@charset "utf-8";

html {
    scroll-behavior: smooth;
    font-size: 625%;
}

.ban {
    width: 1200px;
    margin: 65px auto 35px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ban_search {
    display: block;
    width: 50px;
    flex-shrink: 0;
    margin: 0 190px 0 15px;
}

.ban_banner {
    width: 718px;
    flex-shrink: 0;
}

.ban_share img {
    margin-left: 15px;
}

.ban_share a:first-child img {
    margin: 0;
}

.ban_share {
    width: 245px;
    display: flex;
    justify-content: end;
}

.nav {
    width: 100%;
    clear: both;
    height: 83px;
    background: #be1a21;
    position: relative;
}

.nav-1 {
    width: 1200px;
    position: absolute;
    top: -7px;
    left: calc((100% - 1200px)/2);
    height: 90px;
}

.nav-1 li {
    font-size: 18px;
    line-height: 90px;
    text-align: center;
    padding: 0 15px;
    color: #fff;
    float: left;
}

.nav-1 li a {
    color: #fff;
    font-weight: normal;
}

.nav-ac {
    background: #9a0000;
}


.foot {
    width: 100%;
    background: #be1a21;
    color: #fff;
}

.foot a {
    color: #fff;
}

.foot_top {
    padding: 40px calc((100% - 1200px)/2);
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    background: #ae0c0f;
}

.foot_share {
    display: flex;
}

.foot_share img {
    margin-left: 15px;
}

.foot_nav {
    padding: 50px calc((100% - 1200px)/2) 80px;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    font-size: 18px;
}

.foot_nav li {
    width: 20%;
    font-weight: bold;
}

.foot_nav li:nth-child(n+11) {
    display: none;
}

.foot_nav li:nth-child(n+6) {
    margin-top: 20px;
}

.foot-bottom {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.48);
    border-top: 1px solid rgba(255, 255, 255, 0.48);
    text-align: center;
    padding: 30px 0;
}

.btn_m {
    display: none;
}

.foot_nav li:nth-child(n+11),
.nav-1 li:nth-child(n+11) {
    display: none;

}

@media screen and (max-width: 750px) {
    html {
        font-size: 312.5%;
    }

    body {
        padding-top: 1.6rem;
    }

    body.body_overflow {
        overflow: hidden;
        width: 100%;
        height: 100vh;
    }

    .ban {
        width: 100%;
        margin: 0;
        position: fixed;
        z-index: 99;
        top: 0;
        left: 0;
        background: #fff;
        height: 1.6rem;
        padding: 0 1.26rem 0 .45rem;
        box-sizing: border-box;
    }

    .ban::after {
        content: '';
        width: calc(100% - .8rem);
        height: 0.01rem;
        background: #ddd;
        position: absolute;
        bottom: 0;
        left: 0.4rem;
    }

    .ban_share,
    .ban_search {
        display: none;
    }

    .ban .ban_banner {
        width: 4.5rem;
    }

    .btn_m {
        width: .45rem;
        height: .45rem;
        position: relative;
        display: flex;
        flex-direction: column;
        justify-content: space-around;
        /* padding: .2rem; */
        border-radius: .08rem;
        margin-bottom: .35rem;
        transition: all .3s;
    }

    .btn_m span {
        width: 100%;
        height: .03rem;
        background: #666;
        border-radius: .03rem;
        transition: .3s;
    }

    .btn_m.btn_cur span {
        width: 124%;
        transform-origin: 0 0;
    }

    .btn_m.btn_cur span:nth-child(2) {
        opacity: 0;
    }

    .btn_m.btn_cur span:nth-child(1) {
        transform: rotate(45deg) translate(-.01rem, -0.06rem);
    }

    .btn_m.btn_cur span:nth-child(3) {
        transform: rotate(-45deg) translate(-.02rem, 0.04rem);
    }

    .nav {
        width: 100%;
        height: calc(100vh - 1.6rem);
        background: #fff;
        position: fixed;
        top: 1.6rem;
        left: 0;
        z-index: 98;
        padding: 0 0.4rem;
        box-sizing: border-box;
        transition: all .5s;
        transform: translateY(-100%);
        /* box-shadow: 0 0 0.1rem rgba(0, 0, 0, 0.3); */
    }

    .nav.nav_cur {
        transform: translateY(0);
    }

    .nav-ac {
        background: transparent;
    }

    .nav-1 {
        width: 100%;
        position: relative;
        top: unset;
        left: unset;
        height: 100%;
    }

    .nav-1 ul {
        height: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        padding-bottom: .5rem;
        box-sizing: border-box;
    }

    .nav-1 li:first-child,
    .nav-1 li:nth-child(2),
    .nav-1 li:nth-child(4),
    .nav-1 li:nth-child(9) {
        border-color: #000;
    }

    .nav-1 li a {
        color: #000;
    }

    .nav-1 li {
        float: none;
        font-size: .36rem;
        text-align: left;
        padding: 0 0.25rem;
        box-sizing: border-box;
        border-top: 0.01rem solid #dcdcdc;
        line-height: unset;
        height: 100%;
        display: flex;
        align-items: center;
    }

    .foot {
        margin-top: 1.5rem;
    }

    .foot_top {
        padding: 0;
        flex-direction: column;
        align-items: center;
    }

    .foot_top>a {
        width: 3.75rem;
        margin: 0.7rem 0 0.6rem;
    }

    .foot_share {
        padding: 0.6rem 0 0.7rem;
        width: 100%;
        border-top: .01rem solid #fefefe94;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .foot_share img {
        width: .5rem;
        margin: 0 0.15rem;
    }

    .foot_nav {
        padding: 0.4rem .8rem .6rem;
        font-size: .32rem;
    }

    .foot_nav li {
        width: 49%;
        margin-top: .35rem !important;
    }

    .foot_nav li:nth-child(n+6) {
        margin: 0;
    }

    .foot-bottom {
        font-size: 0.26rem;
        padding: 0.6rem 1rem;
    }

}