.osb-01{width:100%;}
.osb-01-neirong{width:1278px;margin: 0 auto;padding-top: 86px;}
.osb-01-neirong:after{content: '';display: block;clear: both;height: 0;overflow: hidden;}
.osb-01-neirong .osb-01-left{width:637px;height: auto;overflow: hidden; float: left;margin-right: 100px;}
.osb-01-neirong .osb-01-left img{width:100%;height: auto;}
.osb-01-neirong .osb-01-right{width:471px;float: left;margin-top: 104px;} 
.osb-01-neirong .osb-01-right h1{font-size: 40px;color:#bc1717;text-align: center;} 
.osb-01-neirong .osb-01-right h2{font-size: 16px;color:#bc1717; text-align: center;margin: 16px auto 30px; } 
.osb-01-neirong .osb-01-right .dcb-1-duanluo{font-size: 22px;line-height: 37px;vertical-align: middle;color:#4c4b4b;font-weight: lighter;margin-top: 52px;text-indent: 2em;} 
.osb-01-neirong .osb-01-right .dcb-1-xian{width:80px;height: 2px;background: #bc1717;margin: 0 auto;} 


.osb-02{width:100%;}
.osb-02-neirong{width:100%;}
.osb-02-neirong .osb-02-shang{width:100%;height:328px;position: relative}
.osb-02-neirong .osb-02-shang img{margin-right: 10px;}
.osb-02-neirong .osb-02-shang .osb-02-shang1{position:absolute;top:153px;left: 42%;macolor: #4b4b4b;font-size: 22px;font-weight: lighter;} 
.osb-02-neirong .osb-02-shang .osb-02-shang2{position:absolute;top:277px;left: 16%;color: #4b4b4b;font-size: 22px;font-weight: lighter;} 
.osb-02-neirong .osb-02-shang .osb-02-shang3{position:absolute;top:277px;left: 59%;color: #4b4b4b;font-size: 22px;font-weight: lighter;} 
.osb-02-neirong .osb-02-xia{width:684px;height:525px;margin: 0 auto;}
.osb-02-neirong .osb-02-xia img{width:100%;}



.osb-03{width:100%;height: 830px;}
.osb-03-neirong{width:100%;height: 830px;position:relative;}
.osb-03-neirong:after{content: '';display: block;clear: both;height: 0;overflow: hidden;}
.osb-03-neirong .osb-03-zuo{ float: left;margin-right: 100px}
.osb-03-neirong .osb-03-you {float: left;width:646px;height: 622px;position: absolute;top:208px;left: 57%;padding-top:90px;text-align: center;}
.osb-03-neirong .osb-03-zuo .osb-03-zuo1{width:752px;height: 356px;position: absolute;top: 208px;left: 5%;}
.osb-03-neirong .osb-03-zuo .osb-03-zuo2{position: absolute;top:482px;left: 23%;}
.osb-03-neirong .osb-03-zuo .osb-03-zuo3{position: absolute;top: 540px;left: 41%;}
.osb-03-neirong .osb-03-zuo .osb-03-zuo4{position: absolute;top: 587px;left: 30%;color:#fff;font-size: 22px;font-weight: lighter;}
.osb-03-neirong .osb-03-zuo .osb-03-zuo1 img{width:100%;}
.osb-03-neirong .osb-03-you h1{font-size:40px;color: #fff; }
.osb-03-neirong .osb-03-you h2{font-size:16px;color: #fff;margin-top: 27px;margin-bottom: 42px; }
.osb-03-neirong .osb-03-you .dcb-3-duanluo{font-size: 22px;line-height: 46px;vertical-align: middle;color:#fff;font-weight: lighter;} 
.osb-03-neirong .osb-03-you .dcb-3-xian{width:80px;height: 2px;background: #fff;margin: 0 auto 46px;} 



