.chanpin3 .chanp1 .chanp11 .tit h2 {
    font-size: 24px;
    font-weight: 400;
    color: rgba(37, 43, 58, 1);
}
.chanpin3 .chanp2 .tit h2 {
    font-size: 24px;
    font-weight: 400;
    color: rgba(37, 43, 58, 1);
}
.chanpin3 .chanp3 .tit h2 {
    font-size: 24px;
    font-weight: 400;
    color: rgba(37, 43, 58, 1);
}
.anli1 .an3 .tit h2 {
    font-size: 24px;
    font-weight: 400;
    color: rgba(37, 43, 58, 1);
}
.svc_cpxz h3 {
    font-size: 24px;
    font-weight: 400;
    color: #252b3a;
    line-height: 20px;
    text-align: center;
    margin-top: 80px;
}
.pdct_ul li {
    width: 300px;
}
.mi_ljgd{
    text-align: center;float: left;margin-left: 50%;margin-top: 25px;font-size: 18px;
}
@media screen and (max-width: 1200px) { 
.mi_ljgd{
    margin-left: 38%;
    margin-top: 25px;
    margin-bottom: 25px;
}
}