/* 解决方法 *****************************/

/* 广告图 */
	.guang_gao_tu {
		padding-top: 40px;
	}
	
	.guang_gao_tu img {
		width: 100%;
	}




/* 二级分类 */
	.er_ji_fen_lei {
		margin-top: 40px;
	}
	
	.er_ji_fen_lei ul {
		
	}
	
	.er_ji_fen_lei ul li {
		width:calc(50% - 10px);
		height: 420px;
		float: left;
		border: 1px solid #cfcfcf;
		box-sizing: border-box;
	}
	
	.er_ji_fen_lei ul li:nth-child(2n+2) {
		margin-left: 20px;
	}
	
	.er_ji_fen_lei ul li:nth-child(1n+3) {
		margin-top: 20px;
	}
	
	.er_ji_fen_lei ul li img {
		width: 100%;
	}
	
	.er_ji_fen_lei ul li h2 {
		font-size: 16px;
		line-height: 40px;
		color: #0168b2;
		background:url(../images/jie_jue_fang_an/dang_qian.png) no-repeat center left 10px;
		background-size: auto 13px;
		padding-left: 23px;
		font-weight: bold;
	}
	
	.er_ji_fen_lei ul li p {
		margin: 0px 10px;
		text-align: justify;
		font-size: 12px;
		padding: 9px 0px 0px;
	}
	
	
	@media only screen and (max-width: 980px){
	
		.er_ji_fen_lei ul li {
			height: 415px;
		}
		
	}
	
	@media only screen and (max-width: 930px){
	
		.er_ji_fen_lei ul li {
			height: 400px;
		}
		
	}
	
	
	@media only screen and (max-width: 760px){
	
		.er_ji_fen_lei ul li {
			height: 340px;
		}
		
	}
	
	
	
	@media only screen and (max-width: 490px){
	
		.er_ji_fen_lei ul li {
			height: 260px;
		}
		
		.er_ji_fen_lei ul li h2 {
			font-size: 14px;
			line-height: 34px;
			background-size: auto 11px;
		}
		
	}
	
	




/* 联系我们 */
	.lian_xi_wo_men {
		margin-top: 30px;
		margin-bottom: 40px;
	}
	
	.lian_xi_wo_men ul {
		background-color: #c6ece5;
	}
	
	.lian_xi_wo_men ul li {
		width: 50%;
		float: left;
		padding: 10px 10px;
		box-sizing: border-box;
	}
	
	.lian_xi_wo_men ul li a {
		display: inline-block;
		font-size: 12px;
		line-height: 30px;
		padding-left: 40px;
	}
	
	.lian_xi_wo_men ul li:nth-child(1) a {
		background:url(../sjimages/jie_jue_fang_an/lian_xi_wo_men_1.png) no-repeat top left;
	}
	
	.lian_xi_wo_men ul li:nth-child(2) a {
		background:url(../sjimages/jie_jue_fang_an/lian_xi_wo_men_2.png) no-repeat top left;
	}
	
	.lian_xi_wo_men ul li:nth-child(3) a {
		background:url(../sjimages/jie_jue_fang_an/lian_xi_wo_men_3.png) no-repeat top left;
	}
	
	.lian_xi_wo_men ul li:nth-child(4) a {
		background:url(../sjimages/jie_jue_fang_an/lian_xi_wo_men_4.png) no-repeat top left;
	}




/* 解决方法 内页 *****************************/

/* 三级分类 */
	.san_ji_fen_lei {
		padding-bottom: 30px;
	}
	.san_ji_fen_lei .shuo_ming {
		padding: 40px 0px 20px;
	}
	
	.san_ji_fen_lei .shuo_ming p {
		font-size: 14px;
		text-align: justify;
	}
	
	.san_ji_fen_lei .fen_lei {
		
	}
	
	.san_ji_fen_lei .fen_lei li {
		width:calc(50% - 10px);
		float: left;
		background-color: #e5e5e5;
	}
	
	.san_ji_fen_lei .fen_lei li:nth-child(2n+2) {
		margin-left: 20px;
	}
	
	.san_ji_fen_lei .fen_lei li:nth-child(1n+3) {
		margin-top: 20px;
	}
	
	.san_ji_fen_lei .fen_lei li img {
		width: 100%;
	}
	
	.san_ji_fen_lei .fen_lei li h2 {
		font-size: 14px;
		line-height: 40px;
		text-align: center;
		width: 90%;
		overflow: hidden;
		text-overflow: ellipsis;
		white-space: nowrap;
		padding: 0px 5%;
	}




/* 解决方法 内页	内页 *****************************/

/* 四级分类 */
	.si_ji_fen_lei {
		padding: 40px 0px 20px;
	}
	
	.si_ji_fen_lei ul {
		
	}
	
	.si_ji_fen_lei ul li {
		padding: 20px 10px;
		border-top: 1px solid #999999;
		box-sizing: border-box;
	}
	
	.si_ji_fen_lei ul li:nth-child(1) {
		padding-top: 0px;
		border-top: 0px;
	}
	
	.si_ji_fen_lei ul li img {
		width: 200px;
		height: 150px;
		float: left;
		margin-right: 20px;
	}
	
	.si_ji_fen_lei ul li h2 {
		font-size: 16px;
		line-height: 16px;
		color: #0067b1;
		padding: 15px 0px 8px;
	}
	
	.si_ji_fen_lei ul li p {
		font-size: 14px;
		color: #666666;
	}
	
	
	@media only screen and (max-width: 600px){
	
		.si_ji_fen_lei ul li img {
			width: 144px;
			height: 100px;
			float: left;
			margin-right: 20px;
		}
		
	}