#tetracase {
	HEIGHT: 160px; OVERFLOW: hidden; POSITION: relative; WIDTH: 160px
}
#tetracase A {
	FONT-SIZE: 120%; FONT-WEIGHT: bold
}
.tetradiv {
	HEIGHT: 160px; LEFT: 0px; OVERFLOW: hidden; POSITION: absolute; TOP: 160px; WIDTH: 160px
}