.v_1200{
  width: 1200px;
  margin: 0 auto;
  overflow: hidden;
}
.middle-banner {
  position: relative;
  overflow: hidden;
  background: url(/images/bigDataPlatform/home_img_banner.png) no-repeat;
  background-position: center;
  height: 390px;
  width: 100%;
}
.flex{
  display: flex;
}
.title{
  font-size: 28px;
  color: #333333;
  text-align: center;
  font-family: '思源黑体';
}
.clearfix::after{
  content: '';
  display: block;
  clear: both;
}

/* 澶ф暟鎹钩鍙颁粙缁� */
.data_introduce .title{
  margin: 60px 0;
}
.introduce_flex{
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.introduce_info{
  width: 603px;
  font-size: 15px;
  color: #333333;
  line-height: 42px;
}
.introduce_img img{
  width: 551px;
  height: 375px;
} 

.data_company{
  padding-bottom: 46px;
}
.data_company .title{
  margin: 50px 0 60px;
}
.company_img img{
  width: 984px;
  height: 177px;
  margin: 0 auto;
}

/* 澶ф暟鎹钩鍙版湇鍔� */
.data_servier{
  padding: 59px 0;
  background-color: #EEF4FF;
}
.data_servier .title{
  margin-bottom: 59px;
}
.servier_img img{
  width: 1202px;
  height: 1063px;
  margin: 0 auto;
}

/* 澶ф暟鎹钩鍙板姪鍔涗笟鍔″垱鏂� */
.data_business{
  padding-bottom: 40px;
}
.data_business .title{
  margin: 61px 0 75px;
}
.data_business ul li{
  width: 400px;
  float: left;
  text-align: center;
  margin-bottom: 34px;
}
.data_business ul li img{
  width: 88px;
  height: 88px;
  margin: 0 auto;
}
.data_business ul li p{
  font-size: 18px;
  color: #333333;
  padding-top: 15px;
}
.data_business ul li p span{
  font-size: 16px;
  color: #999999;
  display: block;
  padding-top: 10px;
}