.banner {
    background: url(../images/datas/bg.png?v=20230415115910) no-repeat center;
}
.banner-img {
    width: 600px;
    height: 440px;
    margin-top: 80px;
    margin-left: 72px;
}
.icon-sjcj {
    display: inline-block;
    width: 36px;
    height: 36px;
    background: url(../images/datas/icon-sjcj.png?v=20230415115910) no-repeat center;
    background-size: contain;
    margin-right: 14px;
    vertical-align: top;
}
.icon-1-1 {
    background: url(../images/datas/icon-1-1.png?v=20230415115910) no-repeat center;
    background-size: contain;
}
.icon-1-2 {
    background: url(../images/datas/icon-1-2.png?v=20230415115910) no-repeat center;
    background-size: contain;
}
.icon-1-3 {
    background: url(../images/datas/icon-1-3.png?v=20230415115910) no-repeat center;
    background-size: contain;
}

.icon-znmz {
    display: inline-block;
    width: 36px;
    height: 36px;
    background: url(../images/datas/icon-znmz.png?v=20230415115910) no-repeat center;
    background-size: contain;
    margin-right: 14px;
    vertical-align: top;
}
.icon-2-1 {
    background: url(../images/datas/icon-2-1.png?v=20230415115910) no-repeat center;
    background-size: contain;
}
.icon-2-2 {
    background: url(../images/datas/icon-2-2.png?v=20230415115910) no-repeat center;
    background-size: contain;
}
.icon-2-3 {
    background: url(../images/datas/icon-2-3.png?v=20230415115910) no-repeat center;
    background-size: contain;
}