.sol_banner{background:url(../images/banner/solItem.jpg);background-size:100% 100%;height:60vh;overflow:hidden}.sol_banner .banner_con{margin-top:20vh;color:#fff;margin-left:100px}.sol_banner .banner_con strong{font-size:48px;margin-top:10px;line-height:1.5}.sol_list{padding:50px 0}.sol_list .sol_item{display:flex;position:relative;padding:100px 0}.sol_list .sol_item:hover .sol_item_bg{display:block}.sol_list .sol_item .desc{font-size:18px;flex:2;margin:0 20px}.sol_list .sol_item .desc h2{font-size:42px;font-weight:500;margin-bottom:14px}.sol_list .sol_item .desc p{line-height:28px}.sol_list .sol_item .img_box{margin:0 20px;flex:1;width:373px;height:184px;background-color:#ebebe9;border-radius:10px}.sol_list .sol_item .img_box img{width:100%;height:100%;border-radius:10px}.sol_list .sol_item_bg{display:none;position:absolute;background-color:rgba(0,0,0,.2);width:1200px;height:384px;left:0;top:0;border-radius:20px}.sol_list .sol_item_bg .sol_item_btn{cursor:pointer;margin:0 auto;margin-top:172px;display:block;width:98px;height:40px;line-height:40px;color:#fff;background-color:#8dc21f;text-align:center;border-radius:20px}