*:not(pre, code, xmp) {			
	font-family: "Helvetica Neue","Helvetica","Arial",sans-serif;
	box-sizing: border-box;
}
body {
	margin: 0;
	padding: 0;
	line-height: 1.5;
}
li {
	list-style: none;
}
a {
	text-decoration: none;
}
#header a {
	color: white;
}
#body a {
	color: #828282;
}
#header {
	background-color: #333;
	color: white;
	text-align: center;
}
#body {
	width: 684px;
	margin: 0 auto;
	margin-top: 20px;
}
#body h1 {
	margin: 10px 0;
	border-bottom: 1px solid #eee;
}
#body .rail {
	width: 100%;
	white-space: nowrap;
	overflow-x: auto;
}
.block0 {
	background-color: #80ff80;
}
.block {
	display: inline-block;
	text-align: center;
	border: 1px solid black;
	vertical-align: middle;
}
.block.num32 {
	width: 10%;
	min-width: 60px;
}
.block.num32 .offset{
	font-size: 50%;
}
.block.num64, .block.num32f {
	width: 18%;
	min-width: 108px;
}
.block.num64 .offset, .block.num32f .offset {
	font-size: 50%;
}
.block.arrow {
	width: 5%;
	background-color: #ccc;
}
@media only screen and (max-width: 760px) {
	#body {
		width: 90%;
	}
}