*{ margin:0; padding:0; color:#000; }
div{ margin-left:auto; margin-right:auto; text-align:center; font-size:12px; }
ul,li{ list-style:none; }
img{ border:none; }
a{ font-size:12px; text-decoration:none; }
.cL,.left{ float:left; }
.cR,.right{ float:right; }
.ot:after{ content:""; height:0; visibility:hidden; clear:both; display:block; }


.head_logo{ width:1000px; height:65px; margin-top:12px; }
.head_logo .logo{ float:left; }
.head_logo .logo a{ float:left; }

.head_nav_wrap{ width:100%; height:31px; background:url(../images/intro_nav_bg.jpg) repeat-x;  }
.head_nav{ width:960px; margin:auto; }
.head_nav li{ padding:0 30px 0 30px; display:inline; margin:7px 0 0 0; float:left; background:url(../images/intro_head_nav_li_bg.jpg) no-repeat right; }
.head_nav li a{ font-weight:bold; font-size:14px; color:#fff; }
.head_nav li.end{ background:none; }

.head_banner{ width:100%; height:242px; background:#52656f url(../images/intro_06.jpg) no-repeat center; }

.main_wrap{ width:960px; margin-top:36px; }
.left_nav{ width:180px; float:left; margin-top:22px; }
.left_nav li{ width:180px; height:36px; padding-top:20px; border-bottom:1px solid #d4d4d4; }
.left_nav li.hover a{  color:#010000; background:url(../images/intro_dot_000.gif) no-repeat left 50%; font-weight:bold; }
.left_nav li a{ font-size:14px;  background:url(../images/intro_dot_6e6e6e.gif) no-repeat left 50%; color:#6e6e6e; padding-left:12px; }
.left_nav li a:hover{ color:#010000; background:url(../images/intro_dot_000.gif) no-repeat left 50%; font-weight:bold; }

.right_content{ width:700px; float:right; }
.right_content .title{ width:100%; height:46px; border-bottom:1px dashed #d4d4d4; text-align:left; font-size:30px; font-weight:bold; font-family:"\5FAE\8F6F\96C5\9ED1"; }
.right_content .content{ text-align:left; margin-top:60px; line-height:30px; letter-spacing:1px; font-size:14px; color:#000; }
.right_content .content p{ text-indent:24px; margin-top:24px; }


.footer{ width:100%; height:130px; margin-top:35px; line-height:20px; background:#f6f6f6 url(../images/intro_footer_bg.jpg) repeat-x top; }
.footer .link{ width:960px; padding-top:25px; }
.footer .link a{ color:#000; margin-left:22px; }
.footer .copyright{ width:960px; color:#000; margin-top:4px;  line-height:30px;  }

.friend{ width:736px; float:left; }
.friend li{ width:120px; height:35px; float:left; margin:18px 18px 0 0; border:1px solid #ccc; text-align:center; padding-top:4px; }