* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

a {
    text-decoration: none;
    cursor: pointer;
}

ul,
li {
    list-style: none;
}

.w {
    width: 1200px;
    margin: 0 auto;
}

.active {
    background-color: #E7E7E7;
}

.top {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

h1 {
    background: url(../images/logo.png) no-repeat;
    background-size: contain;
    width: 193px;
    height: 50px;
}

.nav {
    display: flex;
}

.nav li {
    padding: 0 15px;
    font-size: 16px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #000000;
}

.nav li a {
    padding: 5px 8px;
    color: #000;
}

.content {
    padding: 30px 50px 120px;
    text-align: center;
}

.content h2 {
    font-size: 36px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #A22931;
    line-height: 96px;
}

.content h2::after {
    content: "";
    display: block;
    width: 60px;
    height: 4px;
    background: #999;
    border-radius: 2px;
    margin: 0 auto 40px;
}

.content p {
    font-size: 20px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #000000;
    text-align: left;
}

.footer {
    height: 500px;
    background: #E2E2E2;
    padding-top: 190px;
    text-align: center;
}

.footer p {
    font-size: 20px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #999999;
}

.footer p:nth-child(1) {
    color: #A22931;
    line-height: 60px;
}

.footer a {
    color: #A22931;
}

.nav_m {
    display: none;
}

@media (max-width: 1080px) {
    .w {
        width: 100%;
        margin: 0 auto;
        padding: 0 5.5556vw;
    }
    .top {
        height: 7.4074vw;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    h1 {
        background: url(../images/logo.png) no-repeat;
        background-size: contain;
        width: 17.8704vw;
        height: 4.6296vw;
    }
    .nav {
        display: none;
    }
    .nav_m {
        display: block;
        width: 3.3333vw;
        height: 2.8704vw;
        background: url(../images/more.png) no-repeat;
        background-size: contain;
        position: relative;
    }
    .more {
        position: absolute;
        top: 4vw;
        right: 0;
        width: 14.8148vw;
        padding: 0 1.3889vw;
        font-size: 2.5926vw;
        font-family: PingFang SC;
        font-weight: 400;
        color: #333333;
        line-height: 5vw;
        background-color: #fff;
        padding-bottom: 1vw;
        display: none;
    }
    .more li {
        border-bottom: 1px solid #C7C7C7;
    }
    .more li:last-child {
        border: none;
    }
    .more li a {
        color: #333;
    }
    .content {
        padding: 4.6296vw 5.5556vw 11vw;
        text-align: center;
    }
    .content h2 {
        font-size: 3.8889vw;
        font-family: PingFang SC;
        font-weight: 500;
        color: #A22931;
        line-height: 9.4444vw;
    }
    .content h2::after {
        content: "";
        display: block;
        width: 5.5556vw;
        height: 4px;
        background: #999;
        border-radius: 2px;
        margin: 0 auto 3.7037vw;
    }
    .content p {
        font-size: 3.3333vw;
        font-family: PingFang SC;
        font-weight: 400;
        color: #000000;
        text-align: left;
    }
    .footer {
        height: 46vw;
        background: #E2E2E2;
        padding-top: 19vw;
        text-align: center;
    }
    .footer p {
        font-size: 1.8519vw;
        font-family: PingFang SC;
        font-weight: 400;
        color: #999999;
    }
    .footer p:nth-child(1) {
        color: #A22931;
        line-height: 5.5556vw;
    }
    .footer a {
        color: #A22931;
    }
}