/* reset */
* {
	margin: 0;
  padding: 0;
  box-sizing:  border-box;
}
/* top layout */
html {
  height: 100%;
}
body {
	height: 100%;
	max-width: 60rem;
	margin: 0 auto;
	position: relative;
}
footer {
	height: 2.5rem;
}

/* appearance */
html {
	background-color: #fff;
	color: #333;
 }
 header {
	 padding: 0 2rem;
	 line-height: 3rem;
 }
 a:hover {
	cursor: pointer;
	text-decoration: underline;
}
header h1, header h1 a {
	 display: inline-block;
	 color: #2b9dd3;
	 font-size: 1.5rem;
 }
 header h2 {
	 display: inline-block;
	 color: #003d73;
	 font-size: 1.2rem;
	 margin-left: 5%;
 }
 nav li {
	 display: inline-block;
	 list-style: none;
	 margin: 0 0.1rem;
 }
 footer {
	 padding: 0.3rem 0.5rem;
	 color: #666;
	 text-align: center;
 }
 footer nav {
	 display: inline-block;
 }
 footer nav a {
	 font-weight: bold;
	 color: #666;
	 text-decoration: none;
 }
 a, .link {
	border: none;
	text-decoration: none;
	color: #00f;
	background-color: transparent;
}
article {
	margin: 1em 0 2em 0;
}
article p {
	margin: 0.5em;
	line-height: 1.6em;
}
article ul {
	margin: 1em 2em;
}
article h1 {
	margin: 0.5em;
}
article.summary {
	margin: 0 0.5em;
	padding: 1em 5%;
	font-size: 1.1em;

}
article.notice {
	font-size: 1.2em;
	text-align: center;
	border: 2px dotted #ccc;
	border-radius: 1em;
	margin: 2em;
	padding: 2em 1em;
}
@media (max-width: 520px) {
	article.summary {
		padding: 0.5em 5%;
	}
}