.bogo-banner-text {
    position: absolute;
    margin-left: 150px;
}

.banner-index{
    width: 100%;
    height: 570px;
    background: url('../images/banner_bac.png') no-repeat;
    background-size: 100% 100%;
}
.bogo-index-tiyan {
    background: #29cead;
    border-radius: 5px;
    font-size: 2rem;
    font-family: PingFangSC-Regular;
    font-weight: 400;
    color: rgba(255, 255, 255, 1);
    text-align: center;
    box-shadow: 0px 2px 4px 0px rgba(0, 0, 0, 0.5);
    width: 160px;
    height: 48px;
    line-height: 48px;
    transition: all 0.2s;
    -webkit-transition: all 0.2s;
    -moz-transition: all 0.2s;
    -ms-transition: all 0.2s;
    -o-transition: all 0.2s;
    cursor: pointer;
    margin-top: 50px;
}

.tech-module{
    height: 599px;
    width: 100%;
    background-color: #fff;
    overflow: hidden;
}
.tech-module-box{
    width: 1200px;
    height: 447px;
    background: url('../images/abg.png') no-repeat;
    background-size: 100% 100%;
    margin: 0 auto;
}
.tech-module-box-a{
    width: 25%;
    float: left;
    margin-top: 70px;
}
.tech-module-box-b{
    width:260px;
    height:274px;
    background:rgba(255,255,255,1);
    border-radius:20px;
    margin: 0 auto;
    box-shadow: 0px 0px 5px #c0c0c0;
    text-align: center;
}
.tech-module-box-b img{
    width: 141px;
    height: 141px;
    margin-top: 39px;
}
.tech-module-box-b p{
    font-size:22px;
    font-family:Microsoft YaHei;
    font-weight:bold;
    color:rgba(52,52,52,1);
}
.tech-top{
    text-align: center;
    margin-top: 40px;
}
.tech-top p{
    font-size: 20px;
}
.bogo-chengji{
    width: 100%;
    height:740px;
    background:rgba(244,250,249,1);
    overflow: hidden;
}
.bogo-chengji-left{
    float: left;
    margin-top: 200px;
}