.top{
    position: relative;
    width:100%;
    height: 80px;
    display:flex;
    justify-content:space-between;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.logo{
    width:170px;
    height:40px;
    margin-left: 120px;
    padding-top:20px;
}

.nav{
    display:flex;
    margin-right: 186px;
}

.nav ul{
    margin-right: 100px;
    margin-top: 29px;
}
.nav ul li{
    float: left;
    height: 22px;
    font-size: 16px;
    font-weight: 400;
    color: #CCCCCC;
    line-height: 22px;
    margin-left: 100px;
}
.nav ul li a{
    color: #CCCCCC;
}
.nav ul li.cur{
    color:#C8171E;
    font-weight: 500;
    position: relative;
    padding-bottom: 10px;
}

.nav ul .cur a{
    color:#86D5CE;
}

.nav ul li.cur:after{
    content:"";
    position:absolute;
    bottom: 0;
    left:50%;
    transform:translateX(-50%);
    width: 30px;
    height: 2px;
    background:#86D5CE;
    border-radius: 1px;
}

.uimg{
    position: relative;
    width:28px;
    height:28px;
    margin-top: 26px;
}
.uimg .codeBg{
    position: absolute;
    width:130px !important;
    height:130px !important;
    right: -155px;
    top: -20px;
    border: 5px solid #999;
    border-radius: 10px;
    transition: opacity .5s linear;
    display:none;
}
.uimg:hover .codeBg{
    display:block;
}




/* footer */
.footer{
    width:1440px;
    max-width: 1440px;
    margin:0 auto;
    height: 400px;
    background: #000000;
}
.footer-1{
    width:224px;
    height:56px;
    margin:0 auto;
    padding-top:79px;
}
.footer-1 img{
    width:100%;
    display:block;
}
.footer .footer-2{
    display:flex;
    justify-content:center;
    margin-top: 40px;
}
.dowm-1{
    width: 196px;
    height: 44px;
    display:flex;
    font-size: 16px;
    font-weight: 500;
    color: rgba(255,255,255,0.6);
    line-height:44px;
    letter-spacing: 1px;
    border-radius: 8px;
    border: 2px solid rgba(255,255,255,0.3);
    margin-right: 24px;
}
.dowm-3:hover,.dowm-1:hover{
    color: #E6E6E6;
    border: 2px solid #979797;
}
.dowm-1 img{
    width:24px;
    height:24px;
    margin-left: 18px;
    margin-top: 10px;
    margin-right: 8px;
}
.dowm-2 img{
    margin-left: 29px;
}
.dowm-3{
    position: relative;
    width: 44px;
    height: 44px;
    border-radius: 8px;
    border: 2px solid rgba(255,255,255,0.3);
}
.dowm-3 img{
    width:24px;
    height:24px;
    margin-left: 10px;
    margin-top: 10px;
}
.dowm-3 .codeBg{
    position: absolute;
    width:130px !important;
    height:130px !important;
    right: -155px;
    top: -60px;
    border: 5px solid #999;
    border-radius: 10px;
    transition: opacity .5s linear;
    display:none;
}

.dowm-3:hover .codeBg{
    display:block;
}
.footer-3{
    display:flex;
    justify-content:space-between;
    margin: 77px 432px 24px;
}

.footer-3 a{
    color: #E6E6E6;
    font-size: 18px;
    font-weight: 500;
    line-height: 25px;
    letter-spacing: 1px;
    cursor: pointer;
}

.footer-4{
    display:flex;
    justify-content:space-between;
    font-size: 16px;
    font-weight: 400;
    color: #CCCCCC;
    line-height: 22px;
    letter-spacing: 1px;
    margin:0 314px 32px;
}
.splitLine{
    width: 1px;
    height: 17px;
    background: #CCCCCC;
    border-radius: 1px;
    margin:3px 16px 0;
}
.footer-4 li{
    display:flex;
}
.footer-4 img{
    width: 20px;
    margin-right: 10px;
}