[Yurij]

Originally Posted by toolexperts

Does anyone know what css controls this?

Responsible this CSS code by default.

PHP Code:

/*
    Tab mechanism
*/
.Tab {
    BACKGROUND-COLOR: #FFD44C;
    FONT-WEIGHT: bold;
    TEXT-TRANSFORM: uppercase;
    WIDTH: 85px;
    HEIGHT: 30px;
    TEXT-ALIGN: center;
}
.TabTop {
    HEIGHT: 5px;
    BACKGROUND-COLOR: #FFD44C;
}
TD.TabLeftSide {
    WIDTH: 9px;
    BACKGROUND-IMAGE: url(images/tab_l.gif);
}
TD.TabRightSide {
    WIDTH: 9px;
    BACKGROUND-IMAGE: url(images/tab_r.gif);
}
TD.TabLeftCorner {
    WIDTH: 9px;
    HEIGHT: 9px;
    BACKGROUND-IMAGE: url(images/tab_c1.gif);
}
TD.TabRightCorner {
    WIDTH: 9px;
    HEIGHT: 9px;
    BACKGROUND-IMAGE: url(images/tab_c2.gif);
}
TD.TabCenter {
    HEIGHT: 9px;
    BACKGROUND-IMAGE: url(images/tab_b.gif);
}
IMG.TabCorner {
    WIDTH: 9px;
    HEIGHT: 9px;
}
IMG.TabSide {
    WIDTH: 9px;
    HEIGHT: 1px;
} 


and this tempalte: "skin1/customer/top_menu.tpl" and "skin1/customer/tab.tpl"