p img, li img, td img
	{vertical-align: middle;}

p
	{line-height: 1.7;
	margin-top: 1em;
	clear: both;}
	
ol, ul
	{margin-top: 0;
	padding-top: 0;}
	
ol li
	{list-style-type: upper-roman;}

td
	{vertical-align: top;}

td.caption
	{font-size: 83%;
	font-style: italic;
	text-align: center;}
	
th
	{font-weight: bold;}
	
table#lessonnav
	{width: 100%}
	
table.graph
	{margin-left: 2em;}
	
.ownline
	{display: block;
	margin-left: auto;
	margin-top: 0;
	margin-right: auto;
	margin-bottom: 0;
	padding: 0;}
	
.nospace
	{margin: 0;
	padding: 0;}
	
table.cellshavepadding td, table.cellshavepadding th
	{padding: 0.35em;}
	
table.centerimages tr td img, .center
	{display: block;
	margin-left: auto;
	margin-right: auto;}