body {
	font-family: "ＭＳ Ｐゴシック", Osaka, "ヒラギノ角ゴ Pro W3";
	font-size: 12px;
	background-color: #29040c;
}

img {
    float:left;
}

#wrapper {
    width:816px;
	margin:0 auto;
}

#btn li {
    margin:0;
	padding:0;
	width:351px;
	height:23px;
	list-style:none;	
}
#btn li#btn01 a {
	background-image: url(../n_images/niji_06.gif);
	background-repeat: no-repeat;
	width:351px;
	height:23px;
	text-indent:-10000px;
	display: block;
}

#btn li#btn01 a:hover {
	background-image: url(../n_images/niji_on.gif);
	background-repeat: no-repeat;
	width:438px;
	height:43px;	
	text-indent:-10000px;
	display: block;	
}