body, h1, h2, h3, h4, h5, h6, hr, p, blockquote, dl, dt, dd, ul, ol, li, pre, form, fieldset, legend, button, input, textarea, th, td, img {
	margin: 0;
	padding: 0;
}
body, button, input, select, textarea {
	font-size: 12px;
	font-family:"微软雅黑";
	color: #333333;
}
h1, h2, h3, h4, h5, h6 {
	font-size: 100%;
}
em {
	font-style:normal;
}
ul, ol {
	list-style: none;
}
img {
	border:0px;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
}
a {
	text-decoration: none;
	color:#3e3e3e;
}
a:link{ text-decoration:none;}
a:hover {
	color:#ff6b07 !important; text-decoration:none;
	cursor: pointer;
}
.mt20{ margin-top: 20px;}
.f_l{float: left;}
.f_r{float: right;}
.f_c{clear: both;}
.b_n{border: none;}
.t_l{text-align: left;}
.t_c{text-align: center;}
.t_r{text-align: right;}
.auto{margin: 0 auto;}
.w1200{width: 1200px;}
.f12{ font-size:12px;}
.f13{ font-size:13px;}
.f14{ font-size:14px;}
.f16{ font-size:16px;}
.f18{ font-size:18px;}
.f20{ font-size:20px;}
.bs_bg{background: #fff; height: auto; overflow: hidden;}

body{ background: url(body.jpg) center top;}
.nr{ margin: 0 auto; width: 1160px; height: auto; overflow: hidden; padding: 20px; background: #FFFFFF;}