.case-list{width:1440px;margin:0px auto;}
.case-list li{float:left;width:24%;position:relative;margin-left:1%;margin-top:20px;}
.case-list li:nth-child(4n+1){margin-left:0px;}
.case-list li:first-child{margin-left:0px;}
.case-list li .img-top{width:100%;position:relative;z-index:9;}
.case-list li img{height:100%;position:relative;z-index:9;}
.case-list .case-txt{width:90%;z-index:10;padding:5%;margin-top:10px;}
.case-list .case-txt h1{color:#333;overflow: hidden;text-overflow: ellipsis;display: -webkit-box;-webkit-line-clamp: 2;line-clamp: 2;-webkit-box-orient: vertical;font-size:18px;height:40px;text-align:center;}
.case-list .case-txt a{background:#ffcc00;color:#333;display:block;width:100%;padding:10px 0px;text-align:center;font-size:16px;text-align:center;margin-top:10px;border-radius:6px;}


/* 详情 */
.case-details{width:1440px;margin:0px auto;margin-top:40px;padding:0px 2%;}
.case-details > h2{text-align:center;}
.case-details-content{margin-top:40px;padding-bottom:40px;}
/* .case-details-content img{width:100%;} */
.news-details{border-bottom:1px solid #ddd;}
.change-page{margin-top:20px;padding-bottom:20px;}
.change-page li{margin-top:20px;}
.change-page li span{background:#fecf00;display:inline-block;padding:5px 0px;width:100px;text-align:center;}
.change-page li a{margin-left:10px;}
.case-details > p{text-align:center;margin-top:10px;}

@media (max-width: 1440px){
	.case-list{width:auto;}
	.case-list .case-txt h1{font-size:18px;}
	
	/* 详情 */
	.case-details{width:auto;}
	
}
@media (max-width: 900px){
	.case-list li{float:left;margin-left:0px;float:left;width:49%;}
	.case-list li:nth-child(2n){float:right;}
	.case-list .case-txt h1{font-size:16px;}
	.case-list .case-txt a{font-size:15px;}
	.case-list .case-txt h1{height:40px;line-height:20px;}
	
	/* 详情 */
	.case-details{width:90%;margin-left:3%;}
	.case-details-content img{width:100%;}
	.news-details iframe{width:100%;}
}