body {
	background:#e45b07bf;
}
ul {
	padding: 0;
	list-style-type: none;
}
h2 {
	border-bottom: 2px solid black;
}
.center {
	text-align: center;
}
.big {
	font-size: 150%;
	font-weight: 1000;
}
#wrap {
	width: 1000px;
	margin: auto;
}
#main {
	display: flex;
}
#left, #right {
	width: 20%;
	background: wheat;
}
#center {
	width: 60%;
	background: white;
}
#left, #right, #center {
	float: left;
}
#head {
	background: tan;
	color: white;
}
#head, #left, #center, #right {
	padding: 20px;
	box-sizing: border-box;
}
#yome {
	display: block;
	margin: auto;
}
#calendar {
	width: 100%;
	border: 1px solid #000;
	border-collapse: collapse;
	text-align: center;
	font-size: 80%;
	table-layout: fixed;
}
#calendar th {
	background: #ccc;
	white-space: nowrap;
}
#calendar td {
	border: 1px solid #000;
	background: #fff;
	height: 1lh;
}
#calendar td:first-child {
	background: #fcc;
}
#calendar td:last-child {
	background: #ccf;
}