.banner {
    display: flex;
    flex-direction: column;
}

.main-w {
    width: 9.0234rem;
    margin: 0 auto;
}
img {
    width: 100%;
}
.bg_white {
    background-color: #fff;
}

.btnn {
    width: 5.5273rem;
    height: .7227rem;
    margin: .1953rem auto .3906rem auto;
    background-color: #047aff;
    border-radius: .3906rem;
    color: #fff;
    text-align: center;
    line-height: .7227rem;
    font-size: .3516rem;
    cursor: pointer;

}

.main-w h2 {
    
    font-size: .4688rem;;
    color: #0a0a21;
    margin: 0 0 0.2em;
    line-height: 1.6em;
    font-weight: bold;
    padding-top: 2%;
    text-align: center;
}
.jianjie, .pymb {
    padding-bottom: .293rem;
}
/* 简介 */

.jianjie p {
    padding: .1953rem 0;
    font-size: .293rem;
    line-height: 1.5;
    text-indent: 2em;
}
/*民航局无人驾驶航空器执照（AOPA）  */
.wrjjz {
    margin: .1953rem 0;
    background-color: #fff;
    padding-bottom: .1953rem;
}
.wrjjz img {
    margin: .1953rem 0;
}
.lyy {
    height: 7.3242rem;
    background: url(../../images/zt/wrjyy/bjly.jpg) no-repeat center;
    background-size:10rem 7.3242rem;
}
.lyy h2 img {
    width: 4rem;
}

.pymb p{
    text-align: center;
    font-size: .293rem;
    line-height: 1.5;
}

.pymb .mb {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.pymb .mb li {
    width: 4.35rem;
    height: 3.9063rem;
    background-color: #fff;
    box-shadow: 0 0 20px rgb(51 51 51 / 10%);
    border-radius: 12px;
    margin-top: .293rem;
}
.pymb .mb li h2 {
    font-size: .293rem;
    font-weight: 500;
}
.pymb .mb li p {
    font-size: .2539rem;
}
.pymb .mb li p span {
    color: red;
}

.xwrj ul li {
    height: 1.9531rem;
    box-shadow: #d0d1e2 0 0 0.2rem;
    border-radius: 0.05rem;
    padding: 2% 4% 2% 26%;
    box-sizing: border-box;
    margin: 2% 0;
    position: relative;
    text-align: left;
    background-color: #fff;
}

.xwrj ul li img {
    width: 20%;
    position: absolute;
    left: 2%;
    top: 0;
    bottom: 0;
    margin: auto;
}
.xwrj ul li  h5 {
    font-size: .3516rem;
    line-height: .293rem;
    margin: 0;
    color: #2a50ee;
}
.xwrj ul li  p {
    font-size: .2344rem;
    padding-top: .1953rem;
    line-height: 1.5;
}

.cjwt {
    padding: 5% 2% 2% 1%;
    background: #0e1018;
}
.cjwt h2 {
    color: #00ddff;
}
.img {
    margin-top: .293rem;
}
.margin_30 {
    margin-top: .293rem;
}
.zxbm {
    height: 3.7109rem;
}