* {
	box-sizing: border-box;
}

html {
	height: 100%;
}

html, body {
	margin: 0;
	padding: 0;
	background: #111;
	display: flex;
	justify-content: center;
	align-items: center;
	height: 100%;
	min-height: 100vh;
	overflow: hidden;
	font-family: -apple-system, "Hiragino Sans", "Yu Gothic", Meiryo, Arial, sans-serif;
	touch-action: manipulation;
}

#game-wrap {
	position: relative;
	width: min(360px, 100vw, calc(100vh * 360 / 500));
	width: min(360px, 100vw, calc(100dvh * 360 / 500));
	aspect-ratio: 360 / 500;
	margin: auto;
	background: #241a4a;
	border-radius: 12px;
	overflow: hidden;
	box-shadow: 0 10px 30px rgba(0,0,0,0.6);
	user-select: none;
	-webkit-user-select: none;
}

#game {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	display: block;
	touch-action: none;
}