@import 'reset.css';

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


@font-face {
    font-family: 'pingfang_regular';
    src: url('../font/iconfont.eot');
    src: url('../font/pingfang_regular.ttf') format('truetype');
}

html,body{margin:0;padding:0;}

body{
    font-size:0px;
    font-family:'arial','pingfang_regular';
    line-height: 1.5;
    overflow: auto;
}

.iconfont {
    font-family: "iconfont" !important;
    font-size: 16px;
    font-style: normal;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.layer{
    width: 1920px;
    margin: 0 auto;
}

.fl{
    float: left;
}

.fr{
    float: right;
}

.fontbd{
    font-weight: bold;
}

.fs40{
    font-size: 40px;
}

.clearfix:after{
    content: '';
    display: block;
    clear: both;
}

.header{
    height: 90px;
    background-color: #111417;
    margin: 0 auto;
}

.header h1{
    font-size: 24px;
    float: left;
    margin-left: 80px;
}

.header .logo img{
    line-height: 90px;
    display: block;
    width: 143px;
    height: 42px;
    border-color: #fff;
    padding: 24px 0;
    order: 1;
    overflow: hidden;
}

.header .nav{
    order: 2;
    float: left;
    margin: 0 200px;
}

.header .nav>ul>li{
    float: left;
    color: #fefefe;
    font-size: 14px;
    line-height: 90px;
    margin-right: 69px;
}

.header .nav ul>li>a.fisrt-menu{
    color: #fff;
    text-decoration: none;
    position: relative;
}

.header .nav ul li span.dropdownIcon{
    display: inline-block;
    width: 8px;
    height: 8px;
    font-size: 12px;
    line-height:90px;
    margin-left: 7px;
}

.header .nav .menu-bg{
    display: none;
    position: absolute;
    top: 70px;
    left: 0px;
    background-color: #f1f2f2;
    height: 160px;
    opacity: 0.8;
    width: 100%;
}

.header .nav ul li:hover .menu-bg{
    display:block;
    z-index: 100;
}

.header .nav .menu-bg .sub-menu{
    text-align: center;
}


.header .nav .menu-bg .sub-menu li{
    display: inline-block;
    margin-left: 7%;
}



.header .nav .menu-bg .sub-menu li>a{
    color: #414042;
    text-decoration: none;
    display: inline-block;
}

.header .nav .menu-bg .sub-menu li a:hover{
    color:red;
}


.header .nav .menu-bg .sub-menu li a:hover span.menu-icon
{
    font-size: 60px;
    animation:turn 1s linear;
}


@keyframes turn{
    0%{-webkit-transform:rotateY(0deg);}
    25%{-webkit-transform:rotateY(90deg);}
    50%{-webkit-transform:rotateY(180deg);}
    75%{-webkit-transform:rotateY(270deg);}
    100%{-webkit-transform:rotateY(360deg);}
}


.header .nav .menu-bg .sub-menu li span.menu-icon{
    display: block;
    font-size: 50px;
    font-variant:small-caps;
    /*line-height: 80px;*/
    height: 60px;
    color: #000;
    padding-top: 20px;
}

.header .nav .menu-bg .sub-menu li a:hover .menu-icon{
    color:red;
}

.header .nav .menu-bg .sub-menu li span.fs40{
    font-size: 40px;
}


.header .rightSide{
    height: 90px;
    order: 3;
    float: right;
    margin-right: 100px;
}

.header .rightSide .brand{
    display: inline-block;
    width: 190px;
    font-size: 14px;
    line-height: 14px;
}

.header .rightSide a.language span,div.searchBtn span{
    color: #fff;
}

.header .language,.slash-line{
    display: inline-block;
    text-decoration: none;
    color: #fefefe;
    line-height: 90px;
}

.slash-line{
    height: 90px;
    color: #fff;
    font-size: 14px;
}

.header .language .languageText{
    /*padding-left: 7px;*/
    font-size: 14px;
    text-transform: uppercase;
}

.header .searchBtn{
    display: inline-block;
    margin-left: 37px;
    cursor: pointer;
}

.search-box{
    display: none;
    position: absolute;
    right: 20px;
    top: 0;
}

.search-box .search-form{
    display: inline-block;
    margin:22px 0;
}

.search-box .close-btn{
    position: absolute;
    cursor: pointer;
    left: 5px;
    top: 37px;
    transition: transform .3s ease 0s;
}


.search-box .search-form .search-keywords{
    height: 45px;
    width: 180px;
    line-height: 90px;
    outline: none;
    border: none;
    vertical-align: middle;
    box-sizing: border-box;
    text-indent: 21px;
    font-size: 20px;
    border-radius: 20px 0 0 20px;
}

.search-box .search-form .submit-btn{
    height: 45px;
    vertical-align: middle;
    border: 1px solid #fff;
    cursor: pointer;
    border-radius: 0 20px 20px 0;
}

#brand-video{
    object-fit: fill;
}

.footer{
    background-color:#000;
    /*height:470px;*/
    color:#fff;
    text-align: left;
}


.footer .logo .brand-logo{
    width: 181px;
    height: 28px;
    background: url(../images/footer-logo.png) center no-repeat;
}

