.lt
{
	text-align:left;
	vertical-align:top;
}
.ct
{
	text-align:center;
	vertical-align:top;
}
.rt
{
	text-align:right;
	vertical-align:top;
}
.lm
{
	text-align:left;
	vertical-align:middle;
}
.cm
{
	text-align:center;
	vertical-align:middle;
}
.rm
{
	text-align:right;
	vertical-align:middle;
}