.page_banner{background:url("../images/banner/solve_banner.jpg") no-repeat center}.page_container{padding-top:30px}.solve_list li{text-align:center;width:390px;margin-bottom:15px}.solve_list li:not(:nth-child(3n)){margin-right:15px}.solve_list li:hover img{transform:scale(1.2) translate(-50%, -50%);-webkit-transform:scale(1.2) translate(-50%, -50%);-o-transform:scale(1.2) translate(-50%, -50%);-ms-transform:scale(1.2) translate(-50%, -50%);-moz-transform:scale(1.2) translate(-50%, -50%)}.solve_list li:hover h2{color:#fff;background:#29aa3e}.solve_list .img_box{height:250px}.solve_list h2{line-height:50px;background:#f1f1f1;color:#282828}