.footer-link,.footer .logo{
    width: 100%;
    margin:0 auto;
}

.footer .logo{
    padding-top:60px;
    padding-bottom:40px;
    width: 64%;
}

.footer-link{
    box-sizing: border-box;
    padding:0 230px;
    padding-top: 50px;
}

.footer-link .menu-link{
    display: inline-block;
    float: left;
    width:136px;
    padding-right: 87px;
}

.footer-link .menu-link dt,.newsletter .title{
    font-size: 14px;
    padding-bottom: 32px;
}

.footer-link .menu-link dd{
    font-size: 14px;
    line-height: 1.5;
    padding-bottom: 26px;
}

.footer-link .menu-link dd a{
    color:#d1d3d4;
}

.footer .newsletter{
    width: 380px;
    display: inline-block;
}

.footer .newsletter .detail{
    font-size: 14px;
    padding-bottom:23px;
}

.footer .newsletter .policy{
    font-size: 12px;
    color:#d1d3d5;
    padding-bottom:17px;
}

.footer .newsletter .subscribe{
    padding-bottom: 30px;
}

.footer .newsletter .subscribe input#email{
    width: 240px;
    height: 40px;
    border: none;
    outline: none;
    text-indent: 20px;
    font-size: 14px;
    vertical-align: middle;
}


.footer .newsletter .subscribe input#subscribe{
    width: 120px;
    height: 40px;
    background-color: #33373c;
    border: none;
    color: #fff;
    font-size: 14px;
    text-align: center;
    vertical-align: middle;
}

.footer .social-link ul li{
    display: inline-block;
    width: 40px;
    height: 40px;
    padding-right: 3%;
}


.footer .social-link ul li a{
    text-decoration: none;
    color: #fff;
    display: inline-block;
    background-color:#141415;
}


.footer .social-link ul li a.facebook:hover{
    background-color: #3d5b99;
}
.footer .social-link ul li a.twitter:hover{
    background-color: #00aced;
}
.footer .social-link ul li a.ins:hover{
    background-color: #125688;
}
.footer .social-link ul li a.youtube:hover{
    background-color: #e64a41;
}

.footer .social-link ul li a.facebook:hover,.footer .social-link ul li a.twitter:hover,
.footer .social-link ul li a.ins:hover,.footer .social-link ul li a.youtube:hover{
    transition-duration: .5s;
    transform: scale(1.1);
}


.footer .social-link ul li span{
    font-size: 40px;
    line-height: 40px;
}


.footer .powerby,.footer .copyright{
    margin: 0 230px;
}

.footer .powerby a{
    display: block;
    font-size: 12px;
    width: 100%;
    margin-bottom:20px;
    text-decoration: none;
    color: #fff;
}

.footer .copyright span{
    color:#939598;
    font-size: 12px;
    width: 100%;
}

.footer .cfu-logo{
    display: inline-block;
    float: left;
    height: 50px;
}


.footer .cfu-text{
    float: left;
    height: 50px;
    margin-left: 25px;
}

.footer .cfu-text::before{
    content: " ";
    display: inline-block;
    height: 100%;
    width: 1px;
    vertical-align: middle;
}

.footer .cfu-text span{
    display: inline-block;
    vertical-align: middle;
}


.tool-bar{
    position: fixed;
    z-index: 333;
    bottom: 120px;
    right: 20px;
}

.tool-bar #back-to-top{
    width: 40px;
    height: 40px;
    cursor: pointer;
}

.tool-bar #back-to-top span{
    font-size: 40px;
    line-height: 40px;
    color: #000;
    border: 1px solid #000;
    border-radius: 50%;
    background-color: #fff;
}


.mobile-header{
    display: none;
}


.age-validation {
    z-index: 999;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(55,55,55,.6);
    height: 100%;
}

.age-title{
    font-size: 34px;
    text-align: center;
    color: #fff;
    margin-top: 32px;
}

.age-validation .age-content {
    margin: 200px auto;
    text-align: center;
    width: 510px;
    height: 510px;
    background: url("../images/18age_bg.jpg") center no-repeat;
}

.age-content .brand-logo{
    padding-top: 80px;
}

.age-content .warning-content{
    margin-top: 32px;
    padding: 0 50px;
}

.age-validation .warning-content,.age-validation .age-btn-group a{
    font-size: 18px;
    color: #fff;
}

.age-validation .age-btn-group{
    display: flex;
    flex-direction: row;
    justify-content: space-evenly;
    margin-top: 32px;
}

.age-validation .age-btn-group .under-age,.age-validation .age-btn-group .legal-age{
    border: 2px solid #fff;
    border-radius: 5px;
    padding: 8px;
}

.age-btn-group .legal-age{
    background: red;
}

/*媒体查询*/

@media screen and (max-width:1600px) {
    .header .rightSide{
        margin-right:80px
    }

    .header h1{
        margin-left: 80px;
    }

    .footer .powerby,.footer .copyright{
        margin:0 80px;
    }

    .footer-link{
        padding: 50px 80px 0 80px;
    }

    .footer-link .menu-link{
        padding-right:40px;
    }
}


@media  screen and (max-width: 1440px) {
    .header .nav{
        margin:0 150px;
    }
}

@media  screen and (max-width: 1366px) {
    .header .rightSide{
        margin-right:40px
    }

