@charset "utf-8";

/* CSS Document */
body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, input, p,button, blockquote, th, td { margin:0; padding:0;}
fieldset, img{ border:0; display:block;}
ol, ul { list-style:none; }
em { font-style:normal; }
input, button, select, textarea { outline:none; }


.div_header{
	margin:0 auto;
	background-color: #f00;
	height:100px;
	background: url(../images/upgrade2.1/header.jpg) center top no-repeat;
}
.div_main{
	padding:30px 20px;
	margin-top:20px;
	box-sizing:border-box;
}
.div_main p{
	font:20px/34px "微软雅黑";
	color:#333;
	margin:20px 0 60px  0;
}
.div_mainTitle{
	margin-bottom: 20px;
}
.div_mainTitle span{
	display: inline-block;
	width:auto;
	height:40px;
	padding:0 20px;
	font:20px/40px "微软雅黑";
	color:#fff;
	background-color: #387c2d;
	margin-left: 10px;
}
.div_mainTitle s{
	display: block;
	width:100%;
	height:1px;
	background-color: #387c2d;
}
.div_content{
	margin:10px 0 20px 0;
}
.div_content h2{
	font:22px/34px "微软雅黑";
	color:#387c2d;
	padding-left: 10px;
}
.div_content h3{
	font:20px/28px "微软雅黑";
	color:#387c2d;
	padding-left: 20px;
}
.div_content img{
	display: block;
	margin:20px auto;
}
.div_backToTop{
	width:60px;
	height:60px;
	background-color: #387c2d;
	position: fixed;
	bottom: 50px;
	right:20px;
}
.div_backToTop:hover{
	background-color: #389828;
}
#a_backTop{
	display: block;
	width:100%;
	height:100%;
	background: url(../images/upgrade2.1/backtop.png) center center no-repeat;
}