html, body 
{
	height: 100%; 
	padding:0; margin:0; 
}

#mainmenu 
{
  font-family: Arial, Verdana, sans-serif;
  font-size: 14px;
}

#mainmenu ul
{
  list-style: none; 
  margin: 0; padding: 0;
}

#mainmenu ul li
{
  display: inline;
  line-height: 90px;
}

#mainmenu ul li a
{
  padding: 10px 30px;
  border: 1px solid Gray;
  color: black !important;
  text-decoration: none;
}

#mainmenu ul li a:hover
{
  background: #b5b5b5;
}