body { color: green; background: black; }

ul{
list-style-type:none;
}
li{
display:inline;
}
a{
float:left;
width:125px;
text-decoration:none;
color:white;
font-weight:bold;
background:red;
padding:5px;
border-right:1px solid #FFFFFF;
}
a:hover{
background:#CCCC00;
}