/* index.css */
* {
    padding: 0;
    margin: 0;
    font-size: 16px;
    letter-spacing: 0.025rem;
}



header {
    width: 100%;
    height: 4.5rem;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header .header-logo {
    margin-left: 3.125rem;
    height: 1.725rem;
    transition: all .3s
}

.header .header-logo img {
    width: 100%;
    height: 100%;
}

.header .header-right {
    display: flex;
    align-items: center;
    margin-right: 3.125rem;
    font-size: 0.83333rem;
    color: #fff;
}

.header .header-right li {
    display: flex;
    align-items: center;
    margin-right: 1rem;
    margin-top: 0.1rem;
}

.header .header-right .header-menu {
    margin-left: 1rem;
}

.header .header-right a {
    position: relative;
}

.header .header-right .header-menu {
    width: 2rem;
    height: 1rem;
    position: relative;
    height: 100%;
}

.header .header-right .header-menu .header-menu-bt {
    width: 2rem;
    height: 1rem;
    display: flex;
    position: relative;
    cursor: pointer;
    z-index: 999;
    flex-direction: column;
    justify-content: space-between;
}

.header .header-right .header-menu .header-menu-bt li {
    display: flex;
    justify-content: space-between;
    width: 100%;
    height: 1px;
    background-color: #fff; 
}

.header .header-right .header-menu-list {
    height: 100vh;
    width: 100vw;
    overflow: hidden;
    position: absolute;
    top: 0;
    left: 0;
    margin: 0;
}

.header .header-right .header-menu-list .menu-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: brightness(33%);
}

.sec1 .video {
    width: 100%;
    height: 100vh;
    object-fit: cover;
    display: block;
}

.products {
    box-sizing: border-box;
    padding: 5.2083rem 6.25rem 5.8333rem;
}

.products .products-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sec2 .sec2-brand {
    justify-content: space-between;
    align-items: center;
}

.sec2 .sec2-brand .sec2-brand-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #000;
    line-height: 2.25rem;
    align-items: center;
}

.sec2-brand-content-img {
    width: 100%;
    height: 100%;
    position: absolute;
}

.sec2-brand-content-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}



.footer {
    background-color: #fff;
    width: 100%;
    padding: 5.2083rem 6.25rem 5.8333rem;
    z-index: 9;
}

.footer .footer-top {
    display: flex;
    justify-content: space-between;
}

.footer .footer-top .footer-top-left {
    display: block;
}

.footer .footer-top .footer-top-left .item {
    margin-bottom: 4.1667rem;
    color: #000;
}

.footer .footer-top .footer-top-right .item .titlecn,
.footer .footer-top .footer-top-left .item .titlecn {
    font-size: 1rem;
    font-weight: 700;
    color: #000;
    line-height: 1.5rem;
    width: fit-content;
    position: relative;
}

.footer .footer-top .footer-top-right .item .titleen,
.footer .footer-top .footer-top-left .item .titleen {
    font-size: 0.875rem;
    font-weight: 400;
    color: #000;
    margin-top: 0.3125rem;
}

.footer .footer-top .footer-top-right {
    position: relative;
}

.footer .footer-top .footer-top-right .message {
    font-size: 0.875rem;
    font-weight: 300;
    color: #000;
    margin-top: 0.3125rem;
}

.footer .footer-top .footer-top-right .message:nth-child(2) {
    margin-top: 1.5625rem;
}

.footer .footer-top .footer-top-right .message-img {
    width: 6.25rem;
    height: 6.25rem;
    margin-top: 0.3125rem;
}

.footer .footer-top .footer-top-right .footer-logo {
    height: 1.725rem;
    margin-right: 5.125rem;
    margin-bottom: 3.125rem;
}

.footer .footer-top .footer-top-right .meiti {
    width: 100%;
    display: flex;
    justify-content: space-between;
    margin-top: 1rem;
}

.footer .footer-top .footer-top-right .meiti-item {
    align-items: center;
    display: block;
    position: relative;
}

.footer .footer-top .footer-top-right .meiti .meiti-item .img-code {
    transform-origin: right center;
    width: 6.25rem;
    height: 6.25rem;
    transform: scale(0);
    margin: 0 auto;
    display: block;
    z-index: 9;
    top: -2.1875rem;
    left: -6.5rem;
    position: absolute;
    opacity: 1;
    transition: all .3s;
    box-shadow:0 4px 8px 0 rgba(0,0,0,0.2),0 6px 20px 0 rgba(0,0,0,0.2);
    text-align: center;
}

.footer .footer-top .footer-top-right .meiti .meiti-item:hover .img-code {
    transform: scale(1);
}

.footer .footer-top .footer-top-right .meiti .img,
.footer .footer-top .footer-top-right .meiti .img-hover {
    width: 1.82292rem;
    height: 1.82292rem;
    margin: 0 auto;
    transition: all .3s
}

.footer .footer-top .footer-top-right .meiti .meiti-item .img-hover {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    opacity: 0;
    z-index: 9;
}

.footer .footer-top .footer-top-right .meiti .meiti-item .img-hover:hover {
    opacity: 1;
}

.footer .footer-top .footer-top-right .meiti .meiti-item .img-hover:hover+ .img {
    opacity: 0;
}

.footer .footer-top .footer-top-right .meiti .meiti-item .name {
    text-align: center;
    font-size: 0.625rem;
    line-height: 0.625rem;
    color: #000;
    margin-top: 0.325rem;
    font-weight: 400;
}

.footer .line {
    width: 100%;
    margin: 5.2083rem 0 0.6771rem;
    border-bottom: 1px solid #000;
    opacity: 0.666;
}

.footer .footer-bottom .footer-bottom-left,
.footer .footer-bottom {
    line-height: 1.66667rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: center;
}

.footer .footer-bottom .footer-bottom-left img {
    margin: 0 1px;
    width: 1rem;
    display: inline-flex;
    vertical-align: middle;
}    

.footer .footer-bottom span {
    display: inline;
    font-size: 0.825rem;
    color: #000;
}