    .header h1{
        margin-left: 40px;
    }

    .header .nav{
        margin:0 150px;
    }

    .header .nav>ul>li:first-child .menu-bg .sub-menu{
        margin-left: -500px;
    }

    .footer .powerby, .footer .copyright{
        margin:0;
    }

    .footer-link,.footer .powerby, .footer .copyright{
        padding: 30px 60px 20px 80px;
    }

    .footer-link .menu-link{
        padding-right:40px;
    }

    .footer-link .menu-link:nth-child(4){
        padding-right: 150px;
    }

    .footer-link dt.menu-link:first-child+dt+dt{
        padding-right: 150px;
    }

}

@media (min-width: 1024px) and (max-width: 1365px) {
    .header .nav{
        margin:0 80px;
    }
}


@media  screen and (max-width: 1024px) {
    body{
        overflow-y: auto;
    }
    .header h1{
        margin-left: 3%;
    }
    .header .rightSide{
        margin-right: 3%;
    }
    .header .nav{
        margin:0 5%;
    }
    .footer-link,.footer .powerby, .footer .copyright{
        margin:0 240px;
    }
}

/*在992 和1199 像素之间的屏幕里，中等屏幕，分辨率低的PC*/
@media (min-width: 992px) and (max-width: 1199px) {
    .header h1{
        margin-left: 0;
    }
    .header .rightSide{
        margin-right: 0;
    }
    .header .nav{
        margin:0 40px;
    }
    .footer-link,.footer .powerby, .footer .copyright{
        margin:0 40px;
    }
}
/*在768 和991 像素之间的屏幕里，小屏幕，主要是PAD*/
@media (min-width: 768px) and (max-width: 991px) {
    div.main-content{
        margin-top: 60px;
    }

    div.header{
        display: none;
    }

    .mobile-header{
        display: block;
        background-color: #111417;
        position: fixed;
        top: 0;
        left: 0;
        z-index: 999;
        width: 100%;
    }

    .mobile-header  .m-nav-menu{
        display: none;
        background-color: #f1f1f1;
        font-size: 20px;
        color: #fff;
        position: fixed;
        left: 0px;
        top: 60px;
        width: 100%;
        z-index: 9999;
        height: 100%;
        overflow-y: auto;
    }

    .mobile-header  .m-nav-menu ul li a{
        font-size: 20px;
    }


    .mobile-header .navigation{
        display: block;
        position: relative;
    }


    .mobile-header .navigation .left-nav{
        float: left;
        padding: 10px 0;
        margin: 0 20px;
    }

    .mobile-header .navigation .left-nav .line{
        display: block;
        border-bottom: 2px solid #fff;
        width: 40px;
        height: 2px;
        margin-bottom: 10px;
    }

    .mobile-header .navigation .logo-wrapper{
        display: inline-block;
        width: 143px;
        margin: 0 60px;
    }

    .mobile-header .navigation .language-wrapper{
        float: right;
    }

    .language-wrapper .language{
        display: block;
        width: 40px;
    }


    .mobile-header  .m-nav-menu .menu-list{
        display: block;
        margin: 0 auto;
        transition: visibility 0s linear 1s;
        padding: 25px 20px 0;
    }

    .mobile-header  .m-nav-menu .menu-list li.menu-item{
        margin-bottom: 20px;
    }


    .mobile-header  .m-nav-menu .menu-list .menu-item .sub-menu li{
        text-indent: 20px;
    }



    .mobile-header .navigation .left-nav a.menu-toggle{
        display: block;
    }


    .mobile-header .navigation .logo-wrapper{
        margin: 0 220px
    }

    .mobile-header .navigation .logo{
        display: block;
        width: 143px;
        height: 42px;
        border-color: #fff;
        padding: 9px 0;
        background: url('../images/logo.png') center no-repeat;
        order: 1;
        text-indent: -9999px;
        overflow: hidden;
    }


    .mobile-header .navigation .language-wrapper{
        margin-right: 20px;
    }

    .mobile-header .navigation .language-wrapper a .languageText{
        font-size: 30px;
        line-height: 60px;
        color: #fff;
    }

    .mobile-header .navigation .language-wrapper .language .m-language{
        font-size: 60px;
        /*line-height: 110px;*/
        color: #fff;
    }


    .main-content .video-player{
        display: none;
    }

    .footer-link{
        margin: 0 20px;
    }

    .footer-link .menu-link{
        display: none;
    }

    .footer .social-link{
        text-align: center;
    }

    .footer .newsletter{
        width: 100%;
        text-align: center;
    }

    .newsletter .title{
        font-size: 25px;
    }

    .footer .newsletter .detail{
        font-size: 20px;
        padding: 10px 16px;
    }
}
/*在480 和767 像素之间的屏幕里，超小屏幕，主要是手机*/
@media (min-width: 375px) and (max-width: 767px) {
    div.main-content{
        margin-top: 60px;
    }

    div.header{
        display: none;
    }

    .mobile-header{
        display: block;
        background-color: #111417;
        position: fixed;
        top: 0;
        left: 0;
        z-index: 999;
        width: 100%;
    }

