.tbb {
	max-width: 90%;
	width: 600px;
	margin: 40px auto 100px;
}

.tbb th{
	width: 200px;
	padding: 20px;
	border: 2px solid #ccc;
	background: #f1f1f1;
	font-weight: bold;
}

.tbb td{
	width: 400px;
	padding: 15px;
	background: rgba(240,240,240,0.4);
	border: 2px solid #ccc;
}