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#preftoc li {
margin: 1px 2px 0px 2px;
float: left;
padding: 2px 0 3px 0;
border: 1px solid #fff;
border-right-color: #ddd;
border-left-color: #ddd;
border-top-color: #ddd;
border-bottom: 0;
position: relative;
white-space: nowrap;
list-style-type: none;
list-style-image: none;
z-index: 3;
border-top-right-radius: 8px;
border-top-left-radius: 8px;
#preftoc > li.selected {
margin-top: -1px;
border-bottom: #fff;
padding-top: 3px;
margin-right: 2px;