@charset "UTF-8";
/* ==========================
     RYU'S ROOM 表示用
          三宅龍太郞 2017
   2022-10-10 レスポンシブ対応
   ========================== */

	:root {
		--B: rgba(0,0,0,.8);
	}
	h1 {
		margin: .5em auto 0;
		padding: 0;
		max-width: 100%;
		width: 31.8125rem;	/* 509px; */
		aspect-ratio: 509/109;
		color: inherit;
		background: #fff url('../image/banner/Ryus_Title.webp') no-repeat 0/contain;
		/* 2000 年制作のタイトルを使用 */
		/* background-image: url('../image/banner/Ryus_Title.GIF'); */
		/* border: thin outset; */
		border: 1px solid;
		border-color: #ccc #999 #999 #ccc;
		border-radius: 7px;
	}
	h1 > a[href] {
		display: block;
		width: 100%;
		height: 100%;
		border-radius: 7px;
	}
	h1 > a[href] > span {
		visibility: hidden;
	}

@media (min-width: 480px) {

	h1 {
		margin-top: -.65em;
	}

}

@media (min-width: 480px) and (prefers-color-scheme: dark) {

	html, body {
		background-image: none;
	}

}