    .mobile-header  .m-nav-menu{
        display: none;
        background-color: #f1f1f1;
        font-size: 20px;
        color: #fff;
        position: fixed;
        left: 0px;
        top: 60px;
        width: 100%;
        z-index: 9999;
        height: 100%;
        overflow-y: auto;
    }

    .mobile-header  .m-nav-menu ul li a{
        font-size: 20px;
    }


    .mobile-header .navigation{
        display: block;
        position: relative;
    }


    .mobile-header .navigation .left-nav{
        float: left;
        padding: 10px 0;
        margin: 0 16px;
    }

    .mobile-header .navigation .left-nav .line{
        display: block;
        border-bottom: 2px solid #fff;
        width: 40px;
        height: 2px;
        margin-bottom: 10px;
    }

    .mobile-header .navigation .logo-wrapper{
        display: inline-block;
        width: 143px;
        margin: 0 60px;
    }

    .mobile-header .navigation .language-wrapper{
        float: right;
    }

    .language-wrapper .language{
        display: block;
        width: 40px;
    }


    .mobile-header  .m-nav-menu .menu-list{
        display: block;
        margin: 0 auto;
        transition: visibility 0s linear 1s;
        padding: 25px 20px 0;
    }

    .mobile-header  .m-nav-menu .menu-list li.menu-item{
        margin-bottom: 20px;
    }


    .mobile-header  .m-nav-menu .menu-list .menu-item .sub-menu li{
        text-indent: 20px;
    }



    .mobile-header .navigation .left-nav a.menu-toggle{
        display: block;
    }


    .mobile-header .navigation .logo-wrapper{

    }

    .mobile-header .navigation .logo{
        display: block;
        width: 143px;
        height: 42px;
        border-color: #fff;
        padding: 9px 0;
        background: url('../images/logo.png') center no-repeat;
        order: 1;
        text-indent: -9999px;
        overflow: hidden;
    }


    .mobile-header .navigation .language-wrapper{

    }

    .mobile-header .navigation .language-wrapper a .languageText{
        font-size: 30px;
        line-height: 60px;
        color: #fff;
    }

    .mobile-header .navigation .language-wrapper .language .m-language{
        font-size: 60px;
        /*line-height: 110px;*/
        color: #fff;
    }


    .main-content .video-player{
        display: none;
    }

    .footer-link{
        margin: 0 8px;
    }

    .footer .powerby, .footer .copyright{
        margin:0 auto;
    }

    .footer-link .menu-link{
        display: none;
    }

    .footer .social-link{
        text-align: center;
    }

    .footer .newsletter{
        width: 100%;
        text-align: center;
    }

    .footer-link .menu-link dt, .newsletter .title{
        font-size: 20px;
        padding-bottom: 0;
    }

    .footer .newsletter .detail{
        font-size: 16px;
        padding: 10px 16px;
    }

    .footer .newsletter .subscribe input#email{
        width: 180px;
    }

    .footer-link,.footer .powerby, .footer .copyright{
        padding: 10px;
    }

    .age-validation .age-content{
        width: 100%;
    }
}
/*在小于480 像素的屏幕，微小屏幕，更低分辨率的手机*/
@media (max-width: 374px) {
    div.main-content{
        margin-top: 60px;
    }

    div.header{
        display: none;
    }

    .mobile-header{
        display: block;
        background-color: #111417;
        position: fixed;
        top: 0;
        left: 0;
        z-index: 999;
        width: 100%;
    }

    .mobile-header  .m-nav-menu{
        display: none;
        background-color: #f1f1f1;
        font-size: 20px;
        color: #fff;
        position: fixed;
        left: 0px;
        top: 60px;
        width: 100%;
        z-index: 9999;
        height: 100%;
        overflow-y: auto;
    }

    .mobile-header  .m-nav-menu ul li a{
        font-size: 20px;
    }


    .mobile-header .navigation{
        display: block;
        position: relative;
    }


    .mobile-header .navigation .left-nav{
        float: left;
        padding: 10px 0;
        margin: 0 16px;
    }

    .mobile-header .navigation .left-nav .line{
        display: block;
        border-bottom: 2px solid #fff;
        width: 40px;
        height: 2px;
        margin-bottom: 10px;
    }

    .mobile-header .navigation .logo-wrapper{
        display: inline-block;
        width: 143px;
        margin: 0 20px;
    }

    .mobile-header .navigation .language-wrapper{
        float: right;
    }

    .language-wrapper .language{
        display: block;
        width: 40px;
    }


    .mobile-header  .m-nav-menu .menu-list{
        display: block;
        margin: 0 auto;
        transition: visibility 0s linear 1s;
        padding: 25px 20px 0;
    }

    .mobile-header  .m-nav-menu .menu-list li.menu-item{
        margin-bottom: 20px;
    }


    .mobile-header  .m-nav-menu .menu-list .menu-item .sub-menu li{
        text-indent: 20px;
    }



    .mobile-header .navigation .left-nav a.menu-toggle{
        display: block;
    }


    .mobile-header .navigation .logo-wrapper{

    }

    .mobile-header .navigation .logo{
        display: block;
        width: 143px;
        height: 42px;
        border-color: #fff;
        padding: 9px 0;
        background: url('../images/logo.png') center no-repeat;
        order: 1;
        text-indent: -9999px;
        overflow: hidden;
    }


