@charset "utf-8";


/*CSSスライドショー設定
---------------------------------------------------------------------------*/
/*１枚目*/
@keyframes slide1 {
	0% {opacity: 0;}
	10% {opacity: 1;}
	35% {opacity: 1;}
	45% {opacity: 0;}
	100% {opacity: 0;}
}
/*２枚目*/
@keyframes slide2 {
	0% {opacity: 0;}
	25% {opacity: 0;}
	35% {opacity: 1;}
	60% {opacity: 1;}
	70% {opacity: 0;}
	100% {opacity: 0;}
}
/*mainimg
---------------------------------------------------------------------------*/
#mainimg {
	clear: left;
	width: 100%;
	height: min(62vw, 680px);
	min-height: 560px;
	position: relative;
	overflow: hidden;
}
.slide1,.slide2 {
	animation-duration: 15s;	/*アニメーションを実行する時間。「s」は秒の事。*/
	animation-iteration-count:infinite;
	position: absolute;left:0px;top:0px;width: 100%;height: 100%;
	animation-fill-mode: both;	/*アニメーションの待機中は最初のキーフレームを維持、終了後は最後のキーフレームを維持。*/
	animation-delay: 2s;		/*出現するタイミング（秒後）*/
}
.slide0 {
	position: relative;width: 100%;height: 100%;z-index: 0;
}
#mainimg picture {
	display: block;
}
#mainimg picture img,
#mainimg > img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}
.slide1 {
	animation-name: slide1;
}
.slide2 {
	animation-name: slide2;
}

@media screen and (max-width:800px){
	#mainimg {
		height: 640px;
		min-height: 640px;
	}
}

@media screen and (max-width:480px){
	#mainimg {
		height: 590px;
		min-height: 590px;
	}
}