ul#menu {
    font-family: Verdana, sans-serif;
    font-size: 12px;
    margin: 0;
    padding: 0;
    list-style: none;
}

ul#menu li {
    background-color: #FF831C;
    border-left: 5px solid #54BAE2;
    display: block;
    width: 270px;
    height: 30px;
    margin: 2px 0;
}

ul#menu li a {
    color: #fff;
    display: block;
    font-weight: bold;
    line-height: 30px;
    padding-left: 15px;
    text-decoration: none;
    width: 270px; /* 150px - 15px (padding) */
    height: 30px;
}

ul#menu li.active, ul#menu li:hover {
    background-color: #54BAE2;
    border-left: 5px solid #FF831C;
}

ul#menu_horiz {
    font-family: Verdana, sans-serif;
    font-size: 11px;
    margin: 0;
    padding: 0;
    list-style: none;
}
  
ul#menu_horiz li {
    background-color: #FF831C;
    border-bottom: 5px solid #54BAE2;
    display: block;
    width: 215px;
    height: 30px;
    margin: 2px;
    float: left; /* elementi su singola riga */
}
  
ul#menu_horiz li a {
    color: #fff;
    display: block;
    font-weight: bold;
    line-height: 30px;
    text-decoration: none;
    width: 215px;
    height: 30px;
    text-align: center;
}
  
ul#menu_horiz li.active, ul#menu li:hover {
    background-color: #54BAE2;
    border-bottom: 5px solid #FF831C;
}