.innerbanner{width: 100%; height: 300px; background-size: cover!important;}

.about_banner{background:url(../image/01.jpg) center top no-repeat;}

.product_banner{background:url(../image/03.jpg) center top no-repeat;}

.news_banner{background:url(../image/04.jpg) center top no-repeat;}

.contact_banner{background:url(../image/13.jpg) center top no-repeat;}

.photo_banner{background:url(../image/09.jpg) center top no-repeat;}



@media(max-width:767px)

{

	.innerbanner{width: 100%; height: 100px; background-size:auto 100%;}

}