.source{
	border-style: solid;
	border-width: thin;
	padding: 15px;
	margin-left: 10px;
	margin-bottom: 20px;
	margin-top: 1px;
	width: 640px;
}

.waku	{
	border-style: solid;
	border-width: thin;
	border-color: gray;
	padding: 15px;
	margin: 20px;
	width: 640px;
}

.lnum{
	width: 2em; 
	ime-mode: disabled;
	text-align: right;
}