h2 {
		font-family:verdana;
		text-align:center;
    color:red;
}	

div {
    position:absolute;
    width:150px;
    height:75px;
}	
div#rdiv1 {
    background:blue;
    z-index: 10
}

div#rdiv2 {
    background:cyan;
    z-index: 9
}

div#rdiv3 {
    background:yellow;
    z-index: 8
}

div#rdiv4 {
    background:orange;
    z-index: 8
}

div#rdiv5 {
    background:green;
    z-index: 6
}

div#rdiv6 {
    background:pink;
    z-index: 9
}