/*内页内容开始*/
.bnews{background-image:url(../images/jpbnews.jpg);}
.bproduct .content{background-image:url(../images/jpbproduct01.png);}
.babout .content{background-image:url(../images/jpbabout01.png);}
.bvideo .content{background-image:url(../images/jpbvideo01.png);}
.bstrength .content{background-image:url(../images/jpbstrength01.png);}
.bcertificate .content{background-image:url(../images/jpbcertificate01.png);}
.bbrand .content{background-image:url(../images/jpbbrand01.png);}
.bnews .content{background-image:url(../images/jpbnews01.png);}
.bcontact .content{background-image:url(../images/jpbcontact01.png);}



@media screen and (max-width:1620px){
.header .nav a{margin-right:50px;}
.header .nav{font-size:16px;}
}
@media screen and (max-width:1420px){
.header .nav a{margin-right:40px;}
}
@media screen and (max-width:1320px){
.header .nav a{margin-right:30px;}
}
@media screen and (max-width:1230px){
.header .nav a{margin-right:20px;}
}
@media screen and (max-width:1140px){
.header .nav a{margin-right:15px;}
}


/*移动端*/
@media screen and (max-width: 767px){
.bproduct .content{background-image:url(../images/jpbproduct02.png);background-position:35% center;}
.babout .content{background-image:url(../images/jpbabout02.png);}
.bvideo .content{background-image:url(../images/jpbvideo02.png);}
.bstrength .content{background-image:url(../images/jpbstrength02.png);}
.bcertificate .content{background-image:url(../images/jpbcertificate02.png);}
.bbrand .content{background-image:url(../images/jpbbrand02.png);}
.bnews .content{background-image:url(../images/jpbnews02.png);}
.bcontact .content{background-image:url(../images/jpbcontact02.png);}
		
	
}