body {
	font: 14px/1.5em Verdana, Arial, sans-serif;
	width: 500px;
	margin: 0 auto;
}
h1 {
	font-size: 1.7em;
	border-bottom: 1px solid #adadad;
	padding: 15px 0; 
}
h2 {
	font-size: 1.4em;
}
pre {
	background: #edecec;
	padding: 15px;
}
.round {
	height: 80px;
	width: 80px;
	background: #ff6b2c;
	margin-bottom: 30px;
}
.short {
	border-radius: 15px;
}
.expanded {
	border-radius: 15px 15px 5px 5px;
}
.double {
	border-radius: 30px 5px;
}
.top-left-single {
	border-top-left-radius: 15px;
}
.top-left-double-equal {
	border-top-left-radius: 15px 15px;
}
.top-left-double-diff {
	border-top-left-radius: 30px 50px;
}
.top-left-double-diff-2 {
	border-top-left-radius: 50px 30px;