@media only screen and (min-width: 1441px){
	/* 宽度大于1440*/
	#nav li{
		-webkit-flex-basis: 130px;
		flex-basis: 130px;/* 设置宽度 */
	}
}
@media only screen and (max-width: 1400px){
/* 宽度小于1400，图片按比例缩放 */
	#index_product{
		padding-top: 30px;
		padding-bottom: 30px;
	}
	.w13{
		width:100%;
		}
	.product_title{
		height: 80px;
	}
	.pronav{
		padding-bottom: 10px;
	}
}
@media only screen and (max-width: 960px){
/* 宽度小于960 */
	#about{
		padding-top: 10px;
	}
	#about_title{
		display: block;
	}
	.about_title{
		display: none;
	}
	#about_l{
		width: 64%;
		overflow: hidden;
	}
	.about_list{
		padding-top: 0;
	}
	#news_r li{
		margin-bottom: 10px;
	}
	#news_r .time{
		width: 58px;
		height: 53px;
		font-size: 3rem;
	}
	#news_r .r{
		width: 85%;
		padding-right: 0;
	}
	#news_r .r span{
		height: 40px;
		line-height: 20px;
		overflow: hidden;
	}
	#footer{
		margin-bottom: 87px;
	}
/* 宽度小于960 */
}

@media only screen and (max-width: 768px){
/* 宽度小于768 */
	#header1{
		display: block;
	}
	.pronav li{
		min-width: 80px;
	}
	.pronav li a{
		padding: 0;
	}
	.index_product_list .swiper-button-prev,
	.index_product_list .swiper-button-next{
		display: none;
	}
	#news{
		padding-top: 20px;
		padding-bottom: 20px;
	}
	#news_l{
		width:44%;
	}
	#news_r{
		width:55%;
		padding-left: 10px;
	}
	#news_r li{
		margin-bottom: 0px;
	}
	.news_title{
		padding-bottom: 10px;
	}
	#news_r .time{
		display: none;
	}
	#news_r .r{
		width: 100%;
		padding-right: 0;
	}
	.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*/
	}
	.nav_map{
		display: block;
	}
/* 宽度小于768 */
}

@media only screen and (max-width: 576px){
/* 宽度小于576 */
	.pc{
		display: none;
	}
	.wap{
		display: block;
	}
	#about_r{
		margin-top: 0;
	}
	.about_more{
		display: none;
	}
	#about_r:hover{
		border: none;
	}
	#about_r .pic img{
		top: 0;
		left: 0;
	}
	#news{
		padding-top: 10px;
		padding-bottom: 10px;
	}
	#news_l{
		display: none
	}
	#news_r{
		width:100%;
		padding-left: 0;
	}
	#news_r .r{
		padding-left: 0;
	}
	#index_case{
		padding-bottom: 35px;
	}
	.index_case_list li{
		width: 49.5%;
	}
	.index_case_list li .title{
		line-height: 30px;
	}
	#content_lm{
		line-height: 2rem;
    	height: 2rem;
	}
	#content_lm span{
		width: 100%;
		display: block;
		float: none;
	}
	#footer{
		margin-bottom: 58px;
	}
/* 宽度小于576 */
}

@media only screen and (min-width: 1441px){
	/* 宽度大于1440*/
	html{
		/* font-size: 12px; */
	}
}
@media only screen and (max-width: 1200px){
/* 宽度小于1200 */
	.logo,.logo_x{
		width: 100%;
	}
	.w,.w12{
		width:92%;
		}
	#kefu_wrap{
		display: none;/* QQ不显示 */
	}
}
@media only screen and (max-width: 960px){
/* 宽度小于960 */
	html{
		font-size:9.5px;/* 整体字体缩小 */
		}
}
@media only screen and (max-width: 768px){
/* 宽度小于768 */
	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;
	}
	.swiper-button-prev{
		left: -50px;/* banner箭头图标 */
	}
	.swiper-button-next{
		right: -50px;
	}
	.logo_x{
		display: block;
		}
	#searchbtn{
		position: absolute;
		top: 15px;
		right: 50px;
		z-index: 100;
		width: 17px;
		height: 17px;
		margin-right: 5px;
		background-image: url(../images/search.png);
		background-repeat: no-repeat;
		background-position: 0px 0px;
		outline: none;
		border: none;
		cursor: pointer;
		display: none;
	}
	#search{
		display: none;/* 搜索 */
		padding-top: 10px;
		right: 50px;
	}
	#search .gjz{
		display: none;
	}
	.preNext .actBox{
		position: relative;
		top: 0;
	}
}
@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: 10px;
		margin-bottom: 10px;
	}
}