@media screen and (max-width: 1920px){
	.xm-bg{
		width: 100%;
		height: auto; 
		background-color: #f2f2f3;
		margin: 0 auto;
		padding-bottom: 1px; 
	}

	.xm{
		width: 1200px; 
		height: auto; 
		margin: 0 auto 60px; 
		padding-top: 50px;
		position: relative;
	}

	.xm_ib{
		width: 30%;
		height: 260px;
		position: relative;
		display: inline-block;
		overflow: hidden;
		margin: 40px 1% 10px 1%;
	}
	.xm_ib .title{
		width: 100%;
		height: auto;
		position: absolute;
		bottom: 0;
		left: 0;
		color: #fff;
		background: rgba(0,0,0,0.5);
		font-size: 14px;
		text-align: center;
		line-height: 20px;
		/*display: none;*/

	}
	.xm_ib:hover{
		box-shadow: 0 0 10px #666;
	}
	/*.xm_ib:hover .title{
		display: inline-block;
	}*/
	.xm_ib .pic{
		width: 100%;
		height: 100%;
	}

	.customer-box{
		width: 240px; 
		height: 30px; 
		margin-left: 30px;
		border: 1px solid #3777bc;  
		text-align: center; 
		margin-top: 30px;
		font-size: 14px;
		font-family: "微软雅黑";
		font-weight: bold;
		color: #222222;
		padding: 20px 10px 10px;
		display: inline-block;
		vertical-align: top;
	}

	.customer-box:hover{
		background-color:#3777bc;
		
		color: #fff;
	}
	.noall{
		width:100%;
		height:40px;
		font-size: 16px;
		line-height: 40px;
		margin:20px 0 0 0; 
		text-align: right;
	}
}
@media screen and (max-width: 960px){
	.xm-bg{
		width: 100%;
		height: auto; 
		background-color: #f2f2f3;
		margin: 0 auto;
	}

	.xm{
		width: 100%; 
		height: auto; 
		margin: 0 auto; 
		padding-top: 10px;
		position: relative;
		padding-bottom: 40px;
	}

	.customer-box{
		width: 80%; 
		height: 30px; 
		display: block;

		float: none; 
		border: 1px solid #3777bc;  
		text-align: center; 
		margin-top: 30px;
		font-size: 14px;
		font-family: "微软雅黑";
		font-weight: bold;
		color: #222222;
		padding: 20px 10px 10px;
		margin: 20px auto;
	}

	.customer-box:hover{
		background-color:#3777bc;
		
		color: #fff;
	}
	.noall{
		width:100%;
		height:40px;
		font-size: 16px;
		line-height: 40px;
		position: absolute;
		bottom: 5px;
		right: 20px;
		text-align: right;
	}
}