Menu Dasar

ul{
    height: 40px;
    width: 960px;
    margin: 0 auto;
    background: green;
}
li{
    float: left;
    list-style: none;
}
a{
    color: #fff;
    text-decoration: none;
    font-weight: bold;
    display: block;
    padding: 10px 15px;
}
a:hover{
    background: #000;
}