#toc {
background-color: #222 !important;
}
element {
margin: 2px auto;
padding: 3px;
width: 500px;
background-color: #222;
border: 2px solid #000;
text-align: center;
-moz-border-radius: 10px;
-webkit-border-radius: 10px;
border-radius: 10px;
-khtml-border-radius: 10px;
clear: both;
}