.bg1{height:600px;background:url(../images/sensor/bg1-beef75a9e7.jpg) center no-repeat}.pro_container{width:1150px;margin:0 auto;padding:50px 0;background-color:#fff}.pro_container h2{font-size:36px;color:#2f2f2f;font-weight:400;margin-top:10px;margin-bottom:50px}.pro_container .item{padding-top:44px;margin-bottom:50px;border-top:1px solid #e7e7e7}.pro_container .item .title{float:left;width:225px;font-size:30px;color:#2f2f2f}.pro_container .item .right{float:left;width:925px}.pro_container .item .right p{font-size:16px;color:grey;line-height:24px}.pro_container .info .right{width:462.5px}