#menu4main{
background: silver;
height: 20px;
float: left;
  padding: 0px;
  margin: 0px;
}

.menu4main ul{
font: bold 13px arial;
padding: 0;
margin: 0;
height: 20px;
}

.menu4main ul li{
list-style: none;
display: inline;
float: left;
align-vertical: center;
}

.menu4main ul li a{
padding: 2px 0.5em;
text-decoration: none;
float: left;
color: white;
background-color: black;
border: 2px solid gray;
border-left: 0px solid gray;
}

.menu4main ul li a:hover{
background-color: red;
border-style: outset;
}

html>body .menu4main ul li a:active{ /* Apply mousedown effect only to NON IE browsers */
border-style: inset;
}