@media only screen and (min-width: 1441px){
/* 宽度大于1440*/
	.product_content{
		line-height: 200%;
		font-size: 16px;
		font-size: 1.6rem;
	}
}
@media only screen and (max-width: 1200px){
/* 宽度小于1200 */
	#index_case{
		width: 100%;
	}
	.coverflow{
		width: 100%;
	}
	.coverflow .swiper-slide{
		width: 55%;
	}
	.case_more{
		display: none;
	}
}
@media only screen and (max-width: 992px){
/* 宽度小于992 */
	.product_title{
		padding-top: 20px;
		padding-bottom: 20px;
	}
	#LoopDiv{
		background: transparent;
	}
	.nav_map{
		display: block;
	}
	#footer{
		margin-bottom: 87px;
	}
	#header1{
		display: block;
	}
}
@media only screen and (max-width: 768px){
/* 宽度小于768 */
	#about{
		padding-top: 30px;
	}
	.about_title{
		margin-bottom: 40px;
	}
	#about_l{
		margin-left: 15px;
		margin-top: 15px;
	}
	#about_l .pic img{
		top: -15px;
		left: -15px;
	}
	#about_r{
		width: 72%;
		line-height: 150%;
	}
	#index_product{
		padding-top: 50px;
	}
	.product_title{
		padding-top: 10px;
		padding-bottom: 10px;
	}
	#product_l ul{
		width: 100%;
		padding: 0;
	}
	#news{
		padding-top: 30px;
	}
	.news_title{
		margin-bottom: 20px;
	}
	#footer{
		padding-top: 10px;
		padding-bottom: 10px;
	}
	#footer .fnav{
		width: 100%;
		line-height: 150%;
	}
	#footer .copyright{
		display: none;
	}
	.news-thumb,.news-time{
		display: none;
	}
	.news-title{
		width: 100%;
		white-space: nowrap;/*设置不折行*/
		overflow: hidden;/*超出部分自动隐藏*/
		text-overflow: ellipsis;/*省略号*/
	}
/* 宽度小于768 */
}
@media only screen and (max-width: 576px){
/* 宽度小于576 */
	.pc{
		display: none;
	}
	.wap{
		display: block;
	}
	.index_title span{
		font-size: 16pt;
		line-height: 20pt;
	}
	#about{
		padding-top: 10px;
	}
	.about_title{
		margin-bottom: 20px;
	}
	#about_l{
		margin-left: 5px;
		margin-top: 5px;
	}
	#about_l .pic img{
		top: -5px;
		left: -5px;
	}
	#index_product{
		padding-top: 20px;
	}
	#index_product .pt{
		width: 92%;
		display: block;
	}
	#product_l{
		display: none;
	}
	#product_r{
		width: 92%;
		padding-left: 4%;
		padding-right: 4%;
	}
	#product_r li{
		width: 50%;
	}
	#product_r li .pic{
		margin-left: 2px;
		margin-bottom: 0;
	}
	#product_r li .title{
		display: block;
		margin-left: 2px;
	}
	.coverflow{
		padding-bottom: 30px;
	}
	#LoopDiv{
		padding-top: 0;
		padding-bottom:0;
	}
	#news{
		padding-top: 10px;
	}
	.news_title{
		margin-bottom: 10px;
	}
	#news_list{
		padding-bottom: 10px;
	}
	.top_time{
		font-size: 16pt;
		display: none;
	}
	.top_time span{
		font-size: 12pt;
	}
	#news_list ul li{ 
		width:100%; 
		margin-right:0;
		margin-bottom: 0;
	}
	.li_center{
		width: 100%;
	}
	.title_news{
		margin-top: 0;
	}
	.title_description{
		min-height: auto;
	}
	#content_lm{
		line-height: 2rem;
    	height: 2rem;
	}
	#content_lm span{
		width: 100%;
		height:2.1rem;
		display: block;
		float: none;
	}
	#footer{
		margin-bottom: 58px;
	}
/* 宽度小于576 */
}

@media only screen and (max-width: 1200px){
	/* 宽度小于1200 */
		.w{
			width:92%;
			}
		.logo_main{
			width: 100%;/* logo不缩小 */
		}
		#main_left{
			width: 255px;/* 左栏不至于太小 */
		}
	}
	@media only screen and (max-width: 1100px){
	/* 宽度小于1100 */
		.w11{
			width:92%;
		}
	}
	@media only screen and (max-width: 992px){
	/* 宽度小于992 */
		html{
			font-size:9.5px;/* 整体字体缩小 */
			}
		#kefu_wrap{
			display: none;/* QQ不显示 */
		}
	}
	@media only screen and (max-width: 992px){
	/* 宽度小于992 */
		html{
			font-size:9px;/* 整体字体缩小 */
			}
		#header,.logo,#main_left{
			display: none;
			}
		#main{
			margin-top: 10px;
		}
		#main_right{
			margin-left: 0;
		}
		.tbox{
			right: -50px;/* top图标 */
		}
		.swiper-button-prev{
			left: -50px;/* banner箭头图标 */
		}
		.swiper-button-next{
			right: -50px;
		}
		#searchbtn{
			position: absolute;
			top: 15px;
			right: 50px;
			z-index: 100;
			width: 17px;
			height: 17px;
			margin-right: 5px;
			background-image: url(../images/search1.png);
			background-repeat: no-repeat;
			background-position: 0px 0px;
			outline: none;
			border: none;
			cursor: pointer;
			display: none;
		}
		#search{
			display: none;/* 先隐藏 */
			top:0;
			right: 50px;
			padding-top: 10px;
		}
		#search .gjz{
			display: none;
		}
	}
	@media only screen and (max-width: 576px){
	/* 宽度小于576*/	
		html{
			font-size:8.5px;/* 整体字体缩小 */
			}
		#main{
			margin-top: 0;
		}
		#content_lm{
			margin-top: 5px;
			margin-bottom: 5px;
		}
	}