#header{
position; relative;
}
#logo_1{
	z-index:2;
	position : absolute;
	top : 60px;
	left :50%;
	margin-left : -440px;
	}
#note_1{
	position : absolute;
	top : 440px;
	left :50%;
	margin-left : 10px;
	font-weight: bold;
	color: #ffffff;
	}
#honbun{
	position : relative;
	top: -6px;
	left :50%;
	margin-left : -440px;
	}
.slideshow{
	width: 900px;
	height: 153px;
	margin: 0 auto 15px auto;
	float: left;
	position: relative;
	}
.slideshow img{
	position: absolute;
	top; 0px;
	left: 0px;
	width: 900px;
	border: 1px solid #000000;
	}
.slideshow img.alt{
	display: none;
	}