html{

    font-size: 62.5%;
}
*{
    margin: 0;
    padding: 0;
    border:0;
    font-family: "微软雅黑";
}
ul li{
    list-style-type:none;
}
/*头部盒子*/
header{
    width: 100%;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.am-offcanvas-bar{
    width: 200px;
}
.banner_Img_lunbo{
    position: absolute;
    width: 100%;
    height: 100%;
    background: url("../img/banner@2x.png") top center no-repeat;
    background-size: 100% ;
}
.banner_Img_lunbo img{
    width: 100%;
    height: 100%;
}
.nav-btn{
    display: none;
}
.bg-banner{
    /*width: 100%;*/
    display: flex;
    justify-content: space-between;
    padding: 1% 4%;
}
.bg-banner .am-u-lg-2{
    padding: 0;
}
.bg-banner ul{
    display: flex;
    justify-content: space-between;
    text-align: center;
    padding: 1rem 0;
}
.bg-banner ul li{
    font-size: 1.7rem;
    border-bottom:1px solid transparent;
}
.nav-a{
    color: #fff;
    display: inline-block;
    padding:10% 0;
}
.nav-a:focus{
    color: #fff;
}
#logo{
    width:14rem;
    margin: 0 auto;
}
#logo img{
    width: 100%;
    max-height: 100%;
}
.bg-ad{
    margin-top: 0;
    padding: 0 4%;
}
.bg-ad .am-u-lg-2 {
    padding: 0;
    margin-top: 10%;
    margin-bottom: 29%;
}
.text-left{
    text-align: left;
}
.text-right{
    text-align: right;
}
.bg-title{
    font-size: 2.8rem;
    position: relative;
    padding-bottom:1.5rem ;
    margin-bottom: 1rem;
    border-bottom: 1px solid #fff;
}
.text-left .bg-title::before{
    content: "";
    display: inline-block;
    height: 2px;
    width: 4.4rem;
    background: #fff;
    position: absolute;
    bottom: 0;
    left: 0;
}
.text-right .bg-title::before{
    content: "";
    display: inline-block;
    height: 2px;
    width: 4.4rem;
    background: #fff;
    position: absolute;
    bottom: 0;
    right: 0;
}
.bg-text{
    font-size: 14px;
}

.more-box{
    margin-top:1rem;
}
.a-more{
    color: #fff;
    border: 1px solid #fff;
    padding:.5rem 1.5rem;
    font-size: 14px;
}
.am-panel img{
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: 100%;

}
.am-list>li>a>i{
    display: inline-block;
    width: 2rem;
    font-size: 1.7rem;
}

/*底部*/
.blueAndsky{
    background:-webkit-linear-gradient(left, #10a4ee , #8fc8fc);
}

.footer-nav{
    width: 90%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    color: #fff;
}
.footer-nav dl{
    margin: 1.6rem 0;
}
.footer-nav dl dt{
    font-size:1.825rem;
    font-weight: normal;
    margin-bottom: 1.4rem;
}
.footer-nav dl dd{
    font-size: 14px;
    margin-bottom: 1rem;
    color: #fff;
}
.footer-nav dl dd a{
    font-size: 14px;
    color: #fff;
    opacity: .8;
}
.footer-nav dl dd span{
    margin-left:1rem;
    opacity: .8;
}
.copyright{
    background: #000;
}
.copy_box{
    width: 90%;
    margin: 0 auto;
    color: #fff;
    padding: 1rem 0;
    text-align: center;
    font-size: 12px;
    display: flex;
    justify-content: space-between;
}
.partner{
    display: flex;
    padding: 0;
    margin: 0;
}

.partner li{
    padding: 0 .5rem;
    position: relative;
}
.partner li:first-child{
    padding-left:0;
}
.partner li:last-child{
    padding-right:0;
}
.partner li::after{
    content: "";
    display: inline-block;
    position: absolute;
    height: 12px;
    width: 1px;
    background: #fff;
    right: 0;
    top: 0;
    bottom: 0;
    margin: auto 0;
}
.partner li:last-child::after{
    content: none;
}
.partner a{
    color: #fff;
}
.am-footer{
    display: none;
}
.am-footer-default{
    background:-webkit-linear-gradient(left, #10a4ee , #8fc8fc);
}
@media screen and (max-width: 1200px){
    .copy_box {
        display: flex;
        justify-content: center;
    }
    .partner_box{
        display: none;
    }
    .bg-ad .am-u-lg-2 {
        padding: 0;
        margin-top: 10%;
        margin-bottom: 20%;
    }

}
@media screen and (max-width: 1024px){
    .bg-ad{
        padding: 0 4% 0;
    }
    .foot_Nav{
        display: none;
    }
    .am-footer{
        display: block;
    }
    .am-footer-switch{
       background:-webkit-linear-gradient(left, #10a4ee , #8fc8fc);
    }
    .am-footer-default .am-footer-ysp {
        color: #fff;
        cursor: pointer;
    }


}
@media screen and (max-width: 768px){
    .bg-ad .am-u-lg-2 {
        margin-bottom: 10%;
    }

    #logo img{
        width:auto;
        max-height: 55px;
    }

    .am-panel img{
        max-height: 80px;
        margin-bottom:20px;
    }
}
@media screen and (max-width: 640px){
    
    .bg-banner{
        position: fixed;
        height: 10rem;
        top: 0;
        z-index: 999;
        background:-webkit-linear-gradient(left, #0B9FEA, #77BBFC );
    }
    .bg-ad{
        margin: 0;
        padding-top: 13%;
    }
    /*头部变化*/
    .nav-text,.text-right,.text-left {
        display: none;
    }

    #logo{
        width: 40%;
        margin: 0;
    }
    .nav-btn{
        display: block;
        line-height: 5rem;
    }
    .nav-btn a{
        font-size: 3rem;
        color: #fff;
    }
    .am-list>li {
        position: relative;
        display: block;
        margin-bottom: -1px;
        background-color: #323232;
        border: none;
        border-width: 1px 0;
    }
    .copy{
        display: flex;
        flex-direction: column;
    }
    .am-u-sm-12 {
        width: 100%;
        height: 20rem;
    }
}
@media screen and (max-width:580px){
    .bg-banner{
        height: 9rem;
    }
}
@media screen and (max-width:500px){
    .bg-banner{
        height: 8rem;
    }
    
}
@media screen and (max-width:460px){
    .bg-banner{
        height: 7rem;
    }
}
@media screen and (max-width: 425px){
    .bg-banner{
        height: 6.5rem;
    }
    #logo{
        width: 40%;
        margin: 0;
    }
    .nav-btn a{
        font-size: 2.5rem;
    }
    .am-u-sm-12 {
        width: 100%;
        height: 13rem;
    }

}
@media screen and (max-width: 320px){
    .bg-banner{
            height: 5rem;
        }
}