body {
	width:750px;
	margin:50px auto 100px auto;
}


.n1 {
	background-color: #06F;
	float: left;
	height: 150px;
	width: 150px;
	cursor:pointer;
}
.n2 {
	background-color: #C6C;
	float: left;
	height: 150px;
	width: 150px;
	cursor:pointer;
}
.n3 {
	background-color: #6C6;
	float: left;
	height: 150px;
	width: 150px;
	cursor:pointer;
}
.n4 {
	background-color: #C36;
	float: left;
	height: 150px;
	width: 150px;
	cursor:pointer;
}
.n5 {
	background-color: #600;
	float: left;
	height: 150px;
	width: 150px;
	cursor:pointer;
}