/*内页内容开始*/
.bnews{background-image:url(../images/thbnews.jpg);}
.bproduct .content{background-image:url(../images/thbproduct01.png);}
.babout .content{background-image:url(../images/thbabout01.png);}
.bvideo .content{background-image:url(../images/thbvideo01.png);}
.bstrength .content{background-image:url(../images/thbstrength01.png);}
.bcertificate .content{background-image:url(../images/thbcertificate01.png);}
.bbrand .content{background-image:url(../images/thbbrand01.png);}
.bnews .content{background-image:url(../images/thbnews01.png);}
.bcontact .content{background-image:url(../images/thbcontact01.png);}



@media screen and (max-width:1430px){
.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;}
}
@media screen and (max-width:1070px){
.strengthtop li p span{height:50px;}
}



/*移动端*/
@media screen and (max-width: 767px){
.bproduct .content{background-image:url(../images/thbproduct02.png);background-position:35% center;}
.babout .content{background-image:url(../images/thbabout02.png);}
.bvideo .content{background-image:url(../images/thbvideo02.png);}
.bstrength .content{background-image:url(../images/thbstrength02.png);}
.bcertificate .content{background-image:url(../images/thbcertificate02.png);}
.bbrand .content{background-image:url(../images/thbbrand02.png);}
.bnews .content{background-image:url(../images/thbnews02.png);}
.bcontact .content{background-image:url(../images/thbcontact02.png);}
		
	
}