nav ul {
	list-style-type: none;
}
nav ul li {
	/*display: inline;*/
	float:left;
	margin-left: 0;
}
nav ul li a {
	text-decoration: none;
	padding: 15px;
	background-color: #005500;
	color: white;
}
nav ul li a:hover {
	background-color: yellow;
	color: black;
}