Ciao.

Perchè in questo foglio di stile non vedo il bordo inferiore ?


codice:
#tab {
	PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 10px auto 0px; WIDTH: 700; PADDING-TOP: 0px; HEIGHT: 20px
}
#tab-nav {
	PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 3px; MARGIN: 0.1em 0px 0px; FONT: 12px Verdana; PADDING-TOP: 3px
}
#tab-nav LI {
	DISPLAY: inline; MARGIN: 0px; LIST-STYLE-TYPE: none
}
#tab-nav LI A {
	BORDER-RIGHT: #778 1px solid; PADDING-RIGHT: 0.3em; BORDER-TOP: #778 1px solid; PADDING-LEFT: 0.3em; PADDING-BOTTOM: 3px; MARGIN-LEFT: 2px; BORDER-LEFT: #778 1px solid; PADDING-TOP: 3px; BORDER-BOTTOM: #778 1px; BACKGROUND-COLOR: #f0f0f0
}
#tab-nav LI A:link {
	COLOR: navy
}
#tab-nav LI A:visited {
	COLOR: navy
}