.pagecontent {
    width: 100%;
    height: 1276px;
    margin-bottom: 350px;
}

.guanyucon {
    width: 1440px;
    margin: auto;
    line-height: 40px;
}

.guanyuimg {
    display: block;
    width: 100%;
    margin-top: 93px;
    margin-bottom: 154px;
}

@media screen and (max-width: 1600px) {
    .guanyucon {
        width: 85%;
    }

    .cptwo {
        margin-bottom: 70px;
    }

    .pagecontent {
        margin-bottom: 300px;
    }
}

@media screen and (max-width: 1500px) {
    .pagecontent {
        margin-bottom: 250px;
    }
}

@media screen and (max-width: 1400px) {
    .pagecontent {
        margin-bottom: 0px;
    }

    .cptwo {
        margin-bottom: 50px;
    }
}

@media screen and (max-width: 1300px) {
    .guanyuimg {
        margin-top: 30px;
    }
}

@media screen and (max-width: 1200px) {
    .guanyuimg {
        margin-top: 50px;
    }

    .cptwo {
        margin-bottom: 40px;
    }
}

@media screen and (max-width: 1100px) {
    .guanyuimg {
        margin-top: 60px;
    }

    .cptwo {
        margin-bottom: 30px;
    }
}

@media screen and (max-width: 768px) {
    .guanyuimg {
        margin-top: 50px;
    }
}

@media screen and (max-width: 450px) {
    .pagecontent {
        background: #f3f3f3 !important;
        height: auto;
        padding-bottom: 50px;
    }

    .guanyuimg {
        margin-bottom: 0px;
    }

    .cpone {
        font-size: 21px;
    }
}