@charset "utf-8";
/* CSS Document */
#menu{background:url(../img/menu_bg.gif) repeat-x;height:73px;width:900px; margin-left:15px; text-align:center;position:relative;}
#xia_heibai{ width:248px; height:191px; background:url(../img/rt_xue_02.gif) no-repeat;}
#activeleft{ width:627px; height:auto; float:left;}
#active_cont1{ width:607px; height:88px; margin-top:30px;border:1px solid #ccc; text-align:left; line-height:150%; padding-left:20px;}
#active_cont2{ width:627px; height:600px; border:1px solid #ccc;}
#ac_nav{ width:630px; height:27px; background:url(../img/tiao_left_2.gif) no-repeat; line-height:27px; vertical-align:middle; text-align:left; font-size:14px; font-weight:bold; padding-left:20px;}
#ac_nav_1{ width:638px; height:307px; margin-top:10px; text-align:left; line-height:230%; margin-left:25px; font-size:14px;}
#ac_nav_1 li{ list-style-type:disc;}
#ac_nav_1 li a:link,#ac_nav_1 li a:visited{ text-decoration:none; color:#000;}
#ac_nav_1 li a:hover{ text-decoration:underline; color:#ff0000;}
#rightcontenner{ margin-top:-10px; margin-left:-15px;}
.cont1_fon1{ font-size:15px; font-weight:bold; margin-top:30px; } 
.case{ border-bottom:1px solid #ccc;}
.span_font{font-size:12px; font-weight:bold;}
#case_content{ width:640px; height:auto; float:left; text-align:left; margin-left:5px;line-height:200%; margin-top:20px;}