html {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent
}

body {
    min-width: 1200px;
    overflow-x: hidden;
}

.header {
    height: 80px;
    background: rgba(18, 18, 18, 1);
}

.logo {
    margin-left: 146px;
    padding: 24px;
    float: left;
}

nav {
    float: right;
    margin-right: 128px;
    padding: 32px;
}

a.mainNav {
    width: 69px;
    height: 16px;
    font-size: 16px;
    font-family: PingFangSC-Regular;
    font-weight: 400;
    color: rgba(255, 255, 255, 1);
    line-height: 22px;
    margin-left: 45px;
    text-decoration: none;
    border: 0;
    background: 0;
    padding: 0%;
}

a.mainNav:hover {
    color: rgba(231, 35, 39, 1);
}

.mainNavActive {
    font-size: 16px;
    font-family: PingFangSC-Regular;
    font-weight: 400;
    color: rgba(231, 35, 39, 1) !important;
}

footer.footer {
    background: rgba(61, 67, 79, 1);
    min-height: 373px;
}

.footer_boxs {
    max-width: 1200px;
    margin: auto;
}

.footer_logo {
    width: 100%;
    height: 94px;
    padding: 45px 0 17px 17px;
    border-bottom: rgba(66, 73, 85, 1) 2px solid;
}

.footer_logo img {
    width: 156px;
    float: left;
}

p.explain {
    width: 433px;
    height: 18px;
    font-size: 18px;
    font-family: SourceHanSansCN-Regular;
    font-weight: 400;
    color: #99a0ab;
    float: left;
    margin-left: 20px;
}

.footer_content {
    margin-top: 65px;
    padding: 0 30px;
    margin-bottom: 65px;
}

footer h3.title {
    width: 171px;
    height: 17px;
    font-size: 18px;
    font-family: SourceHanSansCN-Regular;
    font-weight: 400;
    color: rgba(255, 254, 254, 1);
    margin-bottom: 20px;
}

footer .copyright {
    height: 54px;
    background: rgba(55, 61, 73, 1);
}

footer .copyright_box {
    /* max-width: 1200px;
    margin: auto; */
}

footer .copyright p {
    height: 18px;
    font-size: 16px;
    font-family: SourceHanSansCN-Regular;
    font-weight: 400;
    color: rgba(153, 160, 171, 1);
    text-align: center;
    padding: 18px 0;
}

.ContactUs {
    float: right;
}

.footer_box p.title {
    height: 14px;
    font-size: 14px;
    font-family: SourceHanSansCN-Regular;
    font-weight: 400;
    color: rgba(153, 160, 171, 1);
}

.footer_box p.title a {
    text-emphasis: none;
    color: rgba(153, 160, 171, 1);
    text-decoration: none;
}

.ContactUs p.mobile {
    height: 17px;
    font-size: 18px;
    font-family: SourceHanSansCN-Regular;
    font-weight: 400;
    color: rgba(153, 160, 171, 1);
    margin-bottom: 20px;
}

.ContactUs i {
    width: 18px;
    height: 18px;
    margin-right: 10px;
}

@media (max-height:1380) {
    .logo {
        margin-left: 0%;
    }
    nav {
        margin-right: 0%;
    }
    a.mainNav {
        margin-left: 30px;
    }
}

@media screen and (max-width: 1400px) {
    .logo {
        margin-left: 0%;
    }
    nav {
        margin-right: 0%;
    }
    a.mainNav {
        margin-left: 30px;
    }
}

a {
    text-decoration: none;
}