@font-face {
    font-family: 'Source Han Serif';
    src: url('../font/SourceHanSerifCN-Light-5.otf');

}
body,html{
    background:#222222;
}
.header {
    width: 100%;
    height: 140px;
    background: rgba(0, 0, 0, 0);
    position: fixed;
    top: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 70px;
    box-sizing: border-box;
    z-index: 10;
}

.header .menu {
    cursor: pointer;
    transition: all 0.5s ease-in-out;
    margin-left: 30px;

}

.header .menu:hover {
    transform: scale(1.3);
}

.header .search {
    cursor: pointer;
    transition: all 0.5s ease-in-out;
}

.header .search:hover {
    transform: scale(1.3);
}

.header .logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.header .logo .title {
    font-size: 24px;
    color: #fff;
    margin-top: 10px;
    font-family: 'Source Han Serif';
}

.header .right {
    display: flex;
    align-items: center;
}
.product_detail{
    width:60%;
    height:600px;
    background:#2a2a2a;
    margin:46px auto 186px;
    display: flex;
    align-items: center;
    justify-content: space-around;
    padding: 0 30px;
    box-sizing: border-box;

}
.product_detail .product_desc{
    margin-left:20px;
}

.product_detail .product_desc .desc_box .title {
    color: #e1a957;
    font-size: 32px;
    text-align: left;
}

.product_detail .product_desc .desc_box .line {
    width: 70px;
    height: 1px;
    background: #989898;
    margin-top: 40px;
    margin-bottom: 20px;
}
.product_detail .product_desc .desc_box .text{
    margin-top:20px;
}

.product_detail .product_desc .desc_box .text p {
    font-size: 18px;
    color: #989898;
    line-height: 40px;
}

.footer {
    width: 100%;
    height: 480px;
    background: url("../images/footer_bg.png");
    background-size: cover;
    background-position: center center;
    padding-top: 100px;
    box-sizing: border-box;
    position: relative;
}

.footer .top {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.footer .top div {
    color: #fff;
    font-size: 16px;
    line-height: 30px;
}

.footer .top div a {
    color: #fff;
}

.footer .top>div:nth-child(2) {
    margin-top: 20px;
}

.footer .top>div:nth-child(3) {
    margin-bottom: 30px;
}

.footer .bottom {
    width: 100%;
    height: 100px;
    position: absolute;
    bottom: 0;
    left: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer .bottom .item {
    display: flex;
    align-items: center;
    color: #fff;
    font-size: 18px;
    margin: 0 50px;
}

.footer .bottom .item span {
    font-size: 30px;
    color: #e1a957;
}

.footer .bottom .item div {
    display: flex;
    align-items: center;
    color: #fff;
    margin-left: 10px;
}

.footer .bottom .item a {
    display: inline-block;
    display: flex;
    align-items: center;
    color: #fff;
    margin-left: 10px;
}

.footer .bottom .item a {
    cursor: pointer;
}

.footer .bottom .line {
    width: 1px;
    height: 30px;
    background: rgba(250, 250, 250, 0.3);
}
.footer .top .code_box{
    display: flex;
    align-items: center;
    justify-content: center;
    
}
.footer .top .code_box>div{
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    position: relative;
    margin: auto 10px ;
}
.footer .top .code_box>div:hover .code_item{
    opacity: 1;
   
}
.footer .top .code_box>div .code_item {
    opacity: 0;
    position: absolute;
    top: -150px;
    width:132px;
    height:132px;
}
.footer .top .code_box>div .code_item img{
    width:100%;
    height:100%;
    object-fit: cover;
}
@media screen and (max-width:1000px) {
.product_img{
    width:50%;
}
.product_detail{
    width: 80%;
}
.product_img img{
    width:100%;
}
}