#nav {
width:150px;
list-style:none;
margin:150px auto;
}
#nav a {
color:black;
text-decoration:none;
}
#nav a:active, #nav a:focus, #nav a:hover {
color:red;
}
a#current {
color:black;
}
a#current:active, a#current:focus, a#current:hover {
color:gray;
}