.box1{
    width: 100%;
    height: 235px;
    background-image: url(../img/cb1.jpg);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: 1920px 100%;
    display: flex;
    align-items: center;
    min-width: 1200px;
}
.box1 span{
    font-size: 36px;
    color: #fff;
}
.box1 p{
    font-size: 18px;
    color: #fefefe;
    margin-top: 10px;
}
.box2 {
    padding-top: 50px;
    padding-bottom: 84px;
}
.box2 .boxatit span{
    font-size: 36px;
    color: #3e3e3e;
    text-align: center;
    display: block;
}
.box2 .boxatit p{
    font-size: 20px;
    color: #717171;
    text-align: center;
    margin-top: 10px;
}
.box2 .box2cont{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.box2 .box2cont .box2list{
    width: 320px;
    height: 200px;
    position: relative;
    margin-top: 54px;
}
.box2 .box2cont .box2list img{
    width: 100%;
    height: 100%;
    display: block;
}
.box2 .box2cont .box2list p{
    position: absolute;
    z-index: 1;
    color: #fff;
    font-size: 20px;
    top: 50%;
    left: 50%;
    width: 100px;
    height: 30px;
    text-align: center;
    line-height: 30px;
    margin-top: -15px;
    margin-left: -50px;
}
.box3{
    width: 100%;
    height: 851px;
    background-image: url(../img/cb2.jpg);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: 1920px 100%;
    display: flex;
    align-items: center;
    min-width: 1200px;
}
.box3 .center {
    position: relative;
    padding-top: 99px;
    height: 100%;
    box-sizing: border-box;
}
.box3 .center >span{
    font-size: 36px;
    color: #fff;
    text-align: center;
    display: block;
}
.box3 .center .bdlas{
    background-color: #fff;
    height: 30px;
    font-size: 20px;
    color: #066eeb;
    border-radius: 20px;
    position: absolute;
    font-weight: bold;
    text-align: center;
    z-index: 1;
}
.box3 .center .bdlas.bdlas1{
    width: 200px;
    top: 282px;
    left: 297px;
}
.box3 .center .bdlas.bdlas2{
    width: 204px;
    top: 433px;
    left: 157px;
}
.box3 .center .bdlas.bdlas3{
    width: 150px;
    top: 579px;
    left: 207px;
}
.box3 .center .bdlas.bdlas4{
    width: 328px;
    top: 722px;
    left: 165px;
}
.box3 .center .bdlas.bdlas5{
    width: 230px;
    top: 271px;
    left: 669px;
}
.box3 .center .bdlas.bdlas6{
    width: 217px;
    top: 403px;
    left: 807px;
}
.box3 .center .bdlas.bdlas7{
    width: 180px;
    top: 559px;
    left: 824px;
}
.box3 .center .bdlas.bdlas8{
    width: 195px;
    top: 706px;
    left: 730px;
}
.box4{
    width: 100%;
    /* height: 802px; */
    background-image: url(../img/cb3.jpg);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: 1920px 100%;
    display: flex;
    align-items: center;
    min-width: 1200px;
    padding-top: 65px;
    /* padding-bottom: 300px; */
    padding-bottom: 130px;
}
.box4 .box4tit span{
    font-size: 36px;
    color: #3e3e3e;
    text-align: center;
    display: block;
}
.box4 .box4tit p{
    font-size: 20px;
    color: #717171;
    text-align: center;
    margin-top: 10px;
}
.box4 .box4cont{
    display: flex;
    margin-top: 105px;
    justify-content: space-around;
}
.box4 .box4cont .list{
    width: 309px;
}
.box4 .box4cont .list .listimg{
    width: 100px;
    height: 100px;
    margin: auto;
}
.box4 .box4cont .list .listimg img{
    width: 100%;
    height: 100%;
    display: block;
}
.box4 .box4cont .list span{
    margin-top: 47px;
    display: block;
    font-size: 24px;
    color: #0f0f0f;
    text-align: center;
}
.box4 .box4cont .list p{
    font-size: 16px;
    line-height: 25px;
    color: #686868;
    margin-top: 20px;
    text-align: center;
}


.box5{
    width: 100%;
    height: 880px;
    background-image: url(../img/cb4.jpg);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: 1920px 100%;
    min-width: 1200px;
}
.box5 .center {
    padding-top: 90px;
}

.box5 .box5tit span{
    font-size: 36px;
    color: #0f0f0f;
    text-align: center;
    display: block;
    font-weight: bold;
}
.box5 .box5tit p{
    font-size: 20px;
    color: #0f0f0f;
    text-align: center;
    margin-top: 20px;
}
.box5 .box5cont{
    display: flex;
    margin-top: 180px;
    justify-content: space-around;
}
.box5 .box5cont .box5list:first-child,.box5 .box5cont .box5list:last-child{
    margin-top: 60px;
}
.box5 .box5cont .box5list {
    width: 300px;
    height: 400px;
    background-color: #fff;
    border-radius: 20px;
    box-shadow: 0px 0px 18px 1px rgba(204,204,255,.41);
}
.box5 .box5cont .box5list .box5img{
    width: 213px;
    height: 203px;
    margin: auto;
    margin-top: -100px;
}
.box5 .box5cont .box5list .box5img img{
    width: 100%;
    height: 100%;
}
.box5 .box5cont .box5list .box5text{
    width: 230px;
    margin: auto;
}
.box5 .box5cont .box5list .box5text span{
    font-size: 22px;
    color: #0f0f0f;
    line-height: 31px;
    text-align: center;
    display: block;
    margin-top: 35px;
}
.box5 .box5cont .box5list .box5text p{
    margin-top: 20px;
    font-size: 18px;
    color: #0f0f0f;
    line-height: 28px;
}