body {
	font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
	background-color: lightblue; /* 背景色をlightblueに変更 */
	margin: 0;
	padding: 0;
	display: flex;
	justify-content: center;
	align-items: center;
	font-size:18px;
}



div#main {
	background-color: #fff;
	padding: 30px 50px 80px 50px;
	border-radius: 8px;
	box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
	max-width: 800px;
	width: 80%;
	margin: 10px 0px;
}

div#menu {
	width:100%;
	text-align:center;
	margin-top:30px;
}

form{
	margin: 30px 10%;
}


a { color: #444499; }
a:visited { color: #444499; }
a:hover { color: #fff; background-color:#005ab3; }

h1 {
	text-align: center;
	color: #cc0000;
}

h2 {
	text-align: center;
	color: #333;
}

label {
	display: block;
	margin: 15px 0 5px;
	font-weight: bold;
	color: #555;
}

input, select {
	width: 400px;
	padding: 10px;
	margin-bottom: 15px;
	box-sizing: border-box;
	border: 1px solid #ccc;
	border-radius: 4px;
}

textarea {
		width: 600px;
		resize: vertical;
}

button {
	background-color: #4caf50;
	color: #fff;
	padding: 12px 20px;
	border: none;
	border-radius: 4px;
	cursor: pointer;
	width: 150px;
	display: inline-block;
}

button:hover {
	background-color: #45a049;
}


table{
  border-collapse:collapse;
  margin:0 auto;
}
th{
  color:#005ab3;
}
td{
  border-bottom:1px dashed #999;
}
th,tr:last-child td{
  border-bottom:2px solid #005ab3;
}
td,th{
  padding:10px;
}



@media screen and (max-width: 767px) {
  body { font-size: 12px; }
  a { font-size: 12px; }
  th { font-size: 12px; }
  td { font-size: 12px; }
	div#main {
		padding: 10px;
		background-color: #fff;
		border-radius: 8px;
		box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
		width: 100%;
		margin: 10px 0px;
	}
	form{
		margin: 0px 0%;
	}
	td,th{
  padding:0px;
}
}