.banner {
    background: url(../images/index/banner.png) no-repeat center;
    background-size: cover;
    height: 620px;
}

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

.word {
    padding: 0 50px;
    font-size: 20px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #666666;
    text-align: left;
    margin-bottom: 80px;
}

.word p {
    margin-bottom: 40px;
}

.word p:nth-child(3) {
    color: #333
}

.icon {
    display: flex;
    justify-content: space-between;
    padding: 0 30px;
    font-size: 20px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #946418;
    margin-bottom: 90px;
}

.icon li:nth-child(1)::before {
    content: "";
    display: block;
    width: 110px;
    height: 110px;
    background: url(../images/index/1.png) no-repeat;
    background-size: contain;
    margin: 0 auto 20px;
}

.icon li:nth-child(2)::before {
    content: "";
    display: block;
    width: 110px;
    height: 110px;
    background: url(../images/index/2.png) no-repeat;
    background-size: contain;
    margin: 0 auto 20px;
}

.icon li:nth-child(3)::before {
    content: "";
    display: block;
    width: 110px;
    height: 110px;
    background: url(../images/index/3.png) no-repeat;
    background-size: contain;
    margin: 0 auto 20px;
}

.icon li:nth-child(4)::before {
    content: "";
    display: block;
    width: 110px;
    height: 110px;
    background: url(../images/index/4.png) no-repeat;
    background-size: contain;
    margin: 0 auto 20px;
}

.bottom {
    background: url(../images/index/bottom.png) no-repeat center;
    background-size: contain;
    height: 230px;
    text-align: center;
    margin-bottom: 80px;
}

.bottom h3 {
    font-size: 32px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #FFFFFF;
    line-height: 230px;
}

@media (max-width: 1080px) {
    .banner {
        background: url(../images/index/banner_m.png) no-repeat center;
        background-size: cover;
        height: 57.4074vw;
    }
    .content {
        text-align: center;
        padding-top: 3.7037vw;
    }
    .word {
        padding: 0 5.5556vw;
        font-size: 3.7037vw;
        font-family: PingFang SC;
        font-weight: 400;
        color: #666666;
        text-align: left;
        margin-bottom: 8.3333vw;
    }
    .word p {
        margin-bottom: 4vw;
    }
    .word p:nth-child(3) {
        color: #333
    }
    .icon {
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        padding: 0 13.8889vw;
        font-size: 3.7037vw;
        font-family: PingFang SC;
        font-weight: 500;
        color: #946418;
        margin-bottom: 1.8519vw;
    }
    .icon li {
        width: 35vw;
        margin-bottom: 5.5556vw;
    }
    .icon li:nth-child(1)::before {
        content: "";
        display: block;
        width: 20vw;
        height: 20vw;
        background: url(../images/index/1.png) no-repeat;
        background-size: contain;
        margin: 0 auto 3.7037vw;
    }
    .icon li:nth-child(2)::before {
        content: "";
        display: block;
        width: 20vw;
        height: 20vw;
        background: url(../images/index/2.png) no-repeat;
        background-size: contain;
        margin: 0 auto 3.7037vw;
    }
    .icon li:nth-child(3)::before {
        content: "";
        display: block;
        width: 20vw;
        height: 20vw;
        background: url(../images/index/3.png) no-repeat;
        background-size: contain;
        margin: 0 auto 3.7037vw;
    }
    .icon li:nth-child(4)::before {
        content: "";
        display: block;
        width: 20vw;
        height: 20vw;
        background: url(../images/index/4.png) no-repeat;
        background-size: contain;
        margin: 0 auto 3.7037vw;
    }
    .bottom {
        background: url(../images/index/bottom_m.png) no-repeat center;
        background-size: cover;
        height: 21.2963vw;
        text-align: center;
        margin-bottom: 7.4074vw;
    }
    .bottom h3 {
        font-size: 2.963vw;
        font-family: PingFang SC;
        font-weight: 500;
        color: #FFFFFF;
        line-height: 21.2963vw;
    }
}