#main{
	position: relative;
	text-align: center;
}

#contents{
	display: inline-block;
	max-width: 100%;
	width: 29em;
	vertical-align: top;
	text-align: left;
}

#main_desc{
	text-align: left;
}

#notice{
	display: inline-block;	
	max-width: 100%;
	width: 32em;
	vertical-align: top;
	text-align: center;
}

#notice img{
	width: 100%;
	border: outset;
	padding: 0;
}

ol.slideshow{
	position: relative;
	margin: 0 auto;
	padding: 0;
	height: auto;
}

ol.slideshow li{
	position: absolute;
	top: 0;
	display:block;
	animation: show 40s linear infinite;
	opacity: 0;

}

ol.slideshow li:nth-of-type(1){
	position: relative;
}

@keyframes show{
	0%{opacity: 0; z-index: 0;}
	1%{opacity: 1; z-index: 1;}
	24%{opacity: 1; z-index: 1;}
	25%{opacity: 0; z-index: 0;}
}

ol.slideshow li:nth-of-type(1){
	animation-delay: 0s;
}
ol.slideshow li:nth-of-type(2){
	animation-delay: 10s;
}
ol.slideshow li:nth-of-type(3){
	animation-delay: 20s;
}
ol.slideshow li:nth-of-type(4){
	animation-delay: 30s;
}

.news{
	display: block;
	margin: 2em auto;
	padding: 1em 0;
	width: calc(100% - 2em);
	text-align:  center;
}

.news ol{
	display: block;
	margin: 1em 0 0 0;
	padding: 0;
	background-color: rgba(255, 255, 255, 0.5);
	width: 100%;
	max-height: 7em;
	list-style-type: none;
	overflow: scroll;
	text-align: left;
}