.osb-04{width:100%;height: 860px;}
.osb-04-neirong{width:100%;height: 860px;position: relative;}
.osb-04-neirong:after{content: '';display: block;clear: both;height: 0;overflow: hidden;}
.osb-04-neirong .osb-04-zuo{ float: left;width:614px;text-align: center;padding-top:250px;margin-left: 9.5%; }
.osb-04-neirong .osb-04-you {float: left;}
.osb-04-neirong .osb-04-zuo h1{font-size: 40px;color:#b7160e;}
.osb-04-neirong .osb-04-zuo h2{font-size:16px;color: #b7160e;margin-top: 27px;margin-bottom: 42px;}
.osb-04-neirong .osb-04-zuo .dcb-3-xian{width:80px;height: 2px;background: #b7160e;margin: 0 auto 46px;}
.osb-04-neirong .osb-04-zuo .dcb-3-duanluo{font-size: 22px;line-height: 46px;vertical-align: middle;color:#4b4b4b;font-weight: lighter;}
.osb-04-neirong .osb-04-you1{position:absolute;top:212px;left:47%; z-index: 9}
.osb-04-neirong .osb-04-you2{position:absolute;top:212px;left:47%; z-index: 8}
.osb-04-neirong .osb-04-you3{position:absolute;top:212px;left:47%;z-index: 7 }
.osb-04-neirong .osb-04-you4{position:absolute;top:212px;left:47%; z-index: 6}


.osb-05{width:100%;padding-bottom: 50px;}
.osb-05-neirong{width:1278px; margin: 0 auto;padding-top: 132px;}
.osb-05-neirong .osb-05-shang{ width:100%;  text-align: center;}
.osb-05-neirong .osb-05-shang h1{font-size: 40px;color:#fff;}
.osb-05-neirong .osb-05-shang h2{font-size:16px;color: #fff;margin-top: 27px;margin-bottom: 42px;}
.osb-05-neirong .osb-05-shang .dcb-5-xian{width:80px;height: 2px;background: #fff;margin: 0 auto 46px;}
.osb-05-neirong .osb-05-shang .dcb-5-duanluo{font-size: 22px;line-height: 46px;vertical-align: middle;color:#fff;font-weight: lighter;}
.osb-05-neirong .osb-05-xia {width:1093px;height: 344px;margin: 0 auto;position: relative;margin-top: 115px;padding-bottom:  50px;}
.osb-05-neirong .osb-05-xia  .osb-5-tu{position: absolute;top: 0 ;left: auto;}




.osb-06{width:100%;}
.osb-06-neirong{width:1278px; margin: 0 auto;padding-top: 132px;}
.osb-06-neirong .osb-06-shang{ width:100%;  text-align: center;}
.osb-06-neirong .osb-06-shang h1{font-size: 40px;color:#b7160e;}
.osb-06-neirong .osb-06-shang h2{font-size:16px;color: #fb7160eff;margin-top: 27px;margin-bottom: 42px;}
.osb-06-neirong .osb-06-shang .dcb-6-xian{width:80px;height: 2px;background: #b7160e;margin: 0 auto 46px;}
.osb-06-neirong .osb-06-shang .dcb-6-duanluo{font-size: 22px;line-height: 46px;vertical-align: middle;color:#4b4b4b;font-weight: lighter;}
.osb-06-neirong .osb-06-xia {width:1093px;height: 400px;margin: 0 auto;position: relative;margin-top: 115px;}
.osb-06-neirong .osb-06-xia  .osb-6-tu{position: absolute;top: 0 ;left: auto;}




@media(min-width: 1280px) and (max-width: 1366px) {
.osb-03-neirong .osb-03-zuo .osb-03-zuo1 {
    width: 500px;
    height: 356px;
    position: absolute;
    top: 208px;
    left: 5%;
}
.osb-03-neirong .osb-03-zuo .osb-03-zuo2 {
    position: absolute;
    top: 369px;
	left: 21%;}
	
.osb-03-neirong .osb-03-zuo .osb-03-zuo3 {
    position: absolute;
    top: 427px;
    left: 41%;
}	
.osb-03-neirong .osb-03-zuo .osb-03-zuo4 {
    position: absolute;
    top: 493px;
    left: 28%;
    color: #fff;
    font-size: 18px;
    font-weight: lighter;
}	
	
.osb-03-neirong .osb-03-you {
   float: left;
    width: 442px;
    height: 622px;
    position: absolute;
    top: 77px;
    left: 58%;
    padding-top: 90px;
    text-align: center;
}	
	
.osb-03-neirong {
    width: 100%;
    height: 698px;
    position: relative;
}	
	
.osb-04-neirong .osb-04-zuo {
    float: left;
    width: 585px;
    text-align: center;
    padding-top: 214px;
    margin-left: 1.5%;
}	
	.osb-04-you{width:50%;}	
	
.osb-04-you img{width:100%;}		
	
	
	
	
	
	
	
}