    .mobile-header .navigation .language-wrapper{

    }

    .mobile-header .navigation .language-wrapper a .languageText{
        font-size: 30px;
        line-height: 60px;
        color: #fff;
    }

    .mobile-header .navigation .language-wrapper .language .m-language{
        font-size: 60px;
        /*line-height: 110px;*/
        color: #fff;
    }


    .main-content .video-player{
        display: none;
    }

    .footer-link{
        margin: 0 8px;
    }

    .footer .powerby, .footer .copyright{
        margin:20px auto;
    }

    .footer-link .menu-link{
        display: none;
    }

    .footer .social-link{
        text-align: center;
    }

    .footer .newsletter{
        width: 100%;
        text-align: center;
    }

    .newsletter .title{
        font-size: 25px;
    }

    .footer .newsletter .subscribe input#email{
        width: 190px;
    }

    .footer .newsletter .subscribe input#subcribe{
        width: 80px;
    }

    .footer .newsletter .detail{
        font-size: 20px;
        padding: 10px 16px;
    }

    .footer .social-link ul li{
        width: 40px;
        height: 40px;
    }

    .footer-link,.footer .powerby, .footer .copyright{
        padding: 10px;
    }
}




/***main-content**/


.slogan .slogan-content{
    background-color: #111417;
    text-align: center;
    color: #fff;
}

.slogan .slogan-content h1.title{
    font-size: 35px;
    line-height: 35px;
    padding-top: 38px;
}


.slogan .slogan-content p.sub-title{
    font-size: 20px;
    padding-top: 19px;
}

.slogan .slogan-content a.watch{
    display: inline-block;
    height: 49px;
    text-decoration: none;
    line-height: 49px;
    margin-top: 23px;
    border: 2px solid #fff;
    color: #fff;
    border-radius: 25px;
    width: 224px;
    margin-bottom: 38px;
}


.slogan .slogan-content a.watch span{
    font-size: 15px;
    color:#fff;
    padding: 17px 14px;
    line-height: 49px;
    font-weight: bold;
}

.product-category{
    width: 100%;
    background-color: #e1e1e2;
}

.product-category .categories{
    text-align: center;
    padding-bottom: 20px;
}

.product-category ul.categories li{
    display: inline-block;
    padding-top: 148px;
    text-align: left;
    overflow: hidden;
    float: left;
}


.product-category ul.categories li a:hover img{
    overflow: hidden;
    transition-duration: .5s;
    transform: scale(0.98);
}

.product-category ul.categories .c-title{
    font-size: 25px;
    padding-top: 32px;
}

.product-category ul.categories li a:hover .c-title{
    padding-top:12px;
    transition: all .5s;
    transform: scale(0.98);
}

.product-category ul.categories li a:hover .c-desc{
    transition: all .5s;
    transform: scale(0.98);
}




.product-category ul.categories .c-desc{
    font-size: 15px;
    padding-top: 10px;
}

.technology{
    background: url(../images/technology-bg.jpg) center center no-repeat;
    background-size: cover;
    color:#fff;
    text-align: center;
}


.technology .logo{
    display: block;
    width: 244px;
    height: 38px;
    border-color: #fff;
    margin: 0 auto;
    background: url('../images/t-logo.png') center no-repeat;
    padding-top: 90px;
}

.technology .t_title,.technology .t_list .counter{
    font-size: 35px;
}

.technology .t_title{
    padding-top: 54px;
}


.technology .t_list{
    margin:0 auto;
    padding-top: 76px;
}

.technology .t_list li{
    display: inline-block;
    margin-left: 114px;
    font-size: 15px;
}

.technology .learn-more{
    display: inline-block;
    width: 224px;
    height: 47px;
    text-decoration: none;
    line-height: 47px;
    margin-top: 40px;
    color: #fff;
    border: 2px solid #fff;
    border-radius: 25px;
    margin-bottom: 40px;
}

.technology .learn-more span{
    font-size: 15px;
    line-height: 47px;
    font-weight: bold;
    color:#fff;
}

.news{
    text-align: center;
}

.news .news-list{
    padding: 100px 0;
}

.news .news-list li{
    text-align: left;
    padding-left: 30px;
    display: inline-block;
    float: left;
    width: 47%;
}

.news .news-list li a{
    display: inline-block;
    color: #000;
    text-decoration: none;
}

.news .news-list li a .img-box{
    overflow: hidden;
}

.news .news-list li a img{
    width: 100%;
}

.news .news-list li a img:hover{
    transition-duration: .5s;
    transform: scale(1.1);
}

.news .news-list .news-title{
    padding-top: 32px;
    font-size: 20px;
    line-height: 20px;
    padding-bottom: 19px;
}

.news .news-list .news-date{
    font-size: 15px;
    line-height: 15px;
    color:#414042;
}

.contact-us{
    background:url(../images/contact-us.png) center center no-repeat;
    background-size: cover;
    text-align: center;
    color:#fff;
}

.contact-us .title{
    font-size: 35px;
    padding-top: 126px;
}

.contact-us .desc{
    font-size: 20px;
    padding-top: 37px;
}

.contact-us .contact-us-btn{
    display: inline-block;
    width: 224px;
    height: 47px;
    text-decoration: none;
    line-height: 47px;
    margin-top: 79px;
    color: #fff;
    border: 2px solid #fff;
    border-radius: 25px;
    margin-bottom: 40px;
}

