.nvxby_check{height: 830px;}
.check_project{ height: 500px; width: 1250px; margin: 0 auto;}
.check_project img{width: 100%; display: block;}
.check_project li{ width: 282.5px; border:0; float: left; position: relative; margin-right: 40px; margin-top: 30px;}
.check_project li:nth-child(4){margin-right: 0;}
.check_project_effect{ font-size: 18px; line-height: 35px; color: #454545; padding:60px 10px 0; height: 200px; background: #f9f9f9;}
.check_project li p{text-align: center;position: absolute; bottom: 30px; width: 100%;}
.check_project li p a{padding:5px 25px; color: #f36800; font-size: 18px; border-radius: 50px; border:1px solid #f36800;
 }
.check_project_name{position: absolute; width: 180px; height: 65px; background: #ff801e; border:0; border-radius: 10px;
top: 200px; color: white;font-size: 26px;line-height: 28px; left: 50px; padding-top: 10px; text-align: center;}
.check_project_name span{ font-size: 18px;}