.page-container{
    background-color:#fff;
    position:relative;
    z-index:1;
}
.product-news{
    padding-top:0.5rem;
}
.new-nav {
    position: relative;
    z-index:1;
}
.new-nav-logo {
    position: absolute;
    top: 0.3rem;
    right: 0;
    left: 0;
    z-index: 5;
    margin: 0 auto;
    padding: 0 4.5vw;
}
.new-nav-main-bg{
    position:fixed;
    width:100vw;
}
.new-nav-logo-main {
    background-color: #003a7d;
    height: 0.55rem;
    padding: 0 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
.new-nav-bg-img {
    height: 100vh;
    width: 100vw;
}
.new-nav-bg-img  img{
    display:block;
    width:100%;
    height:100%;
    object-fit:cover;
}
.new-nav-main {
    min-height: 100vh;
    position: relative;
    z-index: 3;
    padding-top: 1.55rem;
    background: #000;
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.6) 75%, rgba(0, 0, 0, 0.45) 82%, rgba(0, 0, 0, 0.3) 88%, rgba(0, 0, 0, 0.2) 92%, rgba(0, 0, 0, 0.1) 96%, rgba(0, 0, 0, 0) 100%);
    color: #fff;
    overflow: hidden;
    transform: translateY(calc(100% - 2.8rem));
    animation-duration: 2s;
    animation-delay: 2.5s;
    animation-iteration-count: 1;
    animation-direction: normal;
    animation-fill-mode: forwards;
    animation-timing-function: cubic-bezier(0.4, 1, 0.8, 1);
    animation-name: hero-nav-fade-in;
}
.new-nav-main-w {
    display: flex;
    border-right: 1px solid rgba(255,255,255,0.8);
    height: 100%;
    padding-bottom: 0.45rem;
    max-width: 1440px;
    margin: 0 auto;
}
.new-nav-item {
    width: 33.333333%;
    border-left: 1px solid rgba(255,255,255,0.8);
    padding: 0.45rem 0.52rem;
}
.new-nav-item-title {
    font-size: 0.28rem;
    font-weight:600;
    display:inline-block;
    margin-bottom:0.15rem;
}
.new-nav-child-list {
    margin-top: 0.3rem;
}
.new-nav-child-item {
    margin-top: 0.16rem;
}
.new-nav-child-title {
    font-size: 0.2rem;
}
.new-nav-child-title {
    font-size: 0.2rem;
}
.new-nav-m{
    display:none;
}
.new-nav-m-item-main {
    position:relative;
}
.new-nav-m-item-main img{
    display: block;
    width: 100%;
}
.new-nav-m-oper {
    position: absolute;
    z-index: 1;
    bottom: 0;
    left: 0;
    right: 0;
    content: "";
    height: 70%;
    background: #000;
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.55) 60%, rgba(0, 0, 0, 0.45) 70%, rgba(0, 0, 0, 0.35) 80%, rgba(0, 0, 0, 0) 100%);

}
.new-nav-m-oper-content {
    color:#fff;
    font-size: 0.3rem;
    color: #fff;
    font-weight: 600;
    width:90%;
    position:absolute;
    left:0;
    right:0;
    bottom:0;
    z-index:5;
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    padding:0.2rem 0;
    cursor:pointer;
    margin:0 auto;
}
.new-nav-m-icon {
    width: 0.3rem;
    height: 0.3rem;
    flex-shrink: 0;
    fill: #fff;
    transition: all 0.3s;
}
.new-nav-m-icon.active{
    transform:rotate(180deg);
}
.new-nav-m-child-list {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transition: all 0.5s;
}
    .new-nav-m-child-list.active{
        max-height:600px;
        opacity:1;
    }
    .new-nav-m-child-list::before, .new-nav-m-child-list::after {
        content: "";
        display: block;
        opacity: 0;
        height: 0.16rem;
    }
    .new-nav-m-child-item {
        padding: 0.16rem 0;
        font-size: 0.24rem;
        font-weight: 400;
    }
    @media(max-width:960px) {
        .new-nav{
        display:none;
    }
    .new-nav-m {
        display: block;
    }
}


@keyframes hero-nav-fade-in {
    from {
        transform: translateY(calc(100% - 2.8rem));
    }

    to {
        transform: translateY(0)
    }
}