/*内页内容开始*/
.bnews{background-image:url(../images/enbnews.jpg);}
.bproduct .content{background-image:url(../images/enbproduct01.png);}
.babout .content{background-image:url(../images/enbabout01.png);}
.bvideo .content{background-image:url(../images/enbvideo01.png);}
.bstrength .content{background-image:url(../images/enbstrength01.png);}
.bcertificate .content{background-image:url(../images/enbcertificate01.png);}
.bbrand .content{background-image:url(../images/enbbrand01.png);}
.bnews .content{background-image:url(../images/enbnews01.png);}
.bcontact .content{background-image:url(../images/enbcontact01.png);}



@media screen and (max-width:1420px){
.header .nav{font-size:16px;}
.header .nav a{margin-right:50px;}
}
@media screen and (max-width:1250px){
.header .nav a{margin-right:40px;}
}
@media screen and (max-width:1150px){
.header .nav a{margin-right:30px;}
}



/*移动端*/
@media screen and (max-width: 767px){
.bproduct .content{background-image:url(../images/enbproduct02.png);background-position:35% center;}
.babout .content{background-image:url(../images/enbabout02.png);}
.bvideo .content{background-image:url(../images/enbvideo02.png);}
.bstrength .content{background-image:url(../images/enbstrength02.png);}
.bcertificate .content{background-image:url(../images/enbcertificate02.png);}
.bbrand .content{background-image:url(../images/enbbrand02.png);}
.bnews .content{background-image:url(../images/enbnews02.png);}
.bcontact .content{background-image:url(../images/enbcontact02.png);}
		
	
}