.page_banner{background:url("../images/banner/case_banner.jpg") no-repeat center}.case_tab{padding:30px 0 12px}.case_tab li a{display:block;padding:0 30px;line-height:50px;height:50px;color:#4b4b4b;font-size:15px;text-align:center;border:1px solid #dcdcdc;margin:0 20px}.case_tab li.active a,.case_tab li:hover a{color:#fff;border-color:#03a443;background:#03a443}.case_list li{width:388px;text-align:center;margin-top:18px}.case_list li:nth-child(2),.case_list li:nth-child(5),.case_list li:nth-child(8){margin:18px 18px 0}.case_list li:hover img{transform:translate(-50%, -50%) scale(1.2);-webkit-transform:translate(-50%, -50%) scale(1.2);-moz-transform:translate(-50%, -50%) scale(1.2);-ms-transform:translate(-50%, -50%) scale(1.2);-o-transform:translate(-50%, -50%) scale(1.2)}.case_list li:hover h3{background:#03a443;color:#fff}.case_list .img_box{width:388px;height:314px}.case_list h3{color:#505050;font-weight:bold;line-height:55px;height:55px;background:#eeeeee}