.proshow { clear:both;}
.proshow .pro_title { float:left; width:15%;}
.proshow .pro_title a { display:block; width:110px; height:35px;}
.proshow .pro_nav { float:right; width:85%;}
/* tabbtn */
.tabbtn{height:30px;background:url(images/tabbg.gif) repeat-x; padding-left:40%;}
.tabbtn li{float:left;position:relative;}
.tabbtn li a{display:block;height:33px;line-height:33px;overflow:hidden;text-align:center;font-size:14px;cursor:pointer; color:#343434; font-family:微软雅黑; background:url(../images/yuan.jpg) no-repeat; padding-left:20px; background-position:1px; margin-right:25px;}
/* tabcon */
.tabcon{position:relative;/*必要元素*/overflow:hidden; width:1000px; clear:both;}
.tabcon .subbox{position:absolute;/*必要元素*/left:0;top:0;}
.tabcon .sublist{padding:5px 10px;height:170px;}