcome_div a:active, .welcome_div a:focus
{
    border: none;
    text-decoration: none;
    outline:none;
}

.download {
   height: 1.222222rem;
   background: url(../img/platfrom_download.png) no-repeat center center;
    background-size: auto 100%;
    margin-top: 2rem;
    cursor: pointer;
    user-select: none;
    -webkit-user-drag: none;
}
.download:focus,.download:hover,.download:active {
    background-image: url(../img/platfrom_download_over.png);
}
.download>div{
    display: inline-block;
    vertical-align: middle;
    margin-top: 0.15rem;
    user-select: none;
    -webkit-user-select: none;
}
.download .android
{
    height: 0.925926rem;
    display: inline-block;
    vertical-align: middle;
    margin-top: 0;
    margin-bottom: 0.25rem;
}
.download .font {
    /*font-weight: 200;*/
    font-style: normal;
    font-size: 0.37037rem;
    color: #FFFFFF;
    display: inline-block;
    margin-bottom: 0.25rem;
    margin-top: 0;
}
.business,.inbound{
    text-align: center;
    /*position: absolute;*/
    background-color: white;
    /*height:100%;*/
}
.business_title{
     font-style: normal;
    font-size: 0.648148rem;
    font-weight: 500;
    color: black;
    margin-top: 17%;/*20%;*/
}
.business_img{
    height: 3.759259rem;
    width: auto;
    /*margin-top: 1.407407rem;*/
    margin-top: 1.2rem;
    text-align: center;
}
.business_desc{
    margin-top: 1.203704rem;
     font-style: normal;
    font-size: 0.444444rem;
    color: black;
    padding: 0 2rem;
}
.inbound .div_1
{
    margin-top:10% ;
    background: url("../img/bg_inbound.png") no-repeat center center;
    background-size: auto 100%;
    /*width: 858px;*/
    height: 4.453704rem;
}
.inbound .div_2
{
    margin-top: 0.814815rem;
    font-size: 0.351852rem;
    color: black;
}
/*
@media (max-width: 1920px) {
    .header .logo {
        margin-left: 66px;
    }
}

@media (max-width: 1279px) {
    .header .logo {
        margin-left: 66px;
    }
}
@media (max-width: 1280px) {
    .header .logo {
        margin-left: 60px;
    }
}
@media (max-width: 1180px) {
    !*.header{
        height: 90px;
    }*!
    .header .logo {
        margin-left: 54px;
    }
}
@media (max-width: 1080px) {
    !*   .header{
           height: 80px;
       }*!
    .header .logo {
        margin-left: 49px;
    }
}
@media (max-width: 960px) {
    .header .logo {
        margin-left: 40px;
    }
}

@media (max-width: 720px) {
    .header .logo {
        margin-left: 22px;
    }
}
@media (max-width: 640px) {
    .header .logo {
        margin-left: 17px;
    }
}

@media (max-width: 460px) {
    .header .logo {
        margin-left: 5px;
    }
}

@media (max-width: 360px) {
    .header .logo {
        margin-left: -2px;
    }
    #nav_fnt_2{display: none;}
}
@media (max-height: 2208px) {
    .header {
        height: 150px;
    }
    .header .logo {
        transform: scale(1.25);
        margin-top: 36px;
        margin-right: 45px;
    }
    .header .nav{
        margin-top: 54px;
        font-size: 2.1em;
    }
}
@media (max-height: 1920px) {
    .header {
        height: 112px;
    }
    .header .logo {
        transform: scale(.95);
        margin-top: 18px;
        margin-right: 30px;
    }
    .header .nav{
        margin-top: 37px;
        font-size: 1.9em;
    }
}
@media (max-height: 1334px) {
    .header {
        height: 90px;
    }
    .header .logo {
        transform: scale(.9);
        margin-top: 8px;
        margin-right: 26px;
    }
    .header .nav{
        margin-top: 29px;
        font-size: 1.72em;
    }
}
@media (max-height: 1136px) {
    .header {
        height: 80px;
    }
    .header .logo {
        transform: scale(.85);
        margin-top: 3px;
        margin-right: 20px;
    }
    .header .nav{margin-top: 23px;}
}
@media (max-height: 1080px) {
    .header {
        height: 70px;
    }
    .header .logo {
        transform: scale(.8);
        margin-top: -1px;
    }
    .header .nav{
        margin-top: 19px;
        font-size: 1.75em;
    }
}
@media (max-height: 960px) {
    .header {
        height: 65px;
    }
    .header .logo {
        transform: scale(.7);
        margin-top: -3px;
    }
    .header .nav{margin-top: 9px;}
}
@media (max-height: 750px) {
    .header {
        height: 60px;
    }
    .header .logo {
        transform: scale(.7);
        margin-top: -3px;
    }
    .header .nav{margin-top: 15px;}
}
@media (max-height: 640px) {
    .header {
        height: 55px;
    }
    .header .logo {
        transform: scale(0.65);
        margin-top: -9px;
    }
    .header .nav{margin-top: 9px;}
}
@media (max-height: 480px) {
    .header {
        height: 50px;
    }
    .header .logo {
        transform: scale(.6);
        margin-top: -10px;
    }
    .header .nav{margin-top: 9px;}
}
@media (max-height: 320px) {
    .header {
        height: 46px;
    }
    .header .nav{margin-top: 9px;}
    .download>img{
        max-height: 38px !important;
    }
    .download{
        margin-left: 31%;
    }
}
@media (max-height: 310px) {
    .header{
        display: none;
        height: 0px;
    }
}*/