.focus{outline:0}.index_focus{position:relative;height:450px;margin:0 auto;overflow:hidden;text-align:center;z-index:0}.index_focus .bd li{height:450px}.index_focus_post{z-index:10}.index_focus .pic{height:auto;display:block}.index_focus .pic:hover{text-decoration:none}.index_focus .slide_nav{position:absolute;left:47%;bottom:0}.index_focus .slide_nav a{cursor:pointer;float:left;font-size:28px;font-family:Arial,Helvetica,sans-serif;color:#fff;padding:3px 3px}.index_focus .slide_nav li:hover,.index_focus .slide_nav .on{text-decoration:none;color:#ed2d38}.index_focus_pre,.index_focus_next{display:none;position:absolute;top:50%;margin-top:-36px;width:72px;height:72px;text-indent:100%;white-space:nowrap;overflow:hidden;z-index:10;background:url(../images/ico_sliding.png) no-repeat}.index_focus_pre{left:30px;background-position:0 0}.index_focus_pre:hover{background-position:0 -144px}.index_focus_next{right:30px;background-position:0 -72px}.index_focus_next:hover{background-position:0 -216px}