@charset "utf-8";
*{margin:0;padding:0;list-style:none;}
body{font-size:12px;color:#333;}
a{text-decoration:none;color:#333;}
a:hover{text-decoration:underline;color:#000;}
#n{margin:10px auto; width:920px; border:1px solid #CCC;font-size:12px; line-height:30px;}
#n a{ padding:0 4px; color:#333}
/*banner*/
.index_banner_cont{width:100%;position:relative;}
.index_banner_scroll{position:relative;}
.index_banner_scroll div{position:absolute;top:0;left:50%;margin-left:-950px;z-index:0;}
.banner_btn{width:196px;height:46px;position:absolute;top:45px;right:50%;margin-right:-593px;z-index:10;}
.banner_list{height:46px;position:absolute;top:0;}
.banner_list span{width:53px;height:2px;background-color:#fff;margin:0 6px;display:inline-block;float:left;cursor:pointer;}
.banner_list span.current{background-color:#333;}
.banner_span{display:none;position:absolute;top:0;height:46px;}
.banner_span a{width:49px;height:42px;opacity:0.5;-ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity=50)";filter:alpha(opacity=50);-moz-opacity:0.5;-khtml-opacity:0.5;background-color:#fff;display:inline-block;margin:0 6px;float:left;padding:2px;overflow:hidden;}
.banner_span a.current{opacity:1;-ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity=100)";filter:alpha(opacity=100);-moz-opacity:1;-khtml-opacity:1;}
.index-banner{ position:relative;overflow:hidden;height:421px;}
.index-btn{width:1179px;height:40px;margin:-40px auto 0 auto;background:url(../images/index-btnbg.png) repeat;z-index:100;}
.index-btn span {height:40px;float:left;border-right:1px solid #a7a7a7;color:#fff;line-height:40px;cursor:pointer;}
.index-btn a{ background:url(../images/iebg.gif) repeat scroll;_position:relative;display:block;float:left;height:40px;line-height:200px;margin-top:-39px;width:294px;}
.index-btn span.cur,.index-btn span.cur1{background-color:#31bdeb;}
.btn1{width:179px;background:url(../images/btn1.png) no-repeat 80px center;padding-left:115px;}
.btn2{width:159px;background:url(../images/btn4.png) no-repeat 105px center;padding-left:135px;}
.btn3{width:164px;background:url(../images/btn3.png) no-repeat 100px center;padding-left:130px;}
.btn4{width:164px;background:url(../images/btn2.png) no-repeat 100px center;padding-left:130px;}
.browser{ position:absolute;bottom:0;left:50%;margin-left:-590px;z-index:100;}
.index_menu{width:1180px;position:absolute;bottom:40px;left:50%;margin-left:-590px;z-index:101;}
.index_menu_item{width:257px;padding:20px 19px 0 19px;background-color:#fff;}
.index_menu_item div{padding:25px 0;}
.index_menu_item div a{width:123px;padding-left:5px;float:left;line-height:27px;font-family:"Microsoft YaHei";font-size:14px;}
.index_menu_item div img{width:258px;height:112px;}
.menuItem1{position:absolute;left:0;top:0;}
.menuItem2{position:absolute;left:295px;top:0;}
.menuItem3{position:absolute;left:590px;top:0;}
.menuItem4{position:absolute;left:884px;top:0;}