div.Question {
background: lightblue;
margin: 10px;
padding: 10px;
-webkit-border-radius: 10px;
-moz-border-radius: 10px;
border-radius: 10px;
border: 1px solid blue;
}

table.lab {
border-collapse:collapse;
border: 1px solid black;
padding: 2px;
}

table.lab td, table.lab th {
border: 1px solid black;
padding: 2px;
}

div.ModuleSpec {
background: lightgreen;
margin: 10px;
padding: 10px;
border: 1px solid green;
}

pre {
    font-family: Courier New, monospace;
    font-size: small
}

span.verilog {
    font-family: Courier New, monospace;
}

span.file_name {
    font-family: Arial, san serif;
}

div.ModuleSpec td, div.ModuleSpec.tr {
	border: none;
	padding: 2px;
	vertical-align: middle;
}

div.ModuleSpec b {
	display: block;
	font-size: 15pt;
	font-weight: bold;
}

div.IODescription table {
	border-collapse:collapse;
	padding: 2px;
}

div.IODescription td, div.IODescription tr {
	border: 1px solid black;
}