#menu {
font: Arial, Helvetica, sans-serif;

}

#menu ul, li {
list-style-type: none;
}

#menu ul {
margin: 0;
padding: 0;
}

#menu li {
float: left;
}

#menu a {
text-decoration: none;
color: #000000;
background: #FFFFFF;
display: block;
padding: 10px 25px;
text-align: center;
border: 1px solid  #95979a;
border-width: 0px 0px 0px 1px;
}


#menu a#primero {
border-left: 1px solid #ACCFE8;

}

#menu a:hover {
background:   #FFFFFF;
color: #95979a;
}