.banner {
    width: 100%;
    margin-bottom: 3%;
}

.banner img {
    width: 100%;
}

.main {
    width: 900px;
    margin: 0 auto;
    min-height: 800px;
}

.title {
    text-align: center;
    font-size: 36px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: rgba(51, 51, 51, 1);
}
.xian{
    width:80px;
height:4px;
background:rgba(74,144,226,1);
margin: 15px auto;
margin-bottom: 24px;
}
.mainc{
    margin-top: 3%;
}
.js {
    text-align: center;
    font-size: 14px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: rgba(51, 51, 51, 1);
    margin-bottom: 7%;
}

.zp {
    text-align: center;
    font-size: 24px;
    font-family: PingFangSC-Medium, PingFang SC;
    font-weight: 500;
    color: rgba(51, 51, 51, 1);
    margin-bottom: 8%;
}



.dh {
    font-size: 18px;
    font-family: PingFangSC-Semibold, PingFang SC;
    font-weight: 600;
    color: rgba(51, 51, 51, 1);
    margin-bottom: 20px;
}

.ms {
    display: inline-block;
    font-size: 16px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: rgba(51, 51, 51, 1);
    float: right;
}

.zm {
    width: 100%;
}
.zm1 {
    width: 100%;
}
.zm2 {
    width: 100%;
}
.zm3 {
    width: 100%;
}
.zm4 {
    width: 100%;
}
.zm5{
	width: 100%;
}
.zmm {
    width: 100%;
}
.zmm1 {
    width: 100%;
}

.zmmm{
	width: 100%;
}
.zmmm1 {
    width: 100%;
}

.zmmmm{
	width: 100%;
}
.zmmmm1 {
    width: 100%;
}

.zm-l {
    width: 75px;
    float: left;
}

.zm-r {
    width: 770px;
    float: left;
    margin-left: 24px;
}

.zm-r ol li {
    list-style-type: decimal;
    margin-bottom: 10px;
    font-size: 16px;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: rgba(51, 51, 51, 1);
    line-height: 20px;
}
.zm-r ol li:last-child{
    margin-bottom: 0;
}

.donghua{
    width: 951px;
}
.zm2 .zm-r{
    margin-left: 24px;
}
.zm3 .zm-r{
    margin-left: 24px;
}
.zm4 .zm-r{
    margin-left: 24px;
}

.position-item{
    margin-bottom: 50px;
}
.position-item:last-child{
    margin-bottom: 0;
}
.clearFloat{
    margin-bottom: 20px;
}
.clearFloat::after{
    display: block;
    content: '';
    clear: both;
}