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

.content {
    padding: 30px 0 80px;
    text-align: center;
}

.content ul {
    display: flex;
    justify-content: space-between;
}

.dynamic1 {
    padding: 0 288px 50px;
}

.dynamic1 ul li {
    width: 188px;
    height: 200px;
    font-size: 28px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #FFFFFF;
    line-height: 188px;
}

.dynamic1 ul li:nth-child(1) {
    background: url(../images/dynamic/dynamic1.png) no-repeat center;
    background-size: contain;
}

.dynamic1 ul li:nth-child(2) {
    background: url(../images/dynamic/dynamic2.png) no-repeat center;
    background-size: contain;
}

.dynamic1 ul li:nth-child(3) {
    background: url(../images/dynamic/dynamic3.png) no-repeat center;
    background-size: contain;
}

.dynamic2 {
    padding: 0 90px;
}

.dynamic2 ul {
    flex-wrap: wrap;
}

.dynamic2 ul li {
    width: 500px;
    height: 160px;
    background: #F0F0F0;
    margin-bottom: 20px;
    display: flex;
    text-align: left;
    font-size: 18px;
    font-family: PingFang SC;
    font-weight: 400;
    color: #333333;
}

.dynamic2 ul li span {
    padding-top: 54px;
}

.dynamic2 ul li span b {
    font-size: 22px;
}

.dynamic2 ul li:nth-child(1)::before {
    content: "";
    display: block;
    width: 210px;
    height: 160px;
    background: url(../images/dynamic/dynamic4.png) no-repeat;
    background-size: contain;
    margin-right: 30px;
}

.dynamic2 ul li:nth-child(2)::before {
    content: "";
    display: block;
    width: 210px;
    height: 160px;
    background: url(../images/dynamic/dynamic5.png) no-repeat;
    background-size: contain;
    margin-right: 30px;
}

.dynamic2 ul li:nth-child(3)::before {
    content: "";
    display: block;
    width: 210px;
    height: 160px;
    background: url(../images/dynamic/dynamic6.png) no-repeat;
    background-size: contain;
    margin-right: 30px;
}

.dynamic2 ul li:nth-child(4)::before {
    content: "";
    display: block;
    width: 210px;
    height: 160px;
    background: url(../images/dynamic/dynamic7.png) no-repeat;
    background-size: contain;
    margin-right: 30px;
}

@media (max-width: 1080px) {
    .banner {
        background: url(../images/dynamic/banner_m.png) no-repeat center;
        background-size: cover;
        height: 57.4074vw;
    }
    .content {
        padding: 3.7037vw 0 11vw;
        text-align: center;
    }
    .content ul {
        display: flex;
        justify-content: space-between;
    }
    .dynamic1 {
        padding: 0 21vw 3.7037vw;
    }
    .dynamic1 ul li {
        width: 17.4074vw;
        height: 18.5185vw;
        font-size: 2.5926vw;
        font-family: PingFang SC;
        font-weight: 500;
        color: #FFFFFF;
        line-height: 18.5185vw;
    }
    .dynamic1 ul li:nth-child(1) {
        background: url(../images/dynamic/dynamic1.png) no-repeat center;
        background-size: contain;
    }
    .dynamic1 ul li:nth-child(2) {
        background: url(../images/dynamic/dynamic2.png) no-repeat center;
        background-size: contain;
    }
    .dynamic1 ul li:nth-child(3) {
        background: url(../images/dynamic/dynamic3.png) no-repeat center;
        background-size: contain;
    }
    .dynamic2 {
        padding: 0 5.5556vw;
    }
    .dynamic2 ul {
        flex-wrap: wrap;
    }
    .dynamic2 ul li {
        width: 42.5926vw;
        height: 14.8148vw;
        background: #F0F0F0;
        margin-bottom: 1.8519vw;
        display: flex;
        text-align: left;
        font-size: 2.7778vw;
        font-family: PingFang SC;
        font-weight: 400;
        color: #333333;
    }
    .dynamic2 ul li span {
        padding-top: 1.8519vw;
        flex: 1;
    }
    .dynamic2 ul li span b {
        font-size: 2.7778vw;
    }
    .dynamic2 ul li:nth-child(1)::before {
        content: "";
        display: block;
        width: 19.4444vw;
        height: 14.8148vw;
        background: url(../images/dynamic/dynamic4.png) no-repeat;
        background-size: cover;
        margin-right: 2.7778vw;
    }
    .dynamic2 ul li:nth-child(2)::before {
        content: "";
        display: block;
        width: 19.4444vw;
        height: 14.8148vw;
        background: url(../images/dynamic/dynamic5.png) no-repeat;
        background-size: cover;
        margin-right: 2.7778vw;
    }
    .dynamic2 ul li:nth-child(3)::before {
        content: "";
        display: block;
        width: 19.4444vw;
        height: 14.8148vw;
        background: url(../images/dynamic/dynamic6.png) no-repeat;
        background-size: cover;
        margin-right: 2.7778vw;
    }
    .dynamic2 ul li:nth-child(4)::before {
        content: "";
        display: block;
        width: 19.4444vw;
        height: 14.8148vw;
        background: url(../images/dynamic/dynamic7.png) no-repeat;
        background-size: cover;
        margin-right: 2.7778vw;
    }
}