body{
	background-image : url(https://www.akira-kimura.com/img/ibuki3290.jpg);
}
#all{
	background-color:#aaffff;
	width:510px;
	margin-left:auto;
	margin-right:auto;
}
body h1{
	font-size:1.6em;
	color:#000000;
}
body h2{
	font-size:1.24em;
	color:#0000ff;
}
body h3{
	font-size:1.1em;
	color:#004444;
}
header{
	background-color:#88dddd;
	font-size:0.8em;
	padding:0em 4em 1em 4em;
}
header h1{
	font-size:2em;
	text-align:center;
	color:#004444;
}
header h2{
	font-size:1.4em;
	color:#77ff770;
}
nav#h_nav{
	background-color:#ccccff;
	text-align:center;
}
nav#h_nav a{
	font-size:1.4em;
	padding-left:0.5em;
	padding-right:0.5em;
}
footer{
	background-color:#226688;
	font-size:0.8em;
	text-align:center;
	color:#ffffff;
	padding:1em 4em 0em 4em;
}
footer a{
	text-align:center;
	color:#ffffff;
	padding-right:2em;
}