.indexMain{
    width:100%;
    height:auto;
}
.indexBanner{
    width:100%;
    position:relative;
    z-index:1;
    font-size:0;
}
.indexBanner>img{
    width:100%;
    height: 260px;
}
.bannerBg{
    width:100%;
    height:100%;
    position:absolute;
    z-index:5;
    top:0;
    left:0;
    background:#000;
    opacity:0.4;
}
.searchBar{
    width:880px;
    height:60px;
    background:rgba(255,255,255,1);
    box-shadow:8px 8px 12px rgba(0,0,0,0.04);
    opacity:1;
    border-radius:30px;
    position:absolute;
    z-index:10;
    bottom:-30px;
    left:50%;
    margin-left:-440px;
    padding-left:60px;
    box-sizing:border-box;
}
.searchImg{
    width:20px;
    height:20px;
    margin-top:20px;
    float:left;
    margin-right:12px;
}
.searchWord{
    width:60%;
    height:40px;
    font-size:16px;
    font-family:Microsoft YaHei;
    font-weight:400;
    line-height:40px;
    opacity:1;
    border:none;
    outline: unset;
    float:left;
    margin-top: 10px;
}
.searchBtn{
    width:160px;
    height:60px;
    background:rgba(51,112,255,1);
    opacity:1;
    border-radius:0px 30px 30px 0px;
    float:right;
    text-align:center;
    line-height:60px;
    font-size:16px;
    font-family:PingFang SC;
    font-weight:600;
    color:rgba(255,255,255,1);
    cursor:pointer;
}