.m-bigdata-home-case{padding:80px 0}.m-bigdata-home-case .u-title{color:#333;font-size:32px;text-align:center}.m-bigdata-home-case .u-list{padding-top:40px}.m-bigdata-home-case .u-list .u-item{box-sizing:border-box;display:block;float:left;height:58px;margin-left:14px;margin-top:20px;overflow:hidden;width:185px}.m-bigdata-home-case .u-list .u-item.f-first{margin-left:0}.m-bigdata-home-case .u-list .u-item img{height:100%;width:100%}