.contact-us .contact-us-btn span{
    font-size: 15px;
    line-height: 47px;
    font-weight: bold;
    color:#fff;
}



/*当页面大于1200px 时，大屏幕，主要是PC 端*/
@media (min-width: 1200px) {

    .product-category .categories{
        width: 97%;
        margin:0 auto;
    }

    .product-category ul.categories li{
        width: 32%;
        margin-right: 2%;
    }

    .product-category ul.categories li:nth-child(3){
        margin-right: 0;
    }
    /*IE兼容*/
    .product-category ul.categories li:first-child+li+li{
        margin-right: 0;
    }

    .product-category ul.categories li a img{
        width: 100%;
        height: auto;
    }

    .news .news-list .news-date{
        display: inline-block;
    }

    .news .news-list li a{
        display: inline-block;
    }
}
/*在992 和1199 像素之间的屏幕里，中等屏幕，分辨率低的PC*/
@media (min-width: 992px) and (max-width: 1199px) {
    .product-category ul.categories li{
        display: block;
        padding-top: 20px;
        margin-left: 0px;
        text-align: center;
        width: 100%;
    }

    .product-category ul.categories li a img{
        width: 100%;
    }

    .technology .t_list li{
        margin-left: 100px;
    }

    .news .news-list{
        display: block;
        padding:0;
    }

    .news .news-list li{
        padding-left:0;
        padding-bottom: 15px;
        width: 100%;
    }

    .news .news-list li a{
        width: 100%;
        margin-top: 20px;
    }
}
/*在768 和991 像素之间的屏幕里，小屏幕，主要是PAD*/
@media (min-width: 768px) and (max-width: 991px) {
    .slogan .slogan-content h1.title{
        word-break: break-word;
        font-size: 25px;
        padding-top: 0;
    }

    .slogan .slogan-content a.watch{
        margin-bottom: 20px;
    }


    .product-category ul.categories{
        display: block;

    }

    .product-category ul.categories li{
        display: block;
        padding-top: 0px;
        margin-left: 0px;
        text-align: center;
        width: 100%;
    }

    .product-category ul.categories li:first-child{
        padding-top: 10px;
    }


    .product-category ul.categories li a img{
        width: 100%;
    }

    .product-category ul.categories .c-desc{
        padding-bottom: 10px;
    }

    .technology .logo{
        padding-top: 20px;
    }

    .technology .t_title{
        padding-top:30px;
    }

    .technology .t_list{
        display: block;
        padding-top:20px;
    }

    .technology .t_list li{
        display: block;
    }

    .technology .learn-more{
        margin-top: 0px;
        margin-bottom: 20px;
    }

    .technology .t_title, .technology .t_list .counter{
        font-size: 20px;
    }

    .news .news-list{
        display: block;
        padding:0;
    }

    .news .news-list li{
        padding-left:0;
        padding-bottom: 15px;
        width: 100%;
    }

    .contact-us .title{
        padding-top: 36px;
    }

    .news .news-list .news-title,.news .news-list .news-date{
        padding: 10px 16px;
    }

    .contact-us .contact-us-btn{
        margin-top: 30px;
        margin-bottom: 20px;
    }
}
/*在480 和767 像素之间的屏幕里，超小屏幕，主要是手机*/
@media (min-width: 375px) and (max-width: 767px) {
    .slogan .slogan-content h1.title{
        word-break: break-word;
        font-size: 25px;
        padding-top: 0;
    }

    .slogan .slogan-content a.watch{
        margin-bottom: 20px;
    }


    .product-category ul.categories{
        display: block;

    }

    .product-category ul.categories li{
        display: block;
        padding-top: 0px;
        margin-left: 0px;
        text-align: center;
        width: 100%;
    }

    .product-category ul.categories li:first-child{
        padding-top: 10px;
    }


    .product-category ul.categories li a img{
        width: 100%;
    }

    .product-category ul.categories .c-desc{
        padding-bottom: 10px;
    }

    .technology .logo{
        padding-top: 20px;
    }

    .technology .t_title{
        padding-top:30px;
    }

    .technology .t_list{
        display: block;
        padding-top:20px;
    }

    .technology .t_list li{
        display: block;
        margin-left: 0;
    }

    .technology .learn-more{
        margin-top: 0px;
        margin-bottom: 20px;
    }

    .technology .t_title, .technology .t_list .counter{
        font-size: 20px;
    }

    .news .news-list{
        display: block;
        padding:0;
    }

    .news .news-list li{
        padding-left:0;
        padding-bottom: 15px;
        width: 100%;
    }

    .contact-us .title{
        padding-top: 36px;
    }

    .news .news-list .news-title,.news .news-list .news-date{
        padding: 10px 16px;
    }

    .contact-us .contact-us-btn{
        margin-top: 30px;
        margin-bottom: 20px;
    }
}
/*在小于480 像素的屏幕，微小屏幕，更低分辨率的手机*/
@media (max-width: 374px) {
    .product-category ul.categories li{
        margin-left: 0;
        padding-top: 20px;
    }

