*{
    margin: 0;
    padding: 0;
}
/* pagetab */
a, button, img {
    outline: 0;
    border: none;
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
}
.page-tab{
    padding-top: 55px;
}

.product-nav-tab {
    position:absolute;
    width:100%;
    height:60px;
    -webkit-box-sizing:border-box;
    box-sizing:border-box;
    overflow:hidden;
    z-index:9;
    background-color:#333
}
.product-nav-tab[data-theme=wihte] {
    background-color:#fff;
    border-bottom:#b4b4b4 solid 1px
}
.product-nav-tab[data-theme=wihte] .product-nav-wrapper .product-nav-content ul li a{
    color:#333;
    font-family: "AvenirNext","Microsoft YaHei",微软雅黑,"MicrosoftJhengHei",华文细黑,STHeiti,MingLiu,sans-serif,"WebRupee";
}
.product-nav-tab.product-nav-fixed {
    position:fixed;
    top:60px
}
@media (max-width:768px) {
    .product-nav-tab.product-nav-fixed {
        top:1.24rem
    }
}
.product-nav-tab .product-nav-wrapper {
    position:relative;
    width:1200px;
    height:100%;
    margin:0 auto
}
@media (max-width:1240px) {
    .product-nav-tab .product-nav-wrapper {
        width:100%
    }
}
.product-nav-tab .product-nav-wrapper .product-nav-content ul {
    display:-webkit-box;
    display:-ms-flexbox;
    display:flex;
    margin:0 -40px
}
@media (max-width:1240px) {
    .product-nav-tab .product-nav-wrapper .product-nav-content ul {
        padding-left:20px
    }
}
@media (max-width:768px) {
    .product-nav-tab .product-nav-wrapper .product-nav-content ul {
        padding-left:.4rem;
        padding-right:0;
        margin:0 0 0 -.4rem;
        height:60px;
        display:-webkit-box;
        overflow-x:scroll
    }
    .product-nav-tab .product-nav-wrapper .product-nav-content ul::after {
        content:'';
        display:block;
        width:1px
    }
}
.product-nav-tab .product-nav-wrapper .product-nav-content ul::-webkit-scrollbar {
    display:none
}
.product-nav-tab .product-nav-wrapper .product-nav-content ul li {
    display:block;
    height:100%;
    margin:0 40px;
    line-height:60px;
    font-size:18px;
    color:#fff;
}
@media (max-width:768px) {
    .product-nav-tab .product-nav-wrapper .product-nav-content ul li {
        font-size:.38rem;
        margin:0 .4rem
    }
}
.product-nav-tab .product-nav-wrapper .product-nav-content ul li a {
    display:block;
    height:100%;
    word-break:break-all
}
.safari .product-nav-tab .product-nav-wrapper .product-nav-content ul li a {
    white-space:nowrap
}
@media (max-width:768px) {
    .product-nav-tab .product-nav-wrapper .product-nav-content ul li.current {
        border-bottom:3px solid #415fff;
        -webkit-box-sizing:border-box;
        box-sizing:border-box
    }
}
.product-nav-tab .product-nav-wrapper .product-nav-content .nav-bar {
    position:absolute;
    width:50px;
    height:3px;
    bottom:0;
    left:0;
    background-color:#415fff
}
@media (max-width:768px) {
    .product-nav-tab .product-nav-wrapper .product-nav-content .nav-bar {
        display:none
    }
}
.page-tab {
    display:none
}
.page-tab.current {
    display:block
}
/* pagetab */
table {
    border-spacing: 0;
    border-collapse: collapse;
}
.act-content *{
    margin: 0;
    padding: 0;
}
.act-content{
    position: relative;
    width: 1920px;
    left: 50%;
    margin-left: -960px;
    overflow: hidden;
    background-color: #fff;
    font-family: "AvenirNext","Microsoft YaHei",微软雅黑,"MicrosoftJhengHei",华文细黑,STHeiti,MingLiu,sans-serif,"WebRupee";
}
.act-content .img-box{
    width: 100%;
    padding-bottom: 50px;
}
.act-content .img-box img{
    position: relative;
    width: 100%;
    height: auto;
    display: block;
}

.act-content .img-box picture{
    position: relative;
    min-height: 300px;
}

.tab-section{
    position: relative;
    width: 1200px;
    margin: 0 auto;
    margin-top: 180px;
    border-bottom: 1px solid #000;
}

