*{margin:0px;padding:0px;}
body{width:100%; margin:0 auto; font-family:微软雅黑;background-color:#efefef;}

.product_div{width:1000px;height:30px;padding:20px 0 20px 0; font:微软雅黑;font-size:30px; margin:auto; text-align:center;}
.biaoyu_div{width:1000px;height:30px;font-size:16px;color:gray;text-align:center;margin:auto;margin-bottom:10px;}
.productlist_div{width:1220px;height:auto;display:flex;margin:auto;justify-content:space-between;}
.product1_div{float:left; width:285px; height:230px; border:solid 1px #e3e3e3;margin:13px 0px 13px 0; background-color:white; border-radius:0px; overflow:hidden;box-shadow:2px 2px 10px #909090;}
.product4_div{float:left; width:280px; height:300px; border:solid 1px #e3e3e3;margin:13px 0px 13px 0; background-color:white; border-radius:10px; overflow:hidden;box-shadow:2px 2px 10px #909090;}
.productname1_div{margin:20px 10px 10px 10px; font-size:20px; font-family:微软雅黑;font-weight:bold; text-align:center;}
.productdescrption_div{height:115px; margin:0 20px 0 20px; line-height:21px;font-size:14px;color:gray;}
.productdownload_div{margin: 10px 0 50px 0;width:130px;height:50px;line-height:50px;text-align:center; margin:auto;font-size:14px;overflow:visible;}
.productdownload_div a{padding:6px 20px 8px 20px;background-color:#1d6faf;color:#fff;text-decoration:none;border:solid 1px lightgray;}
.productdownload_div a:hover{padding:6px 20px 8px 20px; background-color:#0065de;color:white;text-decoration:none;border:solid 1px lightgray;}



.content_div {border:solid 1px #dddddd; width:1200px; height:370px;margin:auto; background-color:#ffffff;margin-top:7px; padding:10px; overflow:hidden;box-shadow:2px 2px 10px #909090;}
.newsdiv {width:583px; height:370px; border-right:dashed 1px #e6e6e6; float:left; padding:0px 10px;font-size:14px;}
.more {float:right; margin-right:10px; font-family:Verdana;}
.newsitemdiv{border-top:solid 1px #e6e6e6; width:583px; height:260px; margin-top:10px;}
.newsul{width:583px; height:56px; overflow:hidden; border-bottom:dashed 1px #e6e6e6; padding:6px 0px;}
.newsli1{width:10px; height:50px;float:left;}
.newsli2{width:570px; height:50px;  line-height:20px; margin:0px; float:left;color:gray;}
.newsimg{margin-top:5px;}
.newsa1:link,.newsa1:visited,.newsa1:active{color:#e00022; text-decoration:none; font-weight:bold;}
.newsa1:hover{color:#e00022; text-decoration:underline; font-weight:bold;}
.newsa2:link,.newsa2:visited,.newsa2:active{color:#333333; text-decoration:none; font-weight:bold;}
.newsa2:hover{color:#e00022; text-decoration:underline; font-weight:bold;}

.pro_div {width:288px; height:370px; border-right:dashed 1px #e6e6e6; float:left; padding:0px 10px;}
.proul{border-top:solid 1px #e6e6e6; width:285px; height:160px; margin-top:10px; padding:10px 0px; overflow:hidden;}
.proli{width:280px; height:21px; line-height:21px; vertical-align:middle;font-size:14px;display:flex;align-items:center;}
.proli a:link,.proli a:visited,.proli a:active{color:#0548ac; text-decoration:none;}
.proli a:hover{color:#0548ac; text-decoration:underline;}
.proimg{margin-right:2px;}

.service_div{width:265px; height:370px; float:left; padding:0px 10px;}
.service_ul{border-top:solid 1px #e6e6e6; width:265px; height:250px; margin-top:10px; padding:10px 0px; line-height:30px; color:#333333; text-align:center;font-size:14px;}
.service_li{height:23px;}