.middle{width:100%}.middleBg{width:100%;background:#f5f5f5}.middle .navPic{width:100%;height:330px;position:relative;overflow:hidden}.middle .navPic img{width:100%;height:100%}
.middle .navBg{margin-bottom:20px;width:100%;height:57px;background:#fff;border-bottom:1px solid #dcdcdc}div.middle .fixed{position:fixed;top:0;left:0;right:0;margin:0 auto;z-index:1}
.middle .navBg .nav{margin:0 auto;width:1170px}.middle .navBg .nav ul li{float:left;padding-top:23px;height:30px;text-align:center}.middle .navBg .nav ul li a{padding:0 20px;color:#646464;font-weight:bold;border-right:1px solid #b4b4b4}
.middle .navBg .nav ul li.cancelBorder a{border-right:0}.middle .navBg .nav ul li.select{border-bottom:4px solid #f00}.middle .navBg .nav ul li.select a{color:#1badf9}
.middle .navBg .nav .order{float:right;margin:10px 18px 0 0;width:122px;height:40px;line-height:40px;text-align:center;background-color:#ff8400;border:1px solid #ff000c;border-radius:3px;-moz-border-radius:3px;-webkit-border-radius:3px;behavior:url(../ie-css3.htc)}
.middle .navBg .nav .order a{color:#fff;font-weight:bold}.middleBg{width:100%;overflow:hidden}.middleContent{width:100%}.middleContent .topic{padding-top:65px;padding-bottom:50px;text-align:center;background:#fff}
.topic h2{margin-bottom:20px;font-size:22px;text-align:center}.middleContent h2,.middleContent p{color:#646464}.middleContent>div p{line-height:30px;font-size:14px;font-weight:bold}
.middleContent>div div{margin:50px auto 0}.middle .b2bnavpic{background:url("../images/b2bBg.png") no-repeat center center}.middle .b2bnavpic div{margin:5px auto;width:1119px;height:319px}
.middleContent .b2bpicOne{background:#ff8400}.middleContent .b2bpicThree{background:#1badf9}.middleContent .b2bpicFive{background:#37c5b9}.middleContent .b2bpicSeven{background:#ff8400}
.middleContent .b2bpicNine{background:#1badf9}.middleContent .topic div{width:1131px}.middleContent .b2bpicFour div,.middleContent .b2bpicFive div{width:1064px}
.middleContent .b2bpicSix div{width:1126px}.middleContent .b2bpicSeven div{width:1058px}.middleContent .b2bpicEight div{width:1043px}.middleContent .b2bpicNine div{width:1010px}
.middle div.b2cnavPic{background:url("../images/b2cBg.png") no-repeat center center}.middle div.b2cnavPic div{margin:0 auto;width:1182px;height:330px}
.middleContent .b2cpicOne{background:#37c5b9}.middleContent .b2cpicThree{background:#1badf9}.middleContent .b2cpicFive{background:#ff8400}.middle .crossnavpic{background:#1b54d7 url("../images/crossBg.png") no-repeat center center}
.middle .crossnavpic div{margin:0 auto;width:985px;height:330px}.middleContent .crosspicTwo{background:#37c5b9}.middleContent .crosspicFour{background:#ff8400}
.middleContent .crosspicSix{background:#1badf9}.middleContent .crosspicEight{background:#ff8400}.middle .o2onavPic{background:url("../images/o2oBg.png") no-repeat center center}
.middle .o2onavPic div{margin:0 auto;width:1148px;height:330px}.middleContent .o2opicTwo{background:#ff8400}.middleContent .o2opicFour{background:#37c5b9}
.middleContent .o2opicSix{background:#1badf9}.even h2,.even p{color:#fff}.middleContent .o2opicSeven div{width:521px}.middle .sbglbanner img{width:100%}
.middleContent .topic .sbgl7{margin:50px auto 0;width:811px}.mes .middle img.banner{width:100%}.mes .middle .navBg{height:86px;margin-bottom:0}.mes .middle .nav{overflow:hidden}
.mes .middle .nav ul{margin-top:10px;width:950px;height:80px;float:left;text-align:center}.mes .middle .navBg .nav ul li{padding-top:7px}.mes .middle .navBg .nav ul li.topMargin{margin-top:7px;padding-top:0}
.mes .middle .navBg .nav ul li.select{border:0}.mes .middle .navBg .nav ul li.select a{border-bottom:4px solid red}.mes .middle .navBg .nav ul li a{padding:5px 20px;color:#646464}
.mes .middle .navBg .nav .order{margin-top:30px}.mes .middleContent .topic{padding-top:87px;height:660px}.mes .middleContent .b2bpicThree{height:750px}
.mes .middleContent .b2bpicThree div{margin-top:-75px}.mes .middleContent .b2bpicTwo{background:#ff8400}.mes .middleContent .b2bpicFour{background:#1badf9}
.mes .middleContent .b2bpicSix{background:#37c5b9}.mes .middleContent .b2bpicEight{background:#1badf9}.mes .middleContent .b2bpicTen{background:#ff8400}
.mes .middleContent .b2bpicTwelve{background:#37c5b9}.mes .middleContent .odd{background-color:#fff}.mes .even h2,.mes .even p{color:#fff}.mes .odd h2,.mes .odd p{color:#646464}
.mes .middleContent .topic div{width:1200px}.mes .middleContent .topic div img{margin:0 auto}.mes li.seven{margin-left:145px}