/* reset stili */

ul {
  margin: 0;
  padding: 0;
  list-style-type: none;
}

/* lista orizzontale */

#menu li {
  display: inline-block;
  position: relative;
}

/* menu */

#menu {
  width: 100%;
  background-color: #FFFFFF;
  border: 1px solid #FFFFFF;
  border-radius: 0px;
  box-shadow: 0px 0px 0px  0px #0000FF;
  text-align: center;
}

/* links */

li a {
  display: block;
  padding: 2px 2px;
  width: 180px;
  color: #999999;
  text-transform: uppercase;
  font:  1.5em  Helvetica, Calibri, Geneva, Arial,  sans-serif;
  text-decoration: none;
  text-shadow: 0 0px #000;
  border-right: 1px solid #0000FF;
  box-shadow: 0px 0 #444;
}

/* rimuoviamo il bordo e l'ombreggiatura dall'ultimo link del menu */

#contatti {
  border: none;
  box-shadow: none;  
}

/* links hover */

a:hover {
  color: #333333;
}

/* sub menu */

#menu li .hidden {
  display: block;
  position: absolute;
  top: 100px;
  left: 0;
  background-color: #FFFFFF;
  opacity: 0;
  filter:Alpha(opacity=0); /* IE8 and earlier */
  visibility: hidden;
}

/* links sub menu */

#menu li .hidden li a {
  
  border-bottom: 0px solid #FFFFFF;
  border-right: none;
  box-shadow: none;
}

/* menu hover */

#menu li:hover .hidden {
  margin-top: -65px;
  opacity: 1;
  filter:Alpha(opacity=100); /* IE8 and earlier */
  transition: all 0.5s ease;
  visibility: visible;
}

/* diamo uno stile al pulsante del menu e nascondiamolo */

.showMenu {
  padding: 5px 5px;
  color: #000000;
  background: #FFFFFF;
  text-align: right;
  display: none;
}

/* nascondiamo il checkbox */

input[type=checkbox]{
  display: none;
}

/* mostriamo il menu quando il checkbox viene selezionato */

input[type=checkbox]:checked ~ #menu{
  display: block;
}