#tabmenu {
    margin: 20px 0 0 20px;
}

li, p { font: 12px/16px Arial, Helvetica, sans-serif; }

#nav {
    overflow: hidden;
    padding-left: 0;
}

#nav li {
    float: left;
    list-style: none;
    background: #EEE;
}

#nav li a {    
    padding: 10px;
    border-top: 1px solid #CCC;
    border-right: 1px solid #CCC;
    display: block;
    background: #CCC;
}

#nav li:first-child a {
    border-left: 1px solid #CCC;
}

#tab-content {
    border: 1px solid #CCC;
    padding: 10px;
    width: 80%;
    margin-top: -1px;
    -moz-border-radius: 0 0 5px 5px;
}

#nav li a.active {
    background: #FFF;
    margin-bottom: -3px;
}