.headerBox {
    width: 100%;
    position: relative;
}

.ABtitleBox {
    width: 100%;
    height: 100vh;
    position: relative;   
    display: flex;
    justify-content: right;
    background-image: url(../imgs/PNG/关于我们.png);
    background-repeat: no-repeat;
    background-size: 100% 90%;
    background-position: 0% 100%;
  

}
.BigtitleBox{
    width: 100%;
    height: 100vh;
    position: relative;   
    display: flex;
    justify-content: right;
    background-image: url(../imgs/PNG/大数据服务.png);
    background-repeat: no-repeat;
    background-size: 100% 90%;
    background-position: 0% 100%;
}
.ABtitle{
    position: absolute;
    left: 30%;
    top: 13%;
    font-size: 35px;
}
.ABtitle h1{
    letter-spacing: 8px;
    margin: 0;
}
.ABtitle p{
    font-weight: 500;
    color: #91A7BC;
    font-size: 35px;
    margin: 0;
    padding-left: 18px;
    margin-top: 8px;
}
.ABtitleBox .content{
    position: absolute;
    top: 55%;
    left: 6%;
    width:40%;
    font-size: 25px;
    letter-spacing: 2px;
    line-height: 55px;
}
.BigtitleBox .content{
    position: absolute;
    top: 55%;
    left: 6%;
    width:38%;
    font-size: 25px;
    letter-spacing: 3px;
    line-height: 55px;
}

.standard{
    width: 100%;
    height: 500px;
    text-align: center;
    margin-top: 80px;
    padding-top: 50px;
    /* background-image: url(../imgs/PNG/背景下.png);
    background-repeat: no-repeat;
    background-position: 0% -216px; 
    background-size: cover; */
}
.standardTitle h1{
    font-size: 35px;
    letter-spacing: 3px;
    margin: 0;
}
.standardTitle p{
    font-size: 20px;
  
    margin-top: 18px;
    color: #92A8BD;
}
.standard ul {
    width: 80%;
    height: 330px;
    /* background: palegreen; */
    display: flex;
    justify-content: space-around;
    padding: 0;
  
    margin: 0 auto;
    margin-top: 50px;
}

.standard ul li{
    width: 15%;  
    border-radius: 30px ;
    overflow: hidden;
    box-shadow: 0px 0px 10px 0px #87adfc;
    
}
.longBlock{
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    padding-top: 15%;
    /* display: flex;
    flex-direction: column; */
    text-align: center;

}   
.longBlock img{
  width: 120px;
}
.longBlock p{
    margin: 0;  
    width: 50%;
    margin: 0 auto;
    margin-top: 18px;
    line-height: 30px;
}
.separate img{
    width: 90px;
    margin-top: 15px;
    margin-bottom: 18px;
}

.bigData,.bigData{
    min-width: 18% ;
    margin-left: 6%;
}


  




.footerBox{
    width: 100%;
    height: 930px;
    background-image: url(../imgs/PNG/背景下.png);
    background-repeat: no-repeat; /* 添加这行 */
    background-position: 0% 100%;  /* 添加这行 */
    background-size: 100% 149%;
    position: relative;          /* 添加这行 */
    margin-top: 0;    
              /* 添加这行 */
}
.Flogo{
    position: absolute;
    top: 65%;
    left: 10%;
}

.FlogoImg{
    width: 130px;
}