    .product-category ul.categories li a img{
        width: 100%;
    }

    .technology .t_list li{
        margin-left: 0;
    }

    .technology,.contact-us{
        background-size: cover;
    }

    .news .news-list{
        padding: 50px 0;
    }

    .news .news-list li{
        width: 100%;
        padding-left: 0;
        padding-top: 10px;
    }

    .contact-us .title{
        padding-top: 20px;
    }

    .contact-us .contact-us-btn{
        margin-top: 20px;
    }
}

/*.lab-banner{
	background:url(../images/lab/lab-banner.png) center center no-repeat;
	background-size: cover;
	position: relative;
	height: 890px;
}*/

.lab-banner{
	position: relative;
}

.lab-banner img{
	width: 100%;
	max-width: 100%;
}


.lab-title{
	font-size: 60px;
	position: absolute;
	color: #fff;
	width: 700px;
	bottom: 20%;
	left: 35%;
}


/*.lab-title{
	font-size: 60px;
	color: #fff;
	text-align: center;
	padding:600px 550px 200px;
}*/



.lab-content{
	background-color: #000;
	color: #fff;
}

.perfor-title{
	font-size: 60px;
	padding-top: 145px;
	text-align: center;
	font-weight: bold;
}

.perfor-sub-title{
	font-size: 25px;
	padding-top:50px;
	text-align: center;
}


.perform-list .circle{
	display: inline-block;
	width: 64px;
	height: 64px;
	line-height: 1;
	border-radius: 50%;
	border:2px solid #fff;
	text-align: center;
}

.perform-list{
	text-align: center;
	padding-top: 126px;
}

.perform-list li{
	font-size: 20px;
	display: inline-block;
	margin-left: 135px;
}


.perform-list li span{
	font-size: 40px;
	color: #fff;
	line-height:64px;
}

.perform-list li span.p-text{
	font-size: 20px;
	color: #fff;
	line-height:64px;
	padding-left: 20px;
}


.mt80{
	margin-top: 80px;
}

/*  microstructure */
.microstructure,.aerosol-particle-size,.histogram-chart,
.high-strength-physical-structure,.quadruple-leak-proof-design,
.heater-compatibility{
	margin:200px 350px;
	font-size: 16px;
}

.microstructure ul li,.aerosol-particle-size ul li{
	display: inline-block;
}

.left-content .right-content{
	vertical-align: middle;
}

.left-content{
	width: 562px;
}

.right-content{
	width: 534px;
}

.left-content h4{
	line-height: 1;
	font-size: 60px;
	font-weight: bold;
}

.right-content h4{
	line-height: 1;
	font-size: 60px;
	font-weight: bold;
}

.left-content p.description{
	font-size: 16px;
	margin-top: 20px;
}

.microstructure .left-content .parameter{
	margin:20px auto;
}

.microstructure .left-content .parameter li{
	display: inline-block;
}

.number-advance .number{
	font-size: 35px;
	line-height:80px;
	display: inline-block;
	background-color: #fff;
	color: #000;
	width: 80px;
	height: 80px;
	border-radius:50%;
	text-align: center;
}

.microstructure .left-content .parameter li:first-child{
	margin-right: 80px;
}


.aerosol-content .p-title{
	font-size: 20px;
	margin-top: 20px
}

.p-last{
	margin-top: 20px;
}


.efficiency-content{
	margin-top: 50px;
	margin-bottom: 60px;
}

.liquid-content{
	margin-top: 95px;
	margin-bottom: 60px;
}

.high-strength-physical-structure .left-content{
	margin: 50px 0;
}

.high-strength-physical-structure .sub-title{
	margin: 30px 0;
}

.high-strength-physical-structure .left-content .description{
	margin-top: 40px;
}

.high-strength-physical-structure .right-content .img-box{
	position: relative;
}


.quadruple-leak-proof-design .left-content{
	margin:130px 0;
}

.quadruple-leak-proof-design .sub-title{
	font-size: 20px;
	margin: 30px 0;
}

.quadruple-leak-proof-design .design-list{
	font-size: 16px;
}


/**heater-compatibility*/
.heater-compatibility .title{
	font-size: 60px;
	font-weight: bold;
	text-align: center;
}

.heater-compatibility .line{
	height: 2px;
	width: 79px;
	margin:36px auto 80px auto;
	background-color: #fff;
}

.compatible-list{
	margin-top: 40px;
}

.compatible-list li{
	display: inline-block;
	width: 33%;
}

.compatible-list li:first-child{
	margin-left: 0;
}

.compatible-list li span{
	display: inline-block;
	font-size: 50px;
	width: 50px;
	height: 50px;
	line-height: 50px;
}


.compatible-item{
	text-align: center;
}

.compatible-item .e-liquid{
	background:url(../images/lab/e-liquid.png) center center no-repeat;
	height: 59px;
	display: block;
}

.compatible-item .engineer{
	background:url(../images/lab/electronic_engineering.png) center center no-repeat;
	height: 59px;
}

.compatible-item .heater-size{
	background:url(../images/lab/heater_size.png) center center no-repeat;
	height: 59px;
}

.compatible-item .c-title{
	display: block;
	font-size: 20px;
	margin-top: 36px;
}

