.main {
    float: left;
    width: 100%;
    box-sizing: border-box;

}
.main .bg1{
    position: relative;
    float:left;
  background: url('/public/static/main/img/bg.jpg') no-repeat;
    background-size:100% 100%;
    width: 100%;
    height: 3900px;

}
.main .bg1 img{float:left;width: 100%;position: relative}
.main .bg1 a{position: absolute;top: 330px;left: 100px;width: 250px;height: 76px;}
.main .bg1 a img{float: left;width: 100%;height: 100%}
.main .bg4{
    float:left;
    background: url('/public/static/main/img/b.jpg') no-repeat;
    background-size: 100% 100%;
    width: 100%;
    height: 3500px;
}
.main .bg5{
    float:left;
    background: url('/public/static/main/img/bb.jpg') no-repeat;
    background-size: 100% 100%;
    width: 100%;
    height: 148px;
}
/*
.main .bg2{
    float:left;
    background: url('/public/static/main/img/bg2.jpg') no-repeat;
    background-size: cover;
    width: 100%;
    height: 800px;
}
.main .bg2 .menu{text-align: center;
    float: left;
    width: 100%;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 40px;
    margin-top: 50px;
}
.main .bg2 .menu i{color: blue;margin-left: 8px}
.main .bg2 .section{float: left;width: 100%;    margin-top: 420px;
    padding-left: 90px;
    box-sizing: border-box;}
.main .bg2 .section li{float: left;width: 395px}
.main .bg2 .section li:not(:first-child){margin-left: 85px}
.main .bg2 li span{float: left;width:100%;text-align:center;line-height: 24px;font-size: 14px;text-align: center}
.main .bg2 li .tit{font-size: 18px;font-weight: bold}
.main .bg2 li .de{padding: 20px;
    box-sizing: border-box;}
.main .bg3{
    float:left;
    background: url('/public/static/main/img/bg3.jpg') no-repeat;
    background-size: 100% 100%;
    margin-bottom: 50px;
    width: 100%;
    height: 600px;
}
.main .bg3 .menu{text-align: center;
    float: left;
    width: 100%;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 40px;
    margin-top: 50px;
}
.main .bg3 .menu i{color: blue;margin-right: 8px}
.main .bg3 .left{float: left;line-height: 24px;font-size: 14px;width: 340px;
    margin-left: 90px;
    margin-top: 50px;padding: 20px;
    box-sizing: border-box;}
.main .bg3 .left i{color: blue;}
.main .bg3 .left span{float:left;font-size: 14px;line-height: 30px;width: 100%}
.main .bg3 .left .tit{font-size: 24px;font-weight: bold;margin-bottom: 20px}

.main .bg3 .right{float: left;line-height: 24px;font-size: 14px;width: 340px;
    }
.main .bg3 .right ul{float: left;width: 100%}
.main .bg3 .right ul .rit{font-size: 18px!important;font-weight: bold;color: #ffffff}
.main .bg3 .right ul span{float: left;line-height: 24px;font-size: 14px}

.main .bg5{
    float:left;
    background: url('/public/static/main/img/bg5.jpg') no-repeat;
    background-size: 100% 100%;
    margin-bottom: 50px;
    width: 100%;
    height: 400px;
}
.main .bg6{
    float:left;
    background: url('/public/static/main/img/bg5.jpg') no-repeat;
    background-size: 100%  100%;
    margin-bottom: 50px;
    width: 100%;
    height: 400px;
}*/