@media only screen and (max-width: 1200px) {
    html{
        font-size: 82.4477px;
    }
    /* zwfw */
    .zhengwufw-main {
        background-size: cover !important;
    }
    .zhengwufw-box {
        width: 100%;
        height: auto;
        overflow: hidden;
    }
    .zhengwufw-titlt {
        margin: 15% 3% 15%;
    }
    .zhengwufw-titlt img {
        width: 100%;
    }
    .zhengwufw-box ul li {
        width: 80%;
        margin: 1rem auto 0;
        float: none;
    }
    .zhengwufw-box ul li img {
        width: 100%;
    }
}

@media only screen and (max-width: 768px) {
    html{
        font-size: 61.8357px;
    }
}
@media only screen and (max-width: 414px) {
    html{
        font-size: 33.3333px;
    }
}

@media only screen and (max-width: 375px) {
    html{
        font-size: 30.1932px;
    }
}

@media only screen and (max-width: 360px) {
    html{
        font-size: 30.1932px;
    }
}

@media only screen and (max-width: 320px) {
    html{
        font-size: 25.7649px;
    }
}