From Meta, a Wikimedia project coordination wiki
.wmcee-menu {
list-style-type: none;
display: block;
color: #FFFFFF;
font-family:Georgia, Palatino, Palatino Linotype, Times, Times New Roman, serif;
margin:1em auto;
}
.wmcee-menu li {
display: inline-block;
margin-left: 0.5ex;
}
.wmcee-menu li .label {
white-space: nowrap;
padding: .5em;
color: #767676;
background: #20f233;
}
.wmcee-menu li a .label.active1 {
background: #ffab19;
}
.wmcee-menu li a .label.active {
background: #ffd700;
}
.wmcee-menu li a .label.sub-active {
border-bottom: 8px solid #990000;
}
.wmcee-menu li:first-child {
margin-left:0;
}
.wmcee-menu li:first-child a .label {
background: #767676;
color:#ffffff;
}