#right_all{ width:721px; height:auto; margin-left:auto;  margin-right:auto;}
#yanfa_top{ background-image:url(../images/yftp.jpg); width:721px; height:77px;}
#yanfa_content{ margin-top:30px; width:721px; height:auto;}

.list{ width:665px;  height:auto;  list-style:none; margin:10px 10px 10px 35px ; position: relative;}
.listli1{width:auto;  height:auto; color:#71600E; font-size:20px; border-bottom:1px dotted #71600E; font-weight:bold; float:left;}
.listli2{width:665px;  height:auto; color:#666; font-size:12px; line-height:24px; float:left;}

#tech_top{ background-image:url(../images/biaotijishuzhongxin.jpg); width:721px; height:77px;}
#daohang{ float:right;  margin-right:23px; margin-top:50px; font-family:宋体; font-size:14px;}
#tech_content{ margin-top:30px; width:721px; height:auto;}
#tech_left{ float:left; width:350px; height:401px;}
#tech_right{ float:left; width:350px; height:400px;}
.tech_img{ margin-top:20px; margin-left:40px; width:252px; height:106px;}
.tech_text{ margin-top:20px; margin-left:35px; width:306px; height:106px; border-bottom-style:solid;border-bottom-color:#999;border-bottom-width:1px;}