.boxouter
{
	width: 350px;
	height: 250px;
	border: 0px solid #000;
}

.box1, .box2, .box3{
width:40px;
height:20px;
float:left;
padding:3px;	
border:1px solid black;
z-index:-3;
margin:20px 0 -15px 20px;}

.box4{
padding:30px;	
border: 1px solid black;
margin:0 10px 0 10px;
z-index: 3;
}

.box5, .box6, .box7{
float:left;
padding:3px;	
border:1px solid black;
width:40px;
margin:-15px 0px 40px 20px;}

.box5{background:gainsboro;}
.box1{background:gainsboro;}
.box2{background:silver;}
.box3{background:darkgray;}


/*
.box1
{
	background:silver;
	border:1px solid black;
	margin:0px;
	padding:0px;
	height:100px;
	width:100px;
	position:relative;
	display:inline;
	float:left;
	z-index:1;
}

.box5
{
	clear: left;
	background:silver;
	border:1px solid black;
	margin:0px;
	padding:0px;
	height:100px;
	width:100px;
	position:relative;
	display:inline;
	float:left;
	left:0px;
	top:46px;
	z-index:2;
}

.box2
{
	background:silver;
	border:1px solid black;
	margin:0px;
	padding:0px;
	height:100px;
	width:100px;
	position:relative;
	display:inline;
	float:left;
	left:46px;
	top:0px;
	z-index:3;
}

.box3a
{
	clear: left;
	clear: right;
	background-color:#ff0;
	position:relative;
	left:0px;
	top: 0px;
	width:100px;
	height:100px;
	border:1px solid black;
	margin:0px;
	padding:0px;
	display:inline;
}

.box4
{
	clear:right;
	background:silver;
	border:1px solid black;
	margin:0px;
	padding:0px;
	height:100px;
	width:100px;
	position:relative;
	display:inline;
	float:right;
	left:0px;
	top:46px;
	z-index:4;
}

.box3b
{
	background:gainsboro;
	border:1px solid black;
	padding:0px;
	height:100px;
	width:100px;
	position:relative;
	top:75px;
	left:75px;
	z-index:1;
}

.box3
{
	clear:right;
	background:silver;
	border:1px solid black;
	margin:0px;
	padding:0px;
	height:100px;
	width:100px;
	position:relative;
	display:inline;
	float:right;
	left:0px;
	top:0px;
	z-index:5;
}
*/