[Navigation Bar Item]
.navigation_bar ul li span {
    border;
    background;
    padding;
    margin;
}

[Navigation Bar Item Hovered]
.navigation_bar ul li span:hover {
    border;
    background;
}

[Navigation Bar Item Text]
.navigation_bar ul li span a {
    text;
}

[Navigation Bar Item Text Hovered]
.navigation_bar ul li span a:hover {
    text;
}

[Navigation Bar Empty]
.navigation_bar.empty p {
    padding;
    text;
}