.tab-section ul{
    position: relative;
    display: flex;
    justify-content: start;
    align-items: center;
    flex-wrap: wrap;
    list-style: none;
    margin: 0 -20px;
    margin-bottom: 50px;
}

.tab-section ul li{
    position: relative;
    margin: 0 20px;
    border: 1px solid #000;
    box-sizing: border-box;
    border-radius: 5px;
    font-size: 24px;
    font-family: "AvenirNext","Microsoft YaHei",微软雅黑,"MicrosoftJhengHei",华文细黑,STHeiti,MingLiu,sans-serif,"WebRupee";
    color: #000;
    background-color: #fff;
    transition: all 0.3s ease;
}

.tab-section ul li:hover,
.tab-section ul li.current{
    color: #fff;
    border-color: #3860ff;
    background-color: #3860ff;
    cursor: pointer;
}

.tab-section ul li .tab-btn-content{
    position: relative;
    width: 200px;
    height: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.tab-img-content{
    display: none;
    visibility: hidden;
}

.tab-img-content.current{
    display: block;
    visibility: visible;
}

.contact{
    position: relative;
    width: 100%;
    margin: 100px 0;
    text-align: center;
    font-size: 36px;
}

.video1-play-icon.current,
.video2-play-icon.current{
    opacity: 0;
    transition: all 0.3s ease;
}
.contact a{
    color: #000;
    text-decoration: none;
}

.contact a span{
    color:#415fff;
}

#vivo-product-wrap{
    background-color: #ffffff;
}
.pc-hide{
    display: none !important;
}
.video-section{
    position: relative;
    width: 1200px;
    height: 720px;

    margin: 50px auto;
    background-color: #111014;
}

.video-box{
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 10px;
    display: flex;
    overflow: hidden;
}

.video-box video{
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-play-btn{
    position: absolute;
    width: 130px;
    height: 130px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}

.video-play-btn svg{
    width: 100%;
    height: auto;
}

#cpu-video {
    position: relative;
    width: 100%;
    margin: 0 auto;
}


@media (max-width: 1920px){
    .act-content{
        width:100%;
        left: 50%;
        margin-left: -50%;
    }
    .video-section{
        width: 100%;
        height: auto;
    }
    .video-box{
        position: relative;
        width: 100%;
        height: auto;
        border-radius: 5px;
    }

    .video-box video{
        position: relative;
    }

    .friend-text p{
        font-size: 28px;
    }

    .friend-text a{
        font-size: 24px;
    }
}

@media (max-width: 1200px){
    .tab-section{
        position: relative;
        width: 100%;
        margin: 0 auto;
        margin-top: 100px;
        border-bottom: 1px solid #000;
    }
    
    .tab-section ul{
        margin: 0 -10px;
        margin-bottom: 30px;
    }

    .tab-section ul li{
        margin: 10px;
        border-radius: 5px;
        font-size: 18px;
    }

    .tab-section ul li .tab-btn-content{
        position: relative;
        width: 160px;
        height: 36px;
    }
}

.article-wrapper{
    font-size: 18px;
    color: #666;
}


@media (max-width: 768px) {

    .video-section{
        width: 95%;
        margin: 0 auto;
    }
    .video-section.video1{
        margin: 10px auto;
    }
    .act-content{
        width:100%;
        left: 0;
        margin-left: 0;
    }

    .mb-hide{
        display: none !important;
    }

    .contact{
        margin: 50px 0;
        font-size: 24px;
    }
    
    .contact a span{
        display: block;
        margin-top: 20px;
    }
        
    .video-play-btn{
        width: 65px;
        height: 65px;
    }
    .pc-hide{
        display: block !important;
    }
    .act-content .img-box{
        padding-bottom: 0;
    }
    .btn-list{
        display: flex;
    }
    
    .btn-list .btn-img{
        position: relative;
        width: 100%;
        height: auto;
    }
    .btn-list .btn-img a{
        position: absolute;
        width: 100%;
        height: 100%;
        top: 0;
        left: 0;
    }

    /* .act-content{
        background-color: #f6f6f6;
    } */

    .tab-section{
        position: relative;
        width: auto;
        margin: 0 0.5rem;
        margin-top: 2rem;
    }
    
    .tab-section ul{
        margin: 0 -5px;
        margin-bottom: 0.8rem;
    }

    .tab-section ul li{
        margin: 5px;
        border-radius: 5px;
        font-size: 0.36rem;
    }

    .tab-section ul li .tab-btn-content{
        position: relative;
        width: 3rem;
        height: 1rem;
    }
}