.ly_certificates_2 .certificates_wrapper{position: relative;overflow: hidden}.ly_certificates_2 .certificates_box{position: absolute;left: 50%;top: 50%;transform: translate(-50%,-50%);width: 83%;display: flex;align-items: center}.ly_certificates_2 .certificates_box .top_certificates_info{width: 35%;margin-right:5.5%}.ly_certificates_2 .certificates_box .top_certificates_info .cer_title{line-height: 1.1}.ly_certificates_2 .certificates_box .top_certificates_info .cer_content{line-height: 1.8;margin-top: 20px}.ly_certificates_2 .certificates_box .cer_btn{display: inline-block;margin-top: 70px}.ly_certificates_2 .certificates_box .cer_list{padding:0 4%;position: relative;flex: 1;overflow: hidden;font-size: 0}.ly_certificates_2 .certificates_box .cer_list .cer_item{display: inline-block;margin-right:40px;vertical-align: top}.ly_certificates_2 .certificates_box .srcoll_list .srcoll_btn{position:absolute;top:50%;transform: translateY(-50%);width: 50px;height: 50px;border-radius: 50%;background-color: #afafaf;z-index: 1;text-align: center}.ly_certificates_2 .certificates_box .srcoll_list .srcoll_btn::after{line-height: 50px;color:#fff;font-size: 20px;font-weight: bold;font-family: "iconfont" !important}.ly_certificates_2 .certificates_box .srcoll_list .srcoll_btn.srcoll_btn_prev{left: 0}.ly_certificates_2 .certificates_box .srcoll_list .srcoll_btn.srcoll_btn_prev::after{content:"\e63c"}.ly_certificates_2 .certificates_box .srcoll_list .srcoll_btn.srcoll_btn_next{right: 0}.ly_certificates_2 .certificates_box .srcoll_list .srcoll_btn.srcoll_btn_next::after{content:"\e641"}.ly_certificates_2 .certificates_box .srcoll_list .srcoll_btn.none{display: none}.ly_certificates_2 a:hover{text-decoration: none}@media screen and (max-width:1000px){.ly_certificates_2 .certificates_box{flex-wrap: wrap;width: 90%}.ly_certificates_2 .certificates_box .top_certificates_info{width: 100%;margin: 0}.ly_certificates_2 .certificates_box .top_certificates_info .cer_content{margin-top: 10px}.ly_certificates_2 .certificates_box .cer_btn{margin-top: 35px}.ly_certificates_2 .certificates_box .cer_list{padding: 0 18%}.ly_certificates_2 .certificates_box .srcoll_list .srcoll_btn{width: 40px;height: 40px}.ly_certificates_2 .certificates_box .srcoll_list .srcoll_btn::after{line-height: 40px;font-size: 16px}}