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

.banner h3 {
    font-size: 50px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #010101;
}

.content {
    padding: 30px 265px 120px;
}

.content p {
    text-align: center;
}

.content ul {
    display: flex;
    justify-content: space-between;
    padding-top: 40px;
}

.content ul li {
    font-size: 20px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #000000;
}

.part1,
.part2 {
    margin-bottom: 50px;
}

.part1 ul li:nth-child(1)::before {
    content: "";
    display: block;
    width: 100px;
    height: 100px;
    background: url(../images/service/service1.png) no-repeat;
    margin: 0 0 20px;
}

.part1 ul li:nth-child(2)::before {
    content: "";
    display: block;
    width: 100px;
    height: 100px;
    background: url(../images/service/service2.png) no-repeat;
    margin: 0 0 20px;
}

.part1 ul li:nth-child(3)::before {
    content: "";
    display: block;
    width: 100px;
    height: 100px;
    background: url(../images/service/service3.png) no-repeat;
    margin: 0 0 20px;
}

.part1 ul li:nth-child(4)::before {
    content: "";
    display: block;
    width: 100px;
    height: 100px;
    background: url(../images/service/service4.png) no-repeat;
    margin: 0 0 20px;
}

.part2 ul li:nth-child(1)::before {
    content: "";
    display: block;
    width: 100px;
    height: 100px;
    background: url(../images/service/service5.png) no-repeat;
    margin: 0 0 20px;
}

.part2 ul li:nth-child(2)::before {
    content: "";
    display: block;
    width: 100px;
    height: 100px;
    background: url(../images/service/service6.png) no-repeat;
    margin: 0 0 20px;
}

.part2 ul li:nth-child(3)::before {
    content: "";
    display: block;
    width: 100px;
    height: 100px;
    background: url(../images/service/service7.png) no-repeat;
    margin: 0 0 20px;
}

.part2 ul li:nth-child(4)::before {
    content: "";
    display: block;
    width: 100px;
    height: 100px;
    background: url(../images/service/service8.png) no-repeat;
    margin: 0 0 20px;
}

.part3 ul li {
    font-size: 20px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #000000;
}

.part3 ul li span {
    font-size: 24px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #FFFFFF;
    text-align: center;
    line-height: 100px;
    display: inline-block;
}

.part3 ul li:nth-child(1) span {
    background: url(../images/service/service9.png) no-repeat center;
    background-size: contain;
    width: 100px;
    height: 100px;
    margin: 0 0 20px;
}

.part3 ul li:nth-child(2) span {
    background: url(../images/service/service10.png) no-repeat center;
    background-size: contain;
    width: 100px;
    height: 100px;
    margin: 0 0 20px;
}

.part3 ul li:nth-child(3) span {
    background: url(../images/service/service11.png) no-repeat center;
    background-size: contain;
    width: 100px;
    height: 100px;
    margin: 0 0 20px;
}

.part3 ul li:nth-child(4) span {
    background: url(../images/service/service12.png) no-repeat center;
    background-size: contain;
    width: 100px;
    height: 100px;
    margin: 0 0 20px;
}

.bottom {
    background: url(../images/service/bottom.png) no-repeat center;
    background-size: cover;
    height: 230px;
}

