@charset "utf-8";
/* CSS Document */

.qdsmx_a1{ float: left; width: 100%; height:960px; }
.qdsmx_a1 .span1{ float: left; width: 100%; text-align: center; font-size: 30px; margin-top: 114px;}
.qdsmx_a1 .span1 b{ float: left; width: 100%;}
.qdsmx_a1 .span2{ float: left; width: 100%; text-align: center; font-size: 14px; line-height: 24px; color: #666; margin-top: 30px;}
.qdsmx_a1 ul{ float: left; width: 100%; margin: 72px 0 0 26px;}
.qdsmx_a1 li{ float: left; width: 210px; margin-right: 102px;}
.qdsmx_a1 li samp{ float: left; width: 100%; height: 150px;}
.qdsmx_a1 li:nth-child(1) samp{ background: url("../images/a1_1.png") center no-repeat;}
.qdsmx_a1 li:nth-child(2) samp{ background: url("../images/a1_2.png") center no-repeat;}
.qdsmx_a1 li:nth-child(3) samp{ background: url("../images/a1_3.png") center no-repeat;}
.qdsmx_a1 li:nth-child(4) samp{ background: url("../images/a1_4.png") center no-repeat;}
.qdsmx_a1 li span:nth-child(2){ float: left; width: 100%; text-align: center; font-size: 26px; font-weight: bold; color: #1f286f; margin-top: 50px;}
.qdsmx_a1 li span:nth-child(3){ float: left; width: 100%; text-align: center; font-size: 26px;margin-top: 15px;}
.qdsmx_a1 li span:nth-child(4){ float: left; width: 100%; text-align: center; font-size: 14px; line-height: 24px; color: #666; margin-top: 25px;}
.qdsmx_a1 li:last-child{ margin-right: 0;}

.qdsmx_a3{ float: left; width: 100%; height: 780px;}
.qdsmx_a3 .span{ float: left; width: 100%; text-align: center; font-size: 30px; margin-top: 106px;}
.qdsmx_a3 .span b{ float: left; width: 100%;}
.qdsmx_a3 ul{ float: left; width: 100%; margin-top: 82px;}
.qdsmx_a3 li{ float: left; width: 390px; margin-right: 15px;}
.qdsmx_a3 li:last-child{ margin-right: 0;}
.qdsmx_a3 li span{ float: left; width: 100%; text-align: center; font-size: 18px; margin-top: 37px;}
.qdsmx_a3 li span b{ float: left; width: 100%;}

.qdsmx_a4{ float: left; width: 100%; height: 800px; background: url("../images/qdsmx_4.jpg") top center no-repeat;}
.qdsmx_a4 .span{ float: left; width: 100%; text-align: center; font-size: 30px; margin-top: 122px; color: #fff;}
.qdsmx_a4 .span b{ float: left; width: 100%;}
.qdsmx_a4 img{ float: left; margin:50px 0 0 90px;}

.qdsmx_a5{ float: left; width: 100%; padding: 104px 0 112px 0; background:#f7f7f7;}
.qdsmx_a5 .div{ float: left; width: 50%;}
.qdsmx_a5 .div span:nth-child(1){ float: left; width: 100%; font-size: 30px; margin: 110px 0 0 16px;}
.qdsmx_a5 .div span:nth-child(1) b{ float: left; width: 100%;}
.qdsmx_a5 .div span:nth-child(2){ float: left; width: 100%; font-size: 18px; line-height: 30px; margin: 52px 0 0 19px;}
.qdsmx_a5 img{ float: right;}

.qdsmx_a6{ float: left; width: 100%;}
.qdsmx_a6 .span1{ float: left; width: 100%; text-align: center; font-size: 30px; margin-top: 95px;}
.qdsmx_a6 .span1 b{ float: left; width: 100%;}
.qdsmx_a6 .span2{ float: left; width: 100%; font-size: 14px; text-align: center; color: #666; margin-top: 30px;}
.qdsmx_a6 .a{ display: block; margin: 0 auto; width: 240px; height: 50px; background: #1f286f; color: #fff; font-size: 14px; text-align: center; line-height: 50px; border-radius: 15px; margin-top: 80px;}

.bjie{ float: left; margin:100px 0 100px 83px;} 
.bjie li{display: inline-block; width: 85px; height: 48px; padding-left: 66px; margin-right: 140px;}
.bjie li span{ float: left; width: 100%;font-size: 20px;}
.bjie li a{ float: left; width: 100%;font-size: 14px; color: #1f286f;}
.bjie li:nth-child(1){ background: url("../images/about/bjie1.jpg") left center no-repeat;}
.bjie li:nth-child(2){ background: url("../images/about/bjie2.jpg") left center no-repeat;}
.bjie li:nth-child(3){ background: url("../images/about/bjie3.jpg") left center no-repeat;}
.bjie li:nth-child(4){ background: url("../images/about/bjie4.jpg") left center no-repeat; margin-right: 0;}





/*单页头部开始*/
#four_flash{ float: left; position:relative;width:1200px;height:255px; margin-top: 40px;}
#four_flash .flashBg{width:1200px;height:280px; margin:0 auto;position:relative;overflow:hidden;}
#four_flash .flashBg ul.mobile{width:2000%;height:255px; position:absolute;top:15; left:0;}
#four_flash .flashBg ul.mobile li{float:left;width:385px;height:255px;margin-left:12px;}
#four_flash .flashBg ul.mobile li img{float:left;width:385px;height:255px;}
#four_flash .but_left{width:53px;height:53px;position:absolute; top:125px; left:-115px; background:url("../images/qianxleft.png");}
#four_flash .but_right{width:53px;height:53px; position:absolute; top:125px; right:-131px;background:url("../images/qianxr.png");}
#four_flash .but_left:hover{background:url("../images/qianxleft1.png");}
#four_flash .but_right:hover{background:url(../images/qianxr1.png) no-repeat;}