.tab-1-car-1{
    width:100%; 
    height:589px;
    background-color:transparent;
 }
 .contentBox{
     margin-top:12px;
     color: #FFFFFF;
     position:relative;
     padding-left: 4.2%;
     padding-right: 4.2%;
 }
 
 .contentBox .contentTitle{
     font-size: 20px;
     font-family: SourceHanSansCN;
     font-weight: bold;
     position:absolute;
     top:45px;
     left: 50%;
     transform: translateX(-50%);
 }
 .contentBox .contentTitle2{
    font-size: 20px;
    font-family: SourceHanSansCN;
    font-weight: bold;
    text-align:center;
}
.contentTitle2{
    font-size: 20px;
    color: #fff;
    padding-bottom: 20px;
    margin-bottom: 0px;
    font-family: SourceHanSansCN;
    font-weight: bold;
    text-align:center;
    width: 52% !important;
    margin: 0 auto !important;
    background: url(../../p7/images_mb/Mars7_09.jpg) no-repeat bottom center;
    background-size: 416px 29px;
    
}
 
 .contentBox .contentMain{
    margin-top:-140px;
    top: -140px;
    position:relative;
 }
 .contentBox .contentMain .contentMainHeader{
    height: 16px;
    font-size: 15px;
    margin-bottom:24px;
    font-family: MicrosoftYaHei;
    font-weight: bold;
    color: #FFFFFF;
 }

 .item {
     font-size: 13px;
     font-family: MicrosoftYaHei;
     font-weight: 400;
     color: #B9B9B9;
     line-height: 24px;
     margin-top:15px;
    list-style: disc;
    margin-left: 4.2%;
 }
 ::marker{
    color: #fff;
 }
 .back-img{
    background: url(../images_mb/Mars7_06.jpg) no-repeat center center;
    background-size: cover;
    width: 100%;
    position:relative;
    top:-58px;
    z-index:-1;
 }
 .back-img2{
    background: url(../images_mb/Mars7_09.jpg) no-repeat center center;
    background-size: cover;
    width: 100%;
 }
 .back-img3{
    background: url(../images_mb/Mars7_11.jpg) no-repeat center center;
    background-size: cover;
    width: 100%;
 }
 .back-img4{
    background: url(../images_mb/Mars7_13.jpg) no-repeat center center;
    background-size: cover;
    width: 100%;
 }

 .swiper-container{
    margin-top:14px;
 }
 .swiper-container .swiper-wrapper .swiper-slide img{
    width:100%;
 }
.swiper1{
        height: auto;
        max-height: 850px;
        overflow: hidden;
}
.swiper1 img{
    width:100%;
}
 ul{
    padding-inline-start:4.2%;
    margin-block: 0;
 }