body {
	font-family: Arial, sans-serif;
	padding: 20px;
}
#controls button {
	margin: 5px;
}
#editTable {
	width: 100%;
	border-collapse: collapse;
	margin-top: 20px;
}
#editTable th, #editTable td {
	border: 1px solid #ccc;
	padding: 8px;
	text-align: left;
}
#editTable tr.selected {
	background-color: #fdd;
}

#editTable th:first-child,
#editTable td:first-child {
	width: 150px;
}

/* 新規追加: 通り過ぎた行のハイライト */
#editTable tr.played {
	background-color: #dff0d8;
}

footer {
	position: fixed;
	bottom: 0;
	width: 100%;
	background-color: #f8f9fa; /* Bootstrap のライトグレー */
	padding: 10px 0;
	text-align: center;
}