<div class="pageSlider">
    <a href="#lounge" class="active">Visitor's Lounge</a>
    <a href="#streams">News Stream</a>
    <a class="slide-button"></a>
</div>

.pageSlider {
    margin: 15px auto !important;
    font-size: 1.2em;
    white-space: nowrap;
    height: 35px;
}
.pageSlider a[href] {
    display: inline-block;
    text-align: center;
    text-decoration: none;

    z-index: 2;
}
.pageSlider a[href].active {
    color: #000;
}
.pageSlider .slide-button {
    background-color: #cccc00;
    position: relative;
    top: -35px;
    display: inline-block;
    height: 35px;
    padding: 0;
    float: left;
    height: inherit;

    z-index: 1;
}

position:relative;