@media (max-width: 1080px) {
    .banner {
        background: url(../images/service/banner_m.png) no-repeat center;
        background-size: cover;
        height: 57.4074vw;
        text-align: center;
        line-height: 57.4074vw;
    }
    .banner h3 {
        font-size: 4.6296vw;
        font-family: PingFang SC;
        font-weight: 500;
        color: #010101;
    }
    .content {
        padding: 5.5556vw 16.6667vw 11vw;
    }
    .content p {
        text-align: center;
    }
    .content ul {
        display: flex;
        justify-content: space-between;
        padding-top: 3.7037vw;
        flex-wrap: wrap;
    }
    .content ul li {
        font-size: 3.7037vw;
        font-family: PingFang SC;
        font-weight: 400;
        color: #000000;
        width: 50%;
        margin-bottom: 5.5556vw;
    }
    .part1,
    .part2 {
        margin-bottom: 4.6296vw;
    }
    .part1 ul li:nth-child(1)::before {
        content: "";
        display: block;
        width: 18.5185vw;
        height: 18.5185vw;
        background: url(../images/service/service1.png) no-repeat;
        background-size: contain;
        margin: 0 auto 3.7037vw;
    }
    .part1 ul li:nth-child(2)::before {
        content: "";
        display: block;
        width: 18.5185vw;
        height: 18.5185vw;
        background: url(../images/service/service2.png) no-repeat;
        background-size: contain;
        margin: 0 auto 3.7037vw;
    }
    .part1 ul li:nth-child(3)::before {
        content: "";
        display: block;
        width: 18.5185vw;
        height: 18.5185vw;
        background: url(../images/service/service3.png) no-repeat;
        background-size: contain;
        margin: 0 auto 3.7037vw;
    }
    .part1 ul li:nth-child(4)::before {
        content: "";
        display: block;
        width: 18.5185vw;
        height: 18.5185vw;
        background: url(../images/service/service4.png) no-repeat;
        background-size: contain;
        margin: 0 auto 3.7037vw;
    }
    .part2 ul li:nth-child(1)::before {
        content: "";
        display: block;
        width: 18.5185vw;
        height: 18.5185vw;
        background: url(../images/service/service5.png) no-repeat;
        background-size: contain;
        margin: 0 auto 3.7037vw;
    }
    .part2 ul li:nth-child(2)::before {
        content: "";
        display: block;
        width: 18.5185vw;
        height: 18.5185vw;
        background: url(../images/service/service6.png) no-repeat;
        background-size: contain;
        margin: 0 auto 3.7037vw;
    }
    .part2 ul li:nth-child(3)::before {
        content: "";
        display: block;
        width: 18.5185vw;
        height: 18.5185vw;
        background: url(../images/service/service7.png) no-repeat;
        background-size: contain;
        margin: 0 auto 3.7037vw;
    }
    .part2 ul li:nth-child(4)::before {
        content: "";
        display: block;
        width: 18.5185vw;
        height: 18.5185vw;
        background: url(../images/service/service8.png) no-repeat;
        background-size: contain;
        margin: 0 auto 3.7037vw;
    }
    .part3 ul li {
        font-size: 3.7037vw;
        font-family: PingFang SC;
        font-weight: 400;
        color: #000000;
    }
    .part3 ul li span {
        font-size: 4.4444vw;
        font-family: PingFang SC;
        font-weight: 500;
        color: #FFFFFF;
        text-align: center;
        line-height: 18.5185vw;
        display: inline-block;
    }
    .part3 ul li:nth-child(1) span {
        background: url(../images/service/service9.png) no-repeat center;
        background-size: contain;
        width: 18.5185vw;
        height: 18.5185vw;
        margin: 0 0 3.7037vw;
    }
    .part3 ul li:nth-child(2) span {
        background: url(../images/service/service10.png) no-repeat center;
        background-size: contain;
        width: 18.5185vw;
        height: 18.5185vw;
        margin: 0 0 3.7037vw;
    }
    .part3 ul li:nth-child(3) span {
        background: url(../images/service/service11.png) no-repeat center;
        background-size: contain;
        width: 18.5185vw;
        height: 18.5185vw;
        margin: 0 0 3.7037vw;
    }
    .part3 ul li:nth-child(4) span {
        background: url(../images/service/service12.png) no-repeat center;
        background-size: contain;
        width: 18.5185vw;
        height: 18.5185vw;
        margin: 0 0 3.7037vw;
    }
    .bottom {
        background: url(../images/service/bottom_m.png) no-repeat center;
        background-size: cover;
        height: 21.2963vw;
    }
}