* {
	margin:0;
	padding:0;
}
#topanimation {
	background-color: rgb(250, 224, 224);/*背景色*/	
	background-image: url(../image/arukunecco.gif);/*掲載したい画像（gifアニメでなくても可*/
	background-repeat: no-repeat;
	background-position: center center;
	background-size: 20%;
	
	position:fixed;
	top:0;
	left:0;
	width: 100%;
	height: 100vh;
	z-index: 100;
}