.join_concat_info{background:#fff;padding:70px 0 80px 90px}.join_concat_info .info_left{width:60%;border-right:2px solid #ececec;display:inline-block;margin-right:120px}.join_concat_info .info_left header{font-size:36px;line-height:36px;margin-bottom:38px}.join_concat_info .info_left p{font-size:24px;line-height:24px;margin-bottom:16px}.join_concat_info .info_left img{vertical-align:middle;margin-right:27px}.clear:after{content:"";display:block;clear:both}.business{min-width:1280px}.business .text-info{font-size:38px;color:#fff}.business-banner{height:917px;background-image:url(https://up-grade.oss-cn-beijing.aliyuncs.com/business.png);background-size:100% 100%;text-align:left;box-sizing:border-box;padding:250px 0 0 160px}.business-banner .banner-img{margin-bottom:92px}.business-main{padding:64px 90px 15px 90px;background:#f2f2f2;text-align:left}.business-main_items{padding:92px 94px 28px 94px;color:#333;background:#fff;box-shadow:0 4px 20px rgba(0,0,0,.05);font-size:18px;line-height:40px;margin-bottom:30px;min-width:1200px}.business-main_items p{margin-bottom:55px}.business-main_items em{font-size:26px;font-weight:700;color:#484848}.business-main_items:nth-child(4){padding:0}.business-main_items:nth-child(4) p{float:left;width:45%;margin-top:100px;font-size:18px;margin-left:78px}.business-main_items:nth-child(5){padding:0}