.commands {
	margin: 0 auto;
	width: 80%;
}

.commands .sub td {
	background: #aac;
	padding: 8px 4px;
}

.commands td {
	background: #ccd;
	padding: 2px 4px;
}

.commands td:first-of-type {
	border-right: 2px solid #77a;
}

.commands tr {
	border-bottom: 2px solid #558;
}