body {
    margin: 0 auto;
    /* font-family: PingFangSC, helvetica neue, hiragino sans gb, arial, microsoft yahei ui, microsoft yahei, simsun, sans-serif!important; */
    font-family: 宋体;
    color: #222222;
}

.main {
    width: 72%;
    margin: 0 auto;
}

.fontw_bold {
    font-weight: bold;
    color: #000000;
}

.maintitle {
    width: 100%;
    min-height: 1px;
    overflow: hidden;
    padding: 80px 0px 48px 0px;
    font-size: 32px;
    line-height: 32px;
    color: #000000;
    font-weight: bold;
    text-align: center;
}

.maincontent {
    width: auto;
    margin-bottom: 100px;
}

.maincontent p {
    margin-top: 0pt;
    margin-bottom: 0pt;
    font-size: 12pt;
    line-height: 28px;
}

@media (min-width: 320px) and (max-width:767px) {
    .main {
        margin: 0 auto;
        width: auto;
        padding: 0px 15px;
    }
    .maintitle {
        font-size: 24px;
        line-height: 24px;
    }
    .maincontent p {
        font-size: 13px!important;
        line-height: 24px!important;
    }
}