.mattblackmenu ul{
margin: 0;
padding: 0;
/*font: bold 12px Verdana;*/
list-style-type: none;
/*border-bottom: 1px solid gray;*/
/*background: #414141;*/
overflow: hidden;
width: 100%;
}

.mattblackmenu li{
display: inline;
margin: 0;
}

.mattblackmenu li a{
float: left;
display: block;
text-decoration: none;
margin: 0;
padding: 6px 8px; /*padding inside each tab*/
/*border-right: 1px solid white; right divider between tabs*/
color: black;
/*background: #414141;*/
}

/*.mattblackmenu li a:visited{
color: white;
}*/

.mattblackmenu li a:hover{
color: white;
background: green; /*background of tabs for hover state */
}

.mattblackmenu a.selected{
background: green; /*background of tab with "selected" class assigned to its LI */
color: white;
}