html, body, h2, p,h3,  ul, li {
	margin: 0;
	padding: 0;
	
}
section {
	display: block;
}
body {
	line-height: 1;
}
body {
	font-size:62.5%;
	font-family: "Microsoft Yahei", Tahoma, Helvetica, Arial, sans-serif;
}
h3 {
	font-size:2.3em;
}
p {
	font-size:1.9em;
	padding:0.4em 0 0.4em 0;
}
a.twitter img {
	border-radius:50%;
	float:left;
	border:1px solid #bbb;
	padding:0.1em;
	background:#FFF;
}
header {
	padding-bottom:5em;
}
.scroll {
	position:relative;
	font-size:1.3em;
	margin-top:20px;
	display:inline-block;

}
.scroll:hover {
	text-decoration:none;
}

.scroll:after {
	content:'';
	width:40px;
	height:40px;
	position:absolute;
	top:40px;
	margin:auto;
	top:50px;
	right:0;
	bottom:0;
	left:0;
	-webkit-animation:3s arrow infinite ease;
	animation:3s arrow infinite ease;
}

.scroll:after {
	border-right:2px solid #FFF;
	border-bottom:2px solid #FFF;
	-ms-transform:rotate(45deg);
	-webkit-transform:rotate(45deg);
	transform:rotate(45deg);
	
}
.tagline {

	font-size:2.3em;
	letter-spacing:0.02em;
	padding:0;
}
.tagline a{text-decoration:underline;}

.home {
	background: url(../img/bnbm_01.png);
	text-align:center;
	
}

.overview {
	background:#FFFFFF;
	

}
.configuration {
	background:#FFFFFF;
	
}
.options {
	background:#ec8200;
	background:hsl(28,100%,52%);
}
.methods {
	background:#64a0d4;
	background:hsl(200,60%,55%);
}
.inner {
	width:960px;
	margin:0 auto;
}
pre {
	background:rgba(0,0,0,0.2);
	padding:2em 0 2em 0;
	font-size:2.1em;
	margin-top:0.7em;
}
@-webkit-keyframes arrow {
	0%,100% {
		top:50px;
	}
	50% {
		top:80px;
	}
}
@keyframes arrow {
	0%,100% {
		top:50px;
	}
	50% {
		top:80px;
	}
}
#carbonads {
	width:330px;
	margin:20px auto;
	font-size:1.3em;
	line-height:1.4;
	border:1px solid rgba(255,255,255,0.3);
	overflow: hidden;
	border-radius:8px;
	padding:10px 0 10px 10px;
}
#carbonads a {
	float:left;
	text-align: left;
}
#carbonads .carbon-text {
	width:180px;
}
#carbonads .carbon-poweredby {
	margin-top:7px;
}
#carbonads .carbon-text,
#carbonads .carbon-poweredby {
	padding:0 9px;
}
@media (max-width:960px) {
	.inner {
		width:100%;

	}
	h1,h2,h3,p,pre,dl {
		margin-left:30px;
		margin-right:30px;
	}
}