#aboutus_top_banner{position: relative;background-image: url(../images/aboutus-top-banner.jpg);background-size:cover ;background-position: center;overflow: hidden;}
#aboutus_top_banner .aboutus_top_banner_wa{background: #009b4c;margin-top: 240px;margin-bottom: 90px;}
#aboutus_top_banner .aboutus_top_banner_wa .tit{padding: 20%;position: relative;}
#aboutus_top_banner .aboutus_top_banner_wa h2{font-size: 66px;font-weight: bold;color: #FFFFFF;border: 3px solid #FFFFFF;padding: 5%;text-align: center;line-height: 80px;margin: 0;}
#aboutus_top_banner .aboutus_top_banner_wa h2:before{content: '';height: 50%;width: 3px;background: #FFFFFF;position: absolute;right: 0;top: 0;bottom: 0;margin: auto;}
#aboutus_top_banner .aboutus_top_banner_wa p{font-size: 20px;color: #FFFFFF;}
#aboutus_top_banner .aboutus_top_banner_wa .doc{padding: 11% 5%;}
#aboutus_top_banner .aboutus_top_banner_wa .doc .lianxi{width: 100%;display: table;margin-top: 20px;}
#aboutus_top_banner .aboutus_top_banner_wa .doc .lianxi div{display: table-cell;width: 50%;text-align: center;font-size: 24px;color: #FFFFFF;}
#aboutus_top_banner .aboutus_top_banner_wa .doc .lianxi div i{font-size: 30px;padding-right: 20px;}
.main{background: #FFFFFF;margin-bottom: 130px;}
.section-header h3 span{color: #009b4c;}
.item1 img{width: 100%;}
.item1 .item1-img,.item2 .item2-img,.item3 .item3-img,.item4 .item4-img{margin-top: 50px;overflow: hidden;}

@media (max-width: 768px){
	
	#aboutus_top_banner .aboutus_top_banner_wa{margin-top: 100px;padding-bottom: 30px;}
	#aboutus_top_banner .aboutus_top_banner_wa .tit{padding: 7% 0%;}
	#aboutus_top_banner .aboutus_top_banner_wa .doc{padding: 0;}
	#aboutus_top_banner .aboutus_top_banner_wa .doc .lianxi{display: block;}
	#aboutus_top_banner .aboutus_top_banner_wa .doc .lianxi div{display: block;width: 100%;}
	#aboutus_top_banner .aboutus_top_banner_wa h2{font-size: 40px;}
	#aboutus_top_banner .aboutus_top_banner_wa h2:before{display: none;}
	
	
	
}