*{
	margin:0;
	padding:0;
	}

body{
	width:700px;
	margin:0 auto;
	font-size:12px;
	font-family: "Hiragino Kaku Gothic Pro W3","ヒラギノ角ゴ Pro W3","Osaka","ＭＳ ゴシック";
	background-color:#fff;
	margin-top:10px;
	}

a{
	text-decoration:none;
	}

ul{
	list-style-type:none;
	width:660px;
	margin:0 auto;
	}

li{
	width:55px;
	float:left;
	}

li a{
	display:block;
	padding-top:24px;
	background-image:url(img/shiro.jpg);
	background-repeat:no-repeat;
	background-position:top center;
	text-align:center;
	}

a:hover{
	color:#f00;
	background-image:url(img/aka.jpg);
	}