table {
	width: 400px;
	clear: both;
	margin-left: auto;
	margin-right: auto;
	border: 1px solid gray;
	background-color: #D7F2F2;
}

div.login {
	width: 400px;
	clear: both;
	margin-left: auto;
	margin-right: auto;
}

div.years {
}

td {
	padding: 10px 10px;
}

.input_btn {
	text-align: center;
	clear: both;
	margin-left: auto;
	margin-right: auto;
	margin-top: 10px;
}

input.student_no {
	width: 200px;
}

input.password {
	width: 200px;
}

div.comment {
	width: 400px;
	margin-left: auto;
	margin-right: auto;
	margin-top: 10px;
	text-align: left;
	font-size: 12px;
	color: blue;
}