.about_tab{margin:40px auto 20px}.page_banner{background:url("../images/about_banner.jpg") no-repeat center}.team_list li{width: 378px;margin: 20px 10px 0;height: 305px;border: 1px solid #ccc;display: flex;justify-content: center;}.team_list li img{max-width:380px;max-height:307px}.team_list li:hover img{transform:scale(1.2);-webkit-transform:scale(1.2);-o-transform:scale(1.2);-ms-transform:scale(1.2);-moz-transform:scale(1.2)}