.compatible-item .c-desc{
	display: block;
	font-size: 16px;
	margin-top: 10px;
}


.bottom-banner img{
	width: 100%;
}


@media screen and (max-width:1600px) {
	.microstructure, .aerosol-particle-size, .histogram-chart,
	.high-strength-physical-structure, .quadruple-leak-proof-design{
		margin: 200px 200px;
	}
}


@media  screen and (max-width: 1440px) {
	.microstructure, .aerosol-particle-size, .histogram-chart,
	.high-strength-physical-structure, .quadruple-leak-proof-design{
		margin: 200px 100px;
	}
}

@media  screen and (max-width: 1366px) {
	.microstructure,.aerosol-particle-size,.histogram-chart,
	.high-strength-physical-structure,.quadruple-leak-proof-design,
	.heater-compatibility{
		margin: 200px 100px;
	}


	.perform-list li{
		margin-left: 100px;
	}

	.perform-list li:first-child{
		margin-left: 0;
	}
}


@media  screen and (max-width: 1024px) {
	.perform-list{
		padding-top: 40px;
		text-align: center;
	}

	.microstructure, .aerosol-particle-size, .histogram-chart,
	.high-strength-physical-structure, .quadruple-leak-proof-design{
		margin: 80px 20px;
	}

	.microstructure ul,.aerosol-particle-size ul,.histogram-chart ul{
		text-align: center;
	}

	.microstructure ul li, .aerosol-particle-size ul li{
		float: none;
		margin-bottom: 40px;
	}

	.high-strength-physical-structure .left-content,.quadruple-leak-proof-design .left-content{
		margin:0 auto;
		margin-bottom: 40px;
	}

	.high-strength-physical-structure  ul li,.quadruple-leak-proof-design ul li,.histogram-chart ul li{
		float: none;
		margin:0 auto;
		margin-bottom: 40px;
	}

}


@media (min-width: 992px) and (max-width: 1199px) {

}

@media (min-width: 768px) and (max-width: 991px) {

}

@media (min-width: 375px) and (max-width: 767px) {

	.perfor-title{
		font-size: 20px;
		padding-top: 20px;
	}

	.perfor-sub-title,.perform-list li span.p-text{
		font-size: 16px;
	}

	.perform-list{
		padding-top: 40px;
	}

	.lab-content ul.perform-list li{
		display: block;
		margin-left: 16px;
		text-align: left;
	}

	.left-content,.right-content{
		width: 100%;
	}

	.right-content img,.img-box img{
		width: 100%;
		max-width: 100%;
	}

	.left-content h4,.right-content h4{
		font-size: 25px;
	}

	.microstructure .left-content ul.parameter{
		text-align: left;
	}

	.microstructure .left-content .parameter li:first-child{
		margin-right: 0;
	}

	.aerosol-content p.p-title{
		font-size: 16px;
	}

	.liquid-content{
		margin-top: 40px;
	}

	.quadruple-leak-proof-design .design-list{
		font-size: 14px;
	}

	.microstructure, .aerosol-particle-size, .histogram-chart, .high-strength-physical-structure, .quadruple-leak-proof-design,.heater-compatibility{
		margin: 40px 20px;
		font-size: 14px;
	}

	.heater-compatibility .title{
		font-size: 25px;
	}

	ul.compatible-list li:first-child{
		margin-left: 0;
	}

	ul.compatible-list li+li{
		margin-left: 0;
	}

	ul.compatible-list li{
		display: block;
		width: 100%;
		margin-bottom: 20px;
	}

	div.compatible-item{
		border-bottom: 1px solid #fff;
	}

	.bottom-banner img{
		width: 100%;
	}
}

@media (max-width: 374px) {
	.perfor-title{
		font-size: 20px;
		padding-top: 20px;
	}

	.perfor-sub-title,.perform-list li span.p-text{
		font-size: 16px;
	}

	.perform-list{
		padding-top: 40px;
	}

	.lab-content ul.perform-list li{
		display: block;
		margin-left: 16px;
		text-align: left;
	}

	.left-content,.right-content{
		width: 100%;
	}

	.right-content img,.img-box img{
		width: 100%;
		max-width: 100%;
	}

	.left-content h4,.right-content h4{
		font-size: 25px;
	}

	.microstructure .left-content ul.parameter{
		text-align: left;
	}

	.microstructure .left-content .parameter li:first-child{
		margin-right: 0;
	}

	.aerosol-content p.p-title{
		font-size: 16px;
	}

	.liquid-content{
		margin-top: 40px;
	}

	.quadruple-leak-proof-design .design-list{
		font-size: 14px;
	}

	.microstructure, .aerosol-particle-size, .histogram-chart, .high-strength-physical-structure, .quadruple-leak-proof-design,.heater-compatibility{
		margin: 40px 20px;
		font-size: 14px;
	}

	.heater-compatibility .title{
		font-size: 25px;
	}

	div.compatible-item{
		border-bottom: 1px solid #fff;
	}

	ul.compatible-list li:first-child{
		margin-left: 0;
	}

	ul.compatible-list li+li{
		margin-left: 0;
	}

	ul.compatible-list li{
		display: block;
		width: 100%;
		margin-bottom: 20px;
	}


	.bottom-banner img{
		width: 100%;
	}
}