.nav_wrap{width:100%;height:141px;}
.nav_div{margin:0 auto;width:990px;height:141px;background:url(../Images/top_nav_bg.jpg) no-repeat;}

.nav_div .top_logo .logo_img{display:inline-block;}
.nav_div .top_logo .logo_text{display:inline-block;vertical-align:top;padding-top:30px;width:614px;height:59px;text-align:center;}
.nav_div .top_logo .logo_text h1{font-size:32px;color:#fff;letter-spacing:4px;}
.shoucang_div{padding-top:9px;padding-right:20px;color:#fff;display:inline-block;vertical-align:top;text-align:right;width:160px;height:80px;}
.nav_div .top_logo .logo_img,.nav_div .top_logo .logo_text,.shoucang_div{*display:inline;*zoom:1;} /* 此行为IE6兼容代码, IE6不支持 display:inline-block; 在后面补上此样式, 可处发行内属性*/
.shoucang_div a{color:#fff;}
.shoucang_div a:hover{text-decoration:underline;}
.nav_div .list_li{margin-top:7px;margin-left:42px;}
.nav_div .list_li ul li{float:left;width:100px;height:27px;line-height:27px;text-align:center;background:url(../Images/top_li.gif) no-repeat scroll right center;}
.nav_div .list_li ul li a{color:#fff;font-family:"微软雅黑";font-size:11px;}
.nav_div .list_li ul li a:hover{color:#F66600;}
.nav_div .list_li ul li.list_last{background:none;}

.main_wrap{width:100%;}
.main_div{width:990px;margin:0 auto;}
.main_div .main_left{width:214px;height:739px;background:url(../Images/index_left_bg.jpg) no-repeat;}
.bottom_wrap{width:100%;}
.bottom_div{font-family:"微软雅黑";padding-top:26px;width:990px;height:140px;margin:0 auto;background:url(../Images/bottom_bg.jpg) no-repeat;text-align:center;line-height:220%;color:#fff;}

.company_block{width:214px;height:272px;}
.company_block ul{width:206px;padding-top:56px;padding-left:8px;}
.company_block li{width:190px;height:34px;line-height:34px;background:url(../Images/li_bg.gif) no-repeat;}
.company_block li:hover{background:url(../Images/li_bg_hover.gif) no-repeat;}
.company_block li a{display:block;width:168px;height:34px;color:#333;font-family:"微软雅黑";text-align:center;}
.company_block li a:hover{color:red;}

.news_block{width:214px;height:280px;}
.news_block ul{width:194px;padding-top:86px;padding-left:20px;}
.news_block li{width:150px;height:32px;padding-left:16px;line-height:32px;background:url(../Images/dashed_border_bg.gif) no-repeat;}
.news_block li a{color:#444;font-family:"微软雅黑";}
.news_block li a:hover{color:red;text-decoration:underline;}

.contact_block{width:214px;height:94px;padding-top:90px;}
.contact_block p{padding-left:30px;line-height:20px;font-family:"微软雅黑";}

.roll_div{width:776px;height:260px;}
.content_wrap{width:776px;height:458px;}
.zhanwei_20{background:url(../Images/hr_20.jpg) no-repeat;}

/*  轮播图  */
#auto_pic_div{width:776px;height:260px;overflow:hidden;position:relative;}
#auto_pic_ul{width:776px;height:1300px;position:absolute;left:0;top:0;}
#auto_pic_ul li{width:776px;height:260px;}
#auto_pic_ul li img{width:776px;height:260px;}
#auto_pic_div ol{position:absolute;right:8px;bottom:5px;z-index:2;}
#auto_pic_div ol li{float:left;width:18px;height:18px;border:1px solid rgb(17,136,192);text-align:center;cursor:pointer;margin:3px;font-family:Verdana;line-height:18px;opacity:0.7;filter:alpha(opacity=70);}

.top_tr{height:225px;}
.bottom_tr{height:238px;}

.title_left{width:480px;height:55px;background:url(../Images/title_bg.png) no-repeat;position:relative;}
span.title_span{font-size:14px;font-family:"微软雅黑";font-weight:bold;color:#fa0;line-height:55px;margin-left:90px;}
.content_left{width:480px;height:170px;}
.content_text{width:260px;height:150px;text-indent:2em;line-height:180%;padding:14px 20px 0 20px;color:#666;font-family:Verdana,Arial,Helvetica,sans-serif;}
.content_img{width:180px;height:150px;padding-top:16px;}
img.title_img{width:144px;height:55px;}
a.title_a{width:60px;height:16px;position:absolute;top:34px;right:2px;}

.title_right{width:296px;height:55px;background:url(../Images/title_bg.png) no-repeat;position:relative;/*background:pink;*/}
.content_right{width:296px;height:170px;}

.tech_block{width:296px;height:170px;padding-top:8px;}
.tech_block ul{width:210px;padding-left:40px;}
.tech_block li{width:210px;height:32px;padding-left:16px;line-height:32px;background:url(../Images/dashed_border_bg.gif) no-repeat;}
.tech_block li a{color:#444;font-family:"微软雅黑";}
.tech_block li a:hover{color:red;text-decoration:underline;}

.title_bottom{width:776px;height:55px;background:url(../Images/title_bg.png) no-repeat;position:relative;}
.content_bottom{width:776px;height:180px;}

.roll_main{width:764px;height:168px;border:1px solid #DBF2C6;margin-left:5px;margin-top:8px;overflow:hidden;position:relative;}
.roll_main ul{position:absolute;left:0;top:0;}
.roll_main ul li{float:left;width:140px;height:120px;padding:20px 6px 10px 6px;}
.roll_main .roll_img_div{width:140px;height:100px;}
.roll_main .roll_img_div img{width:138px;height:98px;border:1px solid #ccc;}
.roll_main .roll_img_div img:hover{filter:alpha(opacity=80); opacity:0.8;}
.roll_main .roll_title_div{width:138px;height:40px;line-height:40px;text-align:center;}
.roll_main .roll_title_div a{color:#555;}
.roll_main .roll_title_div a:hover{color:red;text-decoration:underline;}