/* 头部底部CSS */


/* 头部开始 */
.top{
	width:1000px;height:195px;
	overflow:hidden;
	margin:0 auto;
	}
.top1{ margin:55px 0 0 0px;}
.top2{
	width:740px;height:auto;
	overflow:hidden;
	}
.top2a{
	width:740px;height:20px; line-height:20px;
	overflow:hidden;
	text-align:right;
	margin-top:55px;
	color:#666;
	}
.top2a a{color:#666;}
.top2b{
	width:740px;height:55px;
	overflow:hidden;
	text-align:right;
	}
.top2b img{ margin-top:10px;}
.nav{
	width:auto;height:34px;
	overflow:hidden;
	}
.nav a{
	width:auto;height:34px;
	overflow:hidden;
	display:block;
	float:left;
	margin-left:20px;
	}
/* banner */
.ban{
  width:100%;
  height:480px;
  overflow:hidden;
  margin:0px auto;
  }
.main_banner1{
  background:url(../images/ban1.jpg) no-repeat center top;
  }
.slider{
  width:1200px;
  height:156px;
  margin:150px auto 0;
  position:relative;
  }
.slider_menu{
  width:79px;
  height:156px;
  position:absolute;
  cursor:pointer;
  top:0;
  }
.slider_menuleft{
  background:url(../images/rotaleft.png) no-repeat;
  left:0px;
  }
.slider_menuleft:hover{
  background:url(../images/on_rotaleft.png) no-repeat;
  }
.slider_menuright{
  background:url(../images/rotaright.png) no-repeat;
  right:0px;
  }
.slider_menuright:hover{
  background:url(../images/on_rotaright.png) no-repeat;
  }
.slider_menubar {
	height: 156px;
	display: block;
}
/* banner */
/* 头部结束 */

/* 底部开始  */
.f12{
	width:100%;height:180px;
	overflow:hidden;
	margin:0px auto;
	border-top:1px solid #e5e5e5;
	}
.f12_{
	width:980px;height:180px;
	overflow:hidden;
	margin:0px auto;
	background:url(../images/f_img1.png) no-repeat 28px 36px;
	}
.f1{
	width:490px;height:auto;
	overflow:hidden;
	margin:36px 0 0 188px;
	}
.f1 p{ height:18px; line-height:18px; color:#3f3f32;}
p.f1a{ margin-top:2px;}
p.f1a span{ font-size:16px; font-weight:bold; font-family:Arial;}
p.f1b span{ text-decoration:underline;}
.f2{
	width:302px;height:180px;
	overflow:hidden;
	background:url(../images/f_img2.png) no-repeat 50% 16px;
	}
.sou{
	width:302px;height:180px;
	overflow:hidden;
	margin-top:90px;
	}
.sou1{
	width:260px; height:37px; line-height:37px;
	overflow:hidden;
	border:none;
	text-indent:10px;
	background:url(../images/sou1.png) no-repeat right top;
	color:#3f3f32; font-size:14px; font-weight:bold;
	}
.sou2{
	width:42px; height:37px;
	overflow:hidden;
	border:none;
	background:url(../images/sou2.png) no-repeat right top;
	cursor:pointer;
	}
.f3{
	width:100%;height:95px;
	overflow:hidden;
	margin:0px auto;
	border-top:1px solid #e5e5e5;
	}
.f3_{
	width:980px;height:auto; line-height:22px;
	overflow:hidden;
	margin:20px auto 0;
	content:#333;
	}
.f3_ a{color:#333;}
.f3_ a:hover{ text-decoration:underline; color:#333;}

/* 底部结束 */