body {
width:800px;
margin: 0 auto;
height:550px;}

div.one {position: absolute; 
top: 40px;
height: 450px;
width: 700px;
color: white;
background-color: blue;
z-index: 1;visibility: hidden;}

div.two {position: absolute;
top: 40px;
font-size:10px;
height: 450px;
width: 700px;
background-color: #990033;
z-index: 2;}

div.three {position: absolute;
top: 40px;
font-size:10px;
height: 550px;
width: 800px;
background-color: white;
z-index: 3;}