.tns-controls { text-align: center; margin-bottom: 10px; }
.tns-controls [aria-controls] {
    font-size: 15px;
    margin: 0 5px;
    padding: 0 1em;
    height: 2.5em;
    color: white;
    background: #66CCFF;
    border-radius: 3px;
    border: 0;
}
.lt-ie9 .tns-controls > [aria-controls] {
    line-height: 2.5em;
}
[data-action] {
    display: block;
    margin: 10px auto;
    font-size: 17px;
    min-width: 3em;
    text-align: center;
    background: transparent